source: lmdz_wrf/trunk/tools/drawing.py @ 286

Last change on this file since 286 was 237, checked in by lfita, 10 years ago

Removing replace'_','\_') not useful, since it generates files with '\_'

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1import numpy as np
2import os
3from netCDF4 import Dataset as NetCDFFile
4import drawing_tools as drw
5from optparse import OptionParser
6import sys
7from cStringIO import StringIO
8
9## e.g. # drawing.py -f /media/data2/etudes/WRF_LMDZ/WL_HyMeX/IIphase/medic950116/wlmdza/wrfout/wrfout_d01_1995-01-13_00:00:00 -o create_movie -S 'draw_2D_shad#Time@WRFTimes@10@95@191@1#tas:East_West|-1,North_South|-1,Time|2:longitude:latitude:Summer:270.,300.:tas|at|t=0:pdf:None:None' -v T2
10## e.g. # drawing.py -f wrfout_d01_1980-03-01_00\:00\:00_Time_B0-E48-I1.nc -o draw_2D_shad -S 'tas:East_West|-1,North_South|-1,Time|2:longitude:latitude:Summer:270.,300.:tas|at|t=0:pdf:None:cyl,i' -v T2
11## e.g. # drawing.py -f ~/etudes/domains/MEDCORDEX/geo_em.d01.nc -o draw_2D_shad_cont -S 'landmask,height:Time|0:Time|0:XLONG_M:XLAT_M:rainbow:fixc,k:%.2f:0,1:0.,3000.,10:landmask & height:pdf:False:lcc,i' -v LANDMASK,HGT_M
12## e.g. # drawing.py -f ~/etudes/domains/MEDCORDEX/geo_em.d01.nc -o draw_2D_shad_cont -S 'height,landmask:Time|0:Time|0:XLONG_M:XLAT_M:terrain:fixc,k:None:0.,3000.:0,1,10:MEDCORDEX height & landmask:pdf:False:lcc,i' -v HGT_M,LANDMASK
13## e.g. # drawing.py -o draw_2D_shad_line -f 'mean_dtcon-pluc-pres_lat.nc,mean_dtcon-pluc-pres_lat.nc' -S 'dtcon,prc:bottom_top|-1,south_north|-1:latmean:presmean:seismic,k:-5.,5.:monthly|dtcon|&|prc:pdf:flip@y:None:True' -v 'dtconmean,prcmean'
14## e.g. # drawing.py -f 'geo_em.d02.nc' -o draw_topo_geogrid -S '0.,3000.:None:FF_3dom d02:png:cyl,i'
15## e.g. # drawing.py -o draw_topo_geogrid_boxes -S '0.,3000.:None:FF domains:pdf:lcc,i:d01,d02,d03' -f geo_em.d01.nc,geo_em.d02.nc,geo_em.d03.nc
16## e.g. # drawing.py -o draw_trajectories -f 'WRF/control/trajectory.dat@-1@/home/lluis/etudes/domains/WL_HyMeX_HighRes_C/geo_em.d03.nc#XLONG_M#XLAT_M,WRF_LMDZ/wlmdza/trajectory.dat@-1@/home/lluis/etudes/domains/WL_HyMeX_C/geo_em.d01.nc#XLONG_M#XLAT_M,WRF_LMDZ/wlmdzb/trajectory.dat@-1@/home/lluis/etudes/domains/WL_HyMeX_C/geo_em.d01.nc#XLONG_M#XLAT_M,WRF_LMDZ/wlmdzb_ii/trajectory.dat@-1@/home/lluis/etudes/domains/WL_HyMeX_C/geo_em.d01.nc#XLONG_M#XLAT_M' -S '$WRF_{CRM}$,$LMDZ_{AR4.0}$,$LMDZ_{NPv3.1}$,$LMDZ_{NPv3.1b}$|None|medicane trajectories|pdf|cyl,i' -v obs/trajectory.dat,satellite,-1
17## e.g. # drawing.py -o draw_vals_trajectories -f WRF_LMDZ/wlmdza/tevolboxtraj_T2.nc,WRF_LMDZ/wlmdzb/tevolboxtraj_T2.nc,WRF/control/tevolboxtraj_T2.nc -S 'mean:-1:$WRF_{CRM}$,$LMDZ_{AR4.0}$,$LMDZ_{NPv3.1}$@4:tas:time|($[DD]^[HH]$):exct,6,h:$%d^{%H}$:trajectory|following|mean:pdf' -v T2
18## e.g. # drawing.py -o draw_2D_shad_time -f 'netcdf_concatenated.nc' -S 'dtcon:Time|-1,bottom_top|-1:presmean:time:seismic:-3.e-6,3.e-6:monthly|dtcon:pdf:transpose:time|hours!since!1949-12-01|exct,2,d|%d|date!([DD])|x:True' -v 'dtconmean'
19## e.g. # drawing.py -o variable_values -S PSFC
20## e.g. # drawing.py -o draw_timeSeries -f wrfout_d01_1979-12-01_00:00:00_bottom_top_B6-E6-I1_south_north_B3-E3-I1_west_east_B26-E26-I1.nc -S 'dt_con:time|($[DD]^{[HH]}$):exct,12,h:$%d^{%H}$:time|evolution|at|-1|6|3|26:1:pdf' -v 'LDQCON,time'
21## e.g. # drawing.py -f wrfout_d01_1979-12-01_00:00:00 -o draw_Neighbourghood_evol -S 'q:Time|-1|Times,bottom_top|6|ZNU,south_north|3|XLAT,west_east|26|XLONG:south_north,west_east:5:auto:time|($[DD]^{[HH]}$),time|($[DD]^{[HH]}$):exct,2,h|exct,1,d:$%d^{%H}$,$%d^{%H}$:5|pts|neighbourghood|temporal|evolution:0.0,0.004:BuPu:pdf:True' -v QVAPOR
22## e.g. # drawing.py -o draw_lines_time -f wrfout_d01_1980-03-01_00:00:00_Time_B0-E48-I1_south_north_B15-E15-I1_west_east_B15-E15-I1.nc -S 'time;y;time ([DD]${[HH]}$);file1;tas;evolution;time|hours!since!1949-12-01_00:00:00|exct,12,h|%d$^{%H}$;pdf' -v T2
23
24main = 'drawing.py'
25
26errormsg = 'ERROR -- error -- ERROR -- error'
27warnmsg = 'WARNING -- waring -- WARNING -- warning'
28fillValue=1.e20
29
30namegraphics = ['create_movie', 'draw_2D_shad', 'draw_2D_shad_time',                 \
31  'draw_2D_shad_cont', 'draw_2D_shad_cont_time', 'draw_2D_shad_line',                \
32  'draw_2D_shad_line_time', 'draw_timeSeries', 'draw_topo_geogrid',                  \
33  'draw_topo_geogrid_boxes', 'draw_trajectories', 'draw_vals_trajectories',          \
34  'draw_lines', 'draw_lines_time', 'draw_Neighbourghood_evol', 'list_graphics',      \
35  'variable_values']
36
37def draw_2D_shad(ncfile, values, varn):
38    """ plotting a fields with shading
39    draw_2D_shad(ncfile, values, varn)
40      ncfile= file to use
41      values=[vnamefs]:[dimvals]:[dimxvn]:[dimyvn]:[colorbar]:[sminv],[smaxv]:[figt]:
42       [kindfig]:[reverse]:[mapv]:[close]
43        [vnamefs]: Name in the figure of the variable to be shaded
44        [dimvals]: ',' list of [dimname]|[value] telling at which dimension of the
45          variable a given value is required (-1, all the length)
46        [dimx/yvn]: name of the variables with the values of the final dimensions (x,y)
47        [colorbar]: name of the color bar
48        [smin/axv]: minimum and maximum value for the shading or:
49          'Srange': for full range
50          'Saroundmean@val': for mean-xtrm,mean+xtrm where xtrm = np.min(mean-min@val,max@val-mean)
51          'Saroundminmax@val': for min*val,max*val
52          'Saroundpercentile@val': for median-xtrm,median+xtrm where xtrm = np.min(median-percentile_(val),
53            percentile_(100-val)-median)
54          'Smean@val': for -xtrm,xtrm where xtrm = np.min(mean-min*@val,max*@val-mean)
55          'Smedian@val': for -xtrm,xtrm where xtrm = np.min(median-min@val,max@val-median)
56          'Spercentile@val': for -xtrm,xtrm where xtrm = np.min(median-percentile_(val),
57             percentile_(100-val)-median)
58        [figt]: title of the figure ('|' for spaces)
59        [kindfig]: kind of figure
60        [reverse]: Transformation of the values
61          * 'transpose': reverse the axes (x-->y, y-->x)
62          * 'flip'@[x/y]: flip the axis x or y
63        [mapv]: map characteristics: [proj],[res]
64          see full documentation: http://matplotlib.org/basemap/
65          [proj]: projection
66            * 'cyl', cilindric
67            * 'lcc', lamvbert conformal
68          [res]: resolution:
69            * 'c', crude
70            * 'l', low
71            * 'i', intermediate
72            * 'h', high
73            * 'f', full
74      valules= 'rh:z|-1,x|-1:z|-1,x|-1:lat:pressure:BuPu:0.,100.:rh:pdf:flip@y:None'
75      varn= [varsn] name of the variable to plot with shading
76    """
77
78    fname = 'draw_2D_shad'
79    if values == 'h':
80        print fname + '_____________________________________________________________'
81        print draw_2D_shad.__doc__
82        quit()
83
84    expectargs = ['[vnamefs]', '[dimvals]', '[dimxvn]', '[dimyvn]', '[colorbar]',    \
85      '[sminv],[smaxv]', '[figt]', '[kindfig]', '[reverse]', '[mapv]', '[close]']
86 
87    drw.check_arguments(fname,len(expectargs),values,':',expectargs)
88
89    vnamesfig = values.split(':')[0]
90    dimvals= values.split(':')[1].replace('|',':')
91    vdimxn = values.split(':')[2]
92    vdimyn = values.split(':')[3]
93    colbarn = values.split(':')[4]
94    shadminmax = values.split(':')[5]
95    figtitle = values.split(':')[6].replace('|',' ')
96    figkind = values.split(':')[7]
97    revals = values.split(':')[8]
98    mapvalue = values.split(':')[9]
99#    varn = values.split(':')[10]
100
101    ncfiles = ncfile
102   
103    if not os.path.isfile(ncfiles):
104        print errormsg
105        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
106        quit(-1)   
107
108    objsf = NetCDFFile(ncfiles, 'r')
109   
110    varns = varn.split(',')[0]
111
112    if  not objsf.variables.has_key(varns):
113        print errormsg
114        print '  ' + fname + ': shading file "' + ncfiles +                          \
115          '" does not have variable "' +  varns + '" !!'
116        quit(-1)
117
118# Variables' values
119    objvars = objsf.variables[varns]
120
121    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
122
123# Dimensions names
124##    print fname + ' obj dimnames: ', objvars.dimensions, dimvals, len(dimvals.split(','))
125##    dimnamesv = []
126##    for idd in range(len(objvars.dimensions)):
127##        cutdim = False
128##        for idc in range(len(dimvals.split(','))):
129##            dimcutn = dimvals.split(',')[idc].split(':')[0]
130##            print objvars.dimensions[idd], dimcutn
131##            if objvars.dimensions[idd] == dimcutn:
132##                cutdim = True
133##                break
134##        if not cutdim: dimnamesv.append(objvars.dimensions[idd])
135    dimnamesv = [vdimyn, vdimxn]
136
137    if drw.searchInlist(objvars.ncattrs(),'units'):
138        varunits = objvars.getncattr('units')
139    else:
140        print warnmsg
141        print '  ' + fname + ": variable '" + varn + "' without units!!"
142        varunits = '-'
143
144    if  not objsf.variables.has_key(vdimxn):
145        print errormsg
146        print '  ' + fname + ': shading file "' + ncfiles +                          \
147          '" does not have dimension variable "' +  vdimxn + '" !!'
148        quit(-1)
149    if  not objsf.variables.has_key(vdimyn):
150        print errormsg
151        print '  ' + fname + ': shading file "' + ncfiles +                          \
152          '" does not have dimension variable "' +  vdimyn + '" !!'
153        quit(-1)
154
155    objdimx = objsf.variables[vdimxn]
156    objdimy = objsf.variables[vdimyn]
157    if drw.searchInlist(objdimx.ncattrs(),'units'):
158        odimxu = objdimx.getncattr('units')
159    else:
160        print warnmsg
161        print '  ' + fname + ": variable dimension '" + vdimxn + "' without units!!"
162        odimxu = '-'
163
164    if drw.searchInlist(objdimy.ncattrs(),'units'):
165        odimyu = objdimy.getncattr('units')
166    else:
167        print warnmsg
168        print '  ' + fname + ": variable dimension '" + vdimyn + "' without units!!"
169        odimyu = '-'
170
171    if len(objdimx.shape) <= 2:
172#        odimxv = objdimx[valshad.shape]
173#        odimyv = objdimy[valshad.shape]
174        odimxv = objdimx[:]
175        odimyv = objdimy[:]
176
177    elif len(objdimx.shape) == 3:
178#        dimcut = [0, slice(0,valshad.shape[0]), slice(0,valshad.shape[1])]
179#        odimxv = objdimx[tuple(dimcut)]
180#        odimyv = objdimy[tuple(dimcut)]
181        odimxv = objdimx[0,:]
182        odimyv = objdimy[0,:]
183    else:
184        print errormsg
185        print '  ' + fname + ': shape of dimension variable:', objdimx.shape,        \
186          ' not ready!!'
187        quit(-1)
188
189    shading_nx = []
190    if shadminmax.split(',')[0][0:1] != 'S':
191            shading_nx.append(np.float(shadminmax.split(',')[0]))
192    else:
193        shading_nx.append(shadminmax.split(',')[0])
194
195    if shadminmax.split(',')[1][0:1] != 'S':
196        shading_nx.append(np.float(shadminmax.split(',')[1]))
197    else:
198        shading_nx.append(shadminmax.split(',')[1])
199
200    if mapvalue == 'None': mapvalue = None
201
202    drw.plot_2D_shadow(valshad, vnamesfig, odimxv, odimyv, odimxu, odimyu, dimnamesv,\
203      colbarn, shading_nx, varunits, figtitle, figkind, revals, mapvalue, True)
204
205    return
206
207def draw_2D_shad_time(ncfile, values, varn):
208    """ plotting a fields with shading with time values
209    draw_2D_shad(ncfile, values, varn)
210      ncfile= file to use
211      values=[vnamefs]:[dimvals]:[dimxvn]:[dimyvn]:[colorbar]:[sminv],[smaxv]:[figt]:
212       [kindfig]:[reverse]:[timevals]:[close]
213        [vnamefs]: Name in the figure of the variable to be shaded
214        [dimvals]: ',' list of [dimname]|[value] telling at which dimension of the
215          variable a given value is required (-1, all the length)
216        [dimx/yvn]: name of the variables with the values of the final dimensions (x,y)
217        [colorbar]: name of the color bar
218        [smin/axv]: minimum and maximum value for the shading or:
219          'Srange': for full range
220          'Saroundmean@val': for mean-xtrm,mean+xtrm where xtrm = np.min(mean-min@val,max@val-mean)
221          'Saroundminmax@val': for min*val,max*val
222          'Saroundpercentile@val': for median-xtrm,median+xtrm where xtrm = np.min(median-percentile_(val),
223            percentile_(100-val)-median)
224          'Smean@val': for -xtrm,xtrm where xtrm = np.min(mean-min*@val,max*@val-mean)
225          'Smedian@val': for -xtrm,xtrm where xtrm = np.min(median-min@val,max@val-median)
226          'Spercentile@val': for -xtrm,xtrm where xtrm = np.min(median-percentile_(val),
227             percentile_(100-val)-median)
228        [figt]: title of the figure ('|' for spaces)
229        [kindfig]: kind of figure
230        [reverse]: Transformation of the values
231          * 'transpose': reverse the axes (x-->y, y-->x)
232          * 'flip'@[x/y]: flip the axis x or y
233        [timevals]: [timen]|[units]|[kind]|[tfmt]|[label]|[timeaxis] time labels characteristics
234           [timen]; name of the time variable
235           [units]; units string according to CF conventions ([tunits] since
236             [YYYY]-[MM]-[DD] [[HH]:[MI]:[SS]], '!' for spaces)
237           [kind]; kind of output
238             'Nval': according to a given number of values as 'Nval',[Nval]
239             'exct': according to an exact time unit as 'exct',[tunit];
240               tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
241                'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
242                'l': milisecond
243           [tfmt]; desired format
244           [label]; label at the graph ('!' for spaces)
245        [close]: should figure be closed (finished)
246      values='dtcon:Time|-1,bottom_top|-1:presmean:time:seismic:-3.e-6,3.e-6:monthly|'
247        'dtcon:pdf:transpose:time|hours!since!1949-12-01|exct,2,d|%d|date!([DD])|x:True
248      varn= [varsn] name of the variable to plot with shading
249    """
250    fname = 'draw_2D_shad_time'
251
252    if values == 'h':
253        print fname + '_____________________________________________________________'
254        print draw_2D_shad_time.__doc__
255        quit()
256
257    farguments = ['[vnamefs]', '[dimvals]', '[dimxvn]', '[dimyvn]', '[colorbar]',     \
258      '[sminv],[smaxv]', '[figt]', '[kindfig]', '[reverse]', '[timevals]', '[close]']
259    drw.check_arguments(fname,11,values,':',farguments)
260
261    vnamesfig = values.split(':')[0]
262    dimvals= values.split(':')[1].replace('|',':')
263    vdimxn = values.split(':')[2]
264    vdimyn = values.split(':')[3]
265    colbarn = values.split(':')[4]
266    shadminmax = values.split(':')[5]
267    figtitle = values.split(':')[6].replace('|',' ')
268    figkind = values.split(':')[7]
269    revals = values.split(':')[8]
270    timevals = values.split(':')[9]
271    close = values.split(':')[10]
272
273    ncfiles = ncfile
274   
275    if not os.path.isfile(ncfiles):
276        print errormsg
277        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
278        quit(-1)   
279
280    objsf = NetCDFFile(ncfiles, 'r')
281   
282    varns = varn.split(',')[0]
283
284    if  not objsf.variables.has_key(varns):
285        print errormsg
286        print '  ' + fname + ': shading file "' + ncfiles +                          \
287          '" does not have variable "' +  varns + '" !!'
288        quit(-1)
289
290# Variables' values
291    objvars = objsf.variables[varns]
292
293    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
294
295    dimnamesv = [vdimyn, vdimxn]
296
297    varunits = objvars.getncattr('units')
298
299    if  not objsf.variables.has_key(vdimxn):
300        print errormsg
301        print '  ' + fname + ': shading file "' + ncfiles +                          \
302          '" does not have dimension variable "' +  vdimxn + '" !!'
303        quit(-1)
304    if  not objsf.variables.has_key(vdimyn):
305        print errormsg
306        print '  ' + fname + ': shading file "' + ncfiles +                          \
307          '" does not have dimensino variable "' +  vdimyn + '" !!'
308        quit(-1)
309
310    objdimx = objsf.variables[vdimxn]
311    objdimy = objsf.variables[vdimyn]
312    odimxu = objdimx.getncattr('units')
313    odimyu = objdimy.getncattr('units')
314
315    if len(objdimx.shape) <= 2:
316        odimxv = objdimx[:]
317        odimyv = objdimy[:]
318
319    elif len(objdimx.shape) == 3:
320        odimxv = objdimx[0,:]
321        odimyv = objdimy[0,:]
322    else:
323        print errormsg
324        print '  ' + fname + ': shape of dimension variable:', objdimx.shape,        \
325          ' not ready!!'
326        quit(-1)
327
328    timename = timevals.split('|')[0]
329    timeunit = timevals.split('|')[1].replace('!',' ')
330    timekind = timevals.split('|')[2]
331    timefmt = timevals.split('|')[3]
332    timelabel = timevals.split('|')[4].replace('!',' ')
333
334    if vdimxn == timename:
335        odimxv = objsf.variables[vdimxn][:]
336        odimxu = timelabel
337        timeaxis = 'x'
338        odimyv = objsf.variables[vdimyn]
339        odimyu = odimyv.getncattr('units')
340        timepos, timelabels = drw.CFtimes_plot(odimxv, timeunit, timekind, timefmt)
341    elif vdimyn == timename:
342        odimyv = objsf.variables[vdimyn][:]
343        odimyu = timelabel
344        timeaxis = 'y'
345        odimxv = objsf.variables[vdimxn]
346        odimxu = odimxv.getncattr('units')
347        timepos, timelabels = drw.CFtimes_plot(odimyv, timeunit, timekind, timefmt)
348    else:
349        print errormsg
350        print '  ' + fname + ": time variable '" + timename + "' not found!!"
351        quit(-1)
352
353    shading_nx = []
354    if shadminmax.split(',')[0][0:1] != 'S':
355        shading_nx.append(np.float(shadminmax.split(',')[0]))
356    else:
357        shading_nx.append(shadminmax.split(',')[0])
358
359    if shadminmax.split(',')[1][0:1] != 'S':
360        shading_nx.append(np.float(shadminmax.split(',')[1]))
361    else:
362        shading_nx.append(shadminmax.split(',')[1])
363
364    closeval = drw.Str_Bool(close)
365
366    drw.plot_2D_shadow_time(valshad, vnamesfig, odimxv, odimyv, odimxu, odimyu,      \
367      dimnamesv, colbarn, shading_nx, varunits, figtitle, figkind, revals, timeaxis, \
368      timepos, timelabels, closeval)
369
370    return
371
372def draw_2D_shad_cont(ncfile, values, varn):
373    """ plotting two fields, one with shading and the other with contour lines
374    draw_2D_shad_cont(ncfile, values, varn)
375      ncfile= [ncfilevars],[ncfilevarc] files to use (one value, same file)
376      values=[vnamefs]:[dimvals]:[dimvalc]:[dimxvn]:[dimyvn]:[colorbar]:[ckind]:[clabfmt]:[sminv],[smaxv]:[sminc],[smaxv],[Nlev]:[figt]:[kindfig]:[reverse]:[mapv]
377        [vnamefs],[vnamefc]: Name in the figure of the shaded and the contour variables
378        [dimvals/c]: list of [dimname]|[value] telling at which dimension of the
379          variable a given value is required (no dimension name, all the length)
380        [dimx/yvn]: ',' list with the name of the variables with the values of the dimensions
381        [colorbar]: name of the color bar
382        [ckind]: kind of contours
383          'cmap': as it gets from colorbar
384          'fixc,[colname]': fixed color [colname], all stright lines
385          'fixsigc,[colname]': fixed color [colname], >0 stright, <0 dashed  line
386        [clabfmt]: format of the labels in the contour (None, also possible)
387        [smin/axv]: minimum and maximum value for the shading
388        [sminc]:[smaxv]:[Nlev]: minimum, maximum and number of values for the contour
389        [figt]: title of the figure ('|' for spaces)
390        [kindfig]: kind of figure
391        [reverse]: does the values be transposed? 'True/False',
392        [mapv]: map characteristics: [proj],[res]
393          see full documentation: http://matplotlib.org/basemap/
394          [proj]: projection
395            * 'cyl', cilindric
396            * 'lcc', lamvbert conformal
397          [res]: resolution:
398            * 'c', crude
399            * 'l', low
400            * 'i', intermediate
401            * 'h', high
402            * 'f', full
403      valules= 'rh,ta:z|-1,x|-1:z|-1,x|-1:lat:pressure:BuPu:fixsigc,black:%d:0.,100.:195.,305.,7:Meridonal|average|of|rh|&|ta:pdf:flip@y:None'
404      varn= [varsn],[varcn] name of the variable to plot with shading variable with contour
405    """
406
407    fname = 'draw_2D_shad_cont'
408    if values == 'h':
409        print fname + '_____________________________________________________________'
410        print draw_2D_shad_cont.__doc__
411        quit()
412
413    vnamesfig = values.split(':')[0].split(',')
414    dimvals= values.split(':')[1].replace('|',':')
415    dimvalc= values.split(':')[2].replace('|',':')
416    vdimxn = values.split(':')[3]
417    vdimyn = values.split(':')[4]
418    colbarn = values.split(':')[5]
419    countkind = values.split(':')[6]
420    countlabelfmt = values.split(':')[7]
421    shadminmax = values.split(':')[8]
422    contlevels = values.split(':')[9]
423    figtitle = values.split(':')[10].replace('|',' ')
424    figkind = values.split(':')[11]
425    revals = values.split(':')[12]
426    mapvalue = values.split(':')[13]
427
428    if2filenames = ncfile.find(',')
429
430    if if2filenames != -1:
431        ncfiles = ncfile.split(',')[0]
432        ncfilec = ncfile.split(',')[1]
433    else:
434        ncfiles = ncfile
435        ncfilec = ncfile
436
437    if not os.path.isfile(ncfiles):
438        print errormsg
439        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
440        quit(-1)   
441
442    if not os.path.isfile(ncfilec):
443        print errormsg
444        print '  ' + fname + ': contour file "' + ncfilec + '" does not exist !!'
445        quit(-1)   
446
447    objsf = NetCDFFile(ncfiles, 'r')
448    objcf = NetCDFFile(ncfilec, 'r')
449   
450    varns = varn.split(',')[0]
451    varnc = varn.split(',')[1]
452
453    if  not objsf.variables.has_key(varns):
454        print errormsg
455        print '  ' + fname + ': shading file "' + ncfiles +                          \
456          '" does not have variable "' +  varns + '" !!'
457        quit(-1)
458
459    if  not objcf.variables.has_key(varnc):
460        print errormsg
461        print '  ' + fname + ': contour file "' + ncfilec +                          \
462          '" does not have variable "' +  varnc + '" !!'
463        quit(-1)
464
465# Variables' values
466    objvars = objsf.variables[varns]
467    objvarc = objcf.variables[varnc]
468
469    if len(objvars.shape) != len(objvarc.shape):
470        print errormsg
471        print '  ' + fname + ': shading variable "' + varns + '" has a shape: ',     \
472          objvars.shape,  'different than contour variable "' +  varnc + '": ',      \
473          objvarc.shape,' !!!'
474        quit(-1)
475
476    for idim in range(len(objvars.shape)):
477        if objvars.shape[idim] != objvarc.shape[idim]:
478            print errormsg
479            print '  ' + fname + ': shading variable "' + varns + '" has a shape: ', \
480              objvars.shape,  'different than contour variable "' +  varnc + '": ',  \
481              objvarc.shape,' !!!'
482            quit(-1)
483
484    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
485    valcont, dimscont = drw.slice_variable(objvarc, dimvalc.replace(',','|'))
486
487# Dimensions names
488##    print fname + ' obj dimnames: ', objvars.dimensions, dimvals, len(dimvals.split(','))
489##    dimnamesv = []
490##    for idd in range(len(objvars.dimensions)):
491##        cutdim = False
492##        for idc in range(len(dimvals.split(','))):
493##            dimcutn = dimvals.split(',')[idc].split(':')[0]
494##            print objvars.dimensions[idd], dimcutn
495##            if objvars.dimensions[idd] == dimcutn:
496##                cutdim = True
497##                break
498##        if not cutdim: dimnamesv.append(objvars.dimensions[idd])
499    dimnamesv = [vdimyn, vdimxn]
500
501    varunits = []
502    varunits.append(objvars.getncattr('units'))
503    varunits.append(objvarc.getncattr('units'))
504
505    if  not objsf.variables.has_key(vdimxn):
506        print errormsg
507        print '  ' + fname + ': shading file "' + ncfiles +                          \
508          '" does not have dimension variable "' +  vdimxn + '" !!'
509        quit(-1)
510    if  not objsf.variables.has_key(vdimyn):
511        print errormsg
512        print '  ' + fname + ': shading file "' + ncfiles +                          \
513          '" does not have dimensino variable "' +  vdimyn + '" !!'
514        quit(-1)
515
516    objdimx = objsf.variables[vdimxn]
517    objdimy = objsf.variables[vdimyn]
518    odimxu = objdimx.getncattr('units')
519    odimyu = objdimy.getncattr('units')
520
521    if len(objdimx.shape) <= 2:
522#        odimxv = objdimx[valshad.shape]
523#        odimyv = objdimy[valshad.shape]
524        odimxv = objdimx[:]
525        odimyv = objdimy[:]
526
527    elif len(objdimx.shape) == 3:
528#        dimcut = [0, slice(0,valshad.shape[0]), slice(0,valshad.shape[1])]
529#        odimxv = objdimx[tuple(dimcut)]
530#        odimyv = objdimy[tuple(dimcut)]
531        odimxv = objdimx[0,:]
532        odimyv = objdimy[0,:]
533    else:
534        print errormsg
535        print '  ' + fname + ': shape of dimension variable:', objdimx.shape,        \
536          ' not ready!!'
537        quit(-1)
538
539    if countlabelfmt == 'None': 
540        countlfmt = None
541    else:
542        countlfmt = countlabelfmt
543
544    shading_nx = np.zeros((2), dtype=np.float)
545    shading_nx[0] = np.float(shadminmax.split(',')[0])
546    shading_nx[1] = np.float(shadminmax.split(',')[1])
547
548    clevmin = np.float(contlevels.split(',')[0])
549    clevmax = np.float(contlevels.split(',')[1])
550    Nclevels = int(contlevels.split(',')[2])
551
552    levels_cont = drw.pretty_int(clevmin, clevmax, Nclevels)
553
554    if len(levels_cont) <= 1: 
555        print warnmsg
556        print '  ' + fname + ': wrong contour levels:', levels_cont,' !!'
557        del(levels_cont)
558        levels_cont = np.zeros((Nclevels), dtype=np.float)
559        levels_cont = np.arange(7)*(clevmax - clevmin)/(Nclevels-1)
560        print '    generating default ones: ',levels_cont
561
562    if mapvalue == 'None': mapvalue = None
563
564    drw.plot_2D_shadow_contour(valshad, valcont, vnamesfig, odimxv, odimyv, odimxu,  \
565      odimyu, dimnamesv, colbarn, countkind, countlfmt, shading_nx, levels_cont,     \
566      varunits, figtitle, figkind, revals, mapvalue)
567
568    return
569
570def draw_2D_shad_cont_time(ncfile, values, varn):
571    """ plotting two fields, one with shading and the other with contour lines being
572    one of the dimensions of time characteristics
573    draw_2D_shad_cont(ncfile, values, varn)
574      ncfile= [ncfilevars],[ncfilevarc] files to use (one value, same file)
575      values=[vnamefs]:[dimvals]:[dimvalc]:[dimxvn]:[dimyvn]:[colorbar]:[ckind]:[clabfmt]:[sminv],[smaxv]:[sminc],[smaxv],[Nlev]:[figt]:[kindfig]:[reverse]:[timevals]:[mapv]
576        [vnamefs],[vnamefc]: Name in the figure of the shaded and the contour variables
577        [dimvals/c]: list of [dimname]|[value] telling at which dimension of the
578          variable a given value is required (no dimension name, all the length)
579        [dimx/yvn]: ',' list with the name of the variables with the values of the dimensions
580        [colorbar]: name of the color bar
581        [ckind]: kind of contours
582          'cmap': as it gets from colorbar
583          'fixc,[colname]': fixed color [colname], all stright lines
584          'fixsigc,[colname]': fixed color [colname], >0 stright, <0 dashed  line
585        [clabfmt]: format of the labels in the contour (None, also possible)
586        [smin/axv]: minimum and maximum value for the shading
587        [sminc]:[smaxv]:[Nlev]: minimum, maximum and number of values for the contour
588        [figt]: title of the figure ('|' for spaces)
589        [kindfig]: kind of figure
590        [reverse]: modification to the dimensions:
591          'transposed': transpose matrices
592          'flip',[x/y]: flip only the dimension [x] or [y]
593        [timevals]: [timen]|[units]|[kind]|[tfmt]|[label] time labels characteristics
594           [timen]; name of the time variable
595           [units]; units string according to CF conventions ([tunits] since
596             [YYYY]-[MM]-[DD] [[HH]:[MI]:[SS]], '!' for spaces)
597           [kind]; kind of output
598             'Nval': according to a given number of values as 'Nval',[Nval]
599             'exct': according to an exact time unit as 'exct',[tunit];
600               tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
601                'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
602                'l': milisecond
603           [tfmt]; desired format
604           [label]; label at the graph ('!' for spaces)
605        [mapv]: map characteristics: [proj],[res]
606          see full documentation: http://matplotlib.org/basemap/
607          [proj]: projection
608            * 'cyl', cilindric
609            * 'lcc', lamvbert conformal
610          [res]: resolution:
611            * 'c', crude
612            * 'l', low
613            * 'i', intermediate
614            * 'h', high
615            * 'f', full
616      valules= 'rh,ta:z|-1,x|-1:z|-1,x|-1:lat:pressure:BuPu:fixsigc,black:%d:0.,100.:195.,305.,7:Meridonal|average|of|rh|&|ta:pdf:flip@y:time!hours!since!1949/12/01|exct,5d|%d|date!([DD]):None'
617      varn= [varsn],[varcn] name of the variable to plot with shading variable with contour
618    """
619
620    fname = 'draw_2D_shad_cont_time'
621    if values == 'h':
622        print fname + '_____________________________________________________________'
623        print draw_2D_shad_cont_time.__doc__
624        quit()
625
626    expectargs = ['[vnamefs]', '[dimvals]', '[dimvalc]', '[dimxvn]', '[dimyvn]',     \
627      '[colorbar]', '[ckind]', '[clabfmt]', '[sminv],[smaxv]',                       \
628      '[sminc],[smaxv],[Nlev]', '[figt]', '[kindfig]', '[reverse]', '[timevals]',    \
629      '[mapv]']
630 
631    drw.check_arguments(fname,len(expectargs),values,':',expectargs)
632
633    vnamesfig = values.split(':')[0].split(',')
634    dimvals= values.split(':')[1].replace('|',':')
635    dimvalc= values.split(':')[2].replace('|',':')
636    vdimxn = values.split(':')[3]
637    vdimyn = values.split(':')[4]
638    colbarn = values.split(':')[5]
639    countkind = values.split(':')[6]
640    countlabelfmt = values.split(':')[7]
641    shadminmax = values.split(':')[8]
642    contlevels = values.split(':')[9]
643    figtitle = values.split(':')[10].replace('|',' ')
644    figkind = values.split(':')[11]
645    revals = values.split(':')[12]
646    timevals = values.split(':')[13]
647    mapvalue = values.split(':')[14]
648
649    if2filenames = ncfile.find(',')
650
651    if if2filenames != -1:
652        ncfiles = ncfile.split(',')[0]
653        ncfilec = ncfile.split(',')[1]
654    else:
655        ncfiles = ncfile
656        ncfilec = ncfile
657
658    if not os.path.isfile(ncfiles):
659        print errormsg
660        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
661        quit(-1)   
662
663    if not os.path.isfile(ncfilec):
664        print errormsg
665        print '  ' + fname + ': contour file "' + ncfilec + '" does not exist !!'
666        quit(-1)   
667
668    objsf = NetCDFFile(ncfiles, 'r')
669    objcf = NetCDFFile(ncfilec, 'r')
670   
671    varns = varn.split(',')[0]
672    varnc = varn.split(',')[1]
673
674    if  not objsf.variables.has_key(varns):
675        print errormsg
676        print '  ' + fname + ': shading file "' + ncfiles +                          \
677          '" does not have variable "' +  varns + '" !!'
678        quit(-1)
679
680    if  not objcf.variables.has_key(varnc):
681        print errormsg
682        print '  ' + fname + ': contour file "' + ncfilec +                          \
683          '" does not have variable "' +  varnc + '" !!'
684        quit(-1)
685
686# Variables' values
687    objvars = objsf.variables[varns]
688    objvarc = objcf.variables[varnc]
689
690    if len(objvars.shape) != len(objvarc.shape):
691        print errormsg
692        print '  ' + fname + ': shading variable "' + varns + '" has a shape: ',     \
693          objvars.shape,  'different than contour variable "' +  varnc + '": ',      \
694          objvarc.shape,' !!!'
695        quit(-1)
696
697    for idim in range(len(objvars.shape)):
698        if objvars.shape[idim] != objvarc.shape[idim]:
699            print errormsg
700            print '  ' + fname + ': shading variable "' + varns + '" has a shape: ', \
701              objvars.shape,  'different than contour variable "' +  varnc + '": ',  \
702              objvarc.shape,' !!!'
703            quit(-1)
704
705    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
706    valcont, dimscont = drw.slice_variable(objvarc, dimvalc.replace(',','|'))
707
708# Dimensions names
709##    print fname + ' obj dimnames: ', objvars.dimensions, dimvals, len(dimvals.split(','))
710##    dimnamesv = []
711##    for idd in range(len(objvars.dimensions)):
712##        cutdim = False
713##        for idc in range(len(dimvals.split(','))):
714##            dimcutn = dimvals.split(',')[idc].split(':')[0]
715##            print objvars.dimensions[idd], dimcutn
716##            if objvars.dimensions[idd] == dimcutn:
717##                cutdim = True
718##                break
719##        if not cutdim: dimnamesv.append(objvars.dimensions[idd])
720    dimnamesv = [vdimyn, vdimxn]
721
722    varunits = []
723    varunits.append(objvars.getncattr('units'))
724    varunits.append(objvarc.getncattr('units'))
725
726    if  not objsf.variables.has_key(vdimxn):
727        print errormsg
728        print '  ' + fname + ': shading file "' + ncfiles +                          \
729          '" does not have dimension variable "' +  vdimxn + '" !!'
730        quit(-1)
731    if  not objsf.variables.has_key(vdimyn):
732        print errormsg
733        print '  ' + fname + ': shading file "' + ncfiles +                          \
734          '" does not have dimension variable "' +  vdimyn + '" !!'
735        quit(-1)
736
737    timename = timevals.split('|')[0]
738    timeunit = timevals.split('|')[1].replace('!',' ')
739    timekind = timevals.split('|')[2]
740    timefmt = timevals.split('|')[3]
741    timelabel = timevals.split('|')[4].replace('!',' ')
742
743    if vdimxn == timename:
744        timevals = objsf.variables[vdimxn][:]
745        dimt = 'x'
746        ovalaxis = objsf.variables[vdimyn]
747        ovalu = ovalaxis.getncattr('units')
748    elif vdimyn == timename:
749        timevals = objsf.variables[vdimyn][:]
750        dimt = 'y'
751        ovalaxis = objsf.variables[vdimxn]
752        ovalu = ovalaxis.getncattr('units')
753    else:
754        print errormsg
755        print '  ' + fname + ": time variable '" + timename + "' not found!!"
756        quit(-1)
757
758    timepos, timelabels = drw.CFtimes_plot(timevals, timeunit, timekind, timefmt)
759
760    if len(ovalaxis.shape) <= 2:
761        ovalaxisv = ovalaxis[:]
762
763    elif len(ovalaxis.shape) == 3:
764        ovalaxisv = ovalaxis[0,:]
765    else:
766        print errormsg
767        print '  ' + fname + ': shape of dimension variable:', ovalaxis.shape,       \
768          ' not ready!!'
769        quit(-1)
770
771    if countlabelfmt == 'None': 
772        countlfmt = None
773    else:
774        countlfmt = countlabelfmt
775
776    shading_nx = np.zeros((2), dtype=np.float)
777    shading_nx[0] = np.float(shadminmax.split(',')[0])
778    shading_nx[1] = np.float(shadminmax.split(',')[1])
779
780    clevmin = np.float(contlevels.split(',')[0])
781    clevmax = np.float(contlevels.split(',')[1])
782    Nclevels = int(contlevels.split(',')[2])
783
784    levels_cont = drw.pretty_int(clevmin, clevmax, Nclevels)
785
786    if len(levels_cont) <= 1: 
787        print warnmsg
788        print '  ' + fname + ': wrong contour levels:', levels_cont,' !!'
789        del(levels_cont)
790        levels_cont = np.zeros((Nclevels), dtype=np.float)
791        levels_cont = np.arange(7)*(clevmax - clevmin)/(Nclevels-1)
792        print '    generating default ones: ',levels_cont
793
794    if mapvalue == 'None': mapvalue = None
795
796    drw.plot_2D_shadow_contour_time(valshad, valcont, vnamesfig, ovalaxisv,         \
797      timevals, timepos, timelabels, ovalu, timelabel, dimt, dimnamesv, colbarn,    \
798      countkind, countlfmt, shading_nx, levels_cont, varunits, figtitle, figkind,   \
799      revals, mapvalue)
800
801    return
802
803def draw_2D_shad_line(ncfile, values, varn):
804    """ plotting a fields with shading and another with line
805    draw_2D_shad_line(ncfile, values, varn)
806      ncfile= [ncfiles],[ncfilel] file to use for the shading and for the line
807      values=[vnamefs],[vnamefl]:[dimvals]:[dimxvn]:[dimyvn]:[colorbar],[colline]:[sminv],[smaxv]:[figt]:
808       [kindfig]:[reverse]:[mapv]:[close]
809        [vnamefs]: Name in the figure of the variable to be shaded
810        [vnamefl]: Name in the figure of the variable to be lined
811        [dimvals]: ',' list of [dimname]|[value] telling at which dimension of the
812          variable a given value is required (-1, all the length)
813        [dimx/yvn]: name of the variables with the values of the final dimensions (x,y)
814        [colorbar]: name of the color bar
815        [colline]: name of the color for the line
816        [smin/axv]: minimum and maximum value for the shading
817        [figt]: title of the figure ('|' for spaces)
818        [kindfig]: kind of figure
819        [reverse]: Transformation of the values
820          * 'transpose': reverse the axes (x-->y, y-->x)
821          * 'flip'@[x/y]: flip the axis x or y
822        [mapv]: map characteristics: [proj],[res]
823          see full documentation: http://matplotlib.org/basemap/
824          [proj]: projection
825            * 'cyl', cilindric
826            * 'lcc', lamvbert conformal
827          [res]: resolution:
828            * 'c', crude
829            * 'l', low
830            * 'i', intermediate
831            * 'h', high
832            * 'f', full
833      valules= 'rh:z|-1,x|-1:z|-1,x|-1:lat:pressure:BuPu:0.,100.:rh:pdf:flip@y:None'
834      varn= [varsn],[varnl] name of the variable to plot with shading and with line
835    """
836
837    fname = 'draw_2D_shad_line'
838    if values == 'h':
839        print fname + '_____________________________________________________________'
840        print draw_2D_shad_line.__doc__
841        quit()
842
843    farguments = ['[vnamefs],[vnamefl]', '[dimvals]', '[dimxvn]', '[dimyvn]',        \
844      '[colorbar],[colline]', '[sminv],[smaxv]', '[figt]', '[kindfig]', '[reverse]', \
845      '[mapv]', '[close]']
846    drw.check_arguments(fname,11,values,':',farguments)
847
848    vnamesfig = values.split(':')[0].split(',')[0]
849    dimvals= values.split(':')[1].replace('|',':')
850    vdimxn = values.split(':')[2]
851    vdimyn = values.split(':')[3]
852    colbarn = values.split(':')[4].split(',')[0]
853    shadminmax = values.split(':')[5]
854    figtitle = values.split(':')[6].replace('|',' ')
855    figkind = values.split(':')[7]
856    revals = values.split(':')[8]
857    mapvalue = values.split(':')[9]
858#    varn = values.split(':')[10]
859
860    ncfiles = ncfile.split(',')[0]
861   
862    if not os.path.isfile(ncfiles):
863        print errormsg
864        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
865        quit(-1)   
866
867    objsf = NetCDFFile(ncfiles, 'r')
868   
869    varns = varn.split(',')[0]
870
871    if  not objsf.variables.has_key(varns):
872        print errormsg
873        print '  ' + fname + ': shading file "' + ncfiles +                          \
874          '" does not have variable "' +  varns + '" !!'
875        quit(-1)
876
877# Variables' values
878    objvars = objsf.variables[varns]
879
880    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
881
882# Dimensions names
883##    print fname + ' obj dimnames: ', objvars.dimensions, dimvals, len(dimvals.split(','))
884##    dimnamesv = []
885##    for idd in range(len(objvars.dimensions)):
886##        cutdim = False
887##        for idc in range(len(dimvals.split(','))):
888##            dimcutn = dimvals.split(',')[idc].split(':')[0]
889##            print objvars.dimensions[idd], dimcutn
890##            if objvars.dimensions[idd] == dimcutn:
891##                cutdim = True
892##                break
893##        if not cutdim: dimnamesv.append(objvars.dimensions[idd])
894    dimnamesv = [vdimyn, vdimxn]
895
896    varunits = objvars.getncattr('units')
897
898    if  not objsf.variables.has_key(vdimxn):
899        print errormsg
900        print '  ' + fname + ': shading file "' + ncfiles +                          \
901          '" does not have dimension variable "' +  vdimxn + '" !!'
902        quit(-1)
903    if  not objsf.variables.has_key(vdimyn):
904        print errormsg
905        print '  ' + fname + ': shading file "' + ncfiles +                          \
906          '" does not have dimensino variable "' +  vdimyn + '" !!'
907        quit(-1)
908
909    objdimx = objsf.variables[vdimxn]
910    objdimy = objsf.variables[vdimyn]
911    odimxu = objdimx.getncattr('units')
912    odimyu = objdimy.getncattr('units')
913
914    if len(objdimx.shape) <= 2:
915#        odimxv = objdimx[valshad.shape]
916#        odimyv = objdimy[valshad.shape]
917        odimxv = objdimx[:]
918        odimyv = objdimy[:]
919
920    elif len(objdimx.shape) == 3:
921#        dimcut = [0, slice(0,valshad.shape[0]), slice(0,valshad.shape[1])]
922#        odimxv = objdimx[tuple(dimcut)]
923#        odimyv = objdimy[tuple(dimcut)]
924        odimxv = objdimx[0,:]
925        odimyv = objdimy[0,:]
926    else:
927        print errormsg
928        print '  ' + fname + ': shape of dimension variable:', objdimx.shape,        \
929          ' not ready!!'
930        quit(-1)
931
932    shading_nx = np.zeros((2), dtype=np.float)
933    shading_nx[0] = np.float(shadminmax.split(',')[0])
934    shading_nx[1] = np.float(shadminmax.split(',')[1])
935
936    if mapvalue == 'None': mapvalue = None
937
938# line plot
939##
940    ncfilel = ncfile.split(',')[1]
941    vnamelfig = values.split(':')[0].split(',')[1]
942    varnl = varn.split(',')[1]
943    colline = values.split(':')[4].split(',')[1]
944
945    objlf = NetCDFFile(ncfilel,'r')
946    objlvar = objlf.variables[varnl]
947
948    linevals = objlvar[:]
949    varlunits = objlvar.units
950
951    drw.plot_2D_shadow_line(valshad, linevals, vnamesfig, vnamelfig, odimxv, odimyv, \
952      odimxu, odimyu, dimnamesv, colbarn, colline, shading_nx, varunits, varlunits,  \
953      figtitle, figkind, revals, mapvalue, True)
954
955    objsf.close()
956    objlf.close()
957
958    return
959
960def draw_2D_shad_line_time(ncfile, values, varn):
961    """ plotting a fields with shading and a line with time values
962    draw_2D_shad_line(ncfile, values, varn)
963      ncfile= [ncfiles],[ncfilel] files to use to draw with shading and the line
964      values= [vnamefs],[vanemefl]:[dimvals]:[dimxvn]:[dimyvn]:[colorbar]:[sminv],[smaxv]:[figt]:
965       [kindfig]:[reverse]:[timevals]:[close]
966        [vnamefs]: Name in the figure of the variable to be shaded
967        [vnamefl]: Name in the figure of the variable to be lined
968        [dimvals]: ',' list of [dimname]|[value] telling at which dimension of the
969          variable a given value is required (-1, all the length)
970        [dimx/yvn]: name of the variables with the values of the final dimensions (x,y)
971        [colorbar]: name of the color bar
972        [smin/axv]: minimum and maximum value for the shading
973        [figt]: title of the figure ('|' for spaces)
974        [kindfig]: kind of figure
975        [reverse]: Transformation of the values
976          * 'transpose': reverse the axes (x-->y, y-->x)
977          * 'flip'@[x/y]: flip the axis x or y
978        [timevals]: [timen]|[units]|[kind]|[tfmt]|[label]|[timeaxis] time labels characteristics
979           [timen]; name of the time variable
980           [units]; units string according to CF conventions ([tunits] since
981             [YYYY]-[MM]-[DD] [[HH]:[MI]:[SS]], '!' for spaces)
982           [kind]; kind of output
983             'Nval': according to a given number of values as 'Nval',[Nval]
984             'exct': according to an exact time unit as 'exct',[tunit];
985               tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
986                'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
987                'l': milisecond
988           [tfmt]; desired format
989           [label]; label at the graph ('!' for spaces)
990        [close]: should figure be closed (finished)
991      values='dtcon,prc:Time|-1,bottom_top|-1:presmean:time:seismic:-3.e-6,3.e-6:monthly|'
992        'dtcon:pdf:transpose:time|hours!since!1949-12-01|exct,2,d|%d|date!([DD])|x:True
993      varn= [varsn].[varln] name of the variable to plot with shading and to plot with line
994    """
995    fname = 'draw_2D_shad_line_time'
996    if values == 'h':
997        print fname + '_____________________________________________________________'
998        print draw_2D_shad__line_time.__doc__
999        quit()
1000
1001    farguments = ['[vnamefs],[vanemefl]', '[dimvals]', '[dimxvn]', '[dimyvn]',       \
1002      '[colorbar]', '[sminv],[smaxv]', '[figt]', '[kindfig]', '[reverse]',           \
1003      '[timevals]', '[close]']
1004    drw.check_arguments(fname,11,values,':',farguments)
1005
1006    vnamesfig = values.split(':')[0].split(',')[0]
1007    dimvals= values.split(':')[1].replace('|',':')
1008    vdimxn = values.split(':')[2]
1009    vdimyn = values.split(':')[3]
1010    colbarn = values.split(':')[4]
1011    shadminmax = values.split(':')[5]
1012    figtitle = values.split(':')[6].replace('|',' ')
1013    figkind = values.split(':')[7]
1014    revals = values.split(':')[8]
1015    timevals = values.split(':')[9]
1016    close = values.split(':')[10]
1017
1018    ncfiles = ncfile.split(',')[0]
1019   
1020    if not os.path.isfile(ncfiles):
1021        print errormsg
1022        print '  ' + fname + ': shading file "' + ncfiles + '" does not exist !!'
1023        quit(-1)   
1024
1025    objsf = NetCDFFile(ncfiles, 'r')
1026   
1027    varns = varn.split(',')[0]
1028
1029    if  not objsf.variables.has_key(varns):
1030        print errormsg
1031        print '  ' + fname + ': shading file "' + ncfiles +                          \
1032          '" does not have variable "' +  varns + '" !!'
1033        quit(-1)
1034
1035# Variables' values
1036    objvars = objsf.variables[varns]
1037
1038    valshad, dimsshad = drw.slice_variable(objvars, dimvals.replace(',','|'))
1039
1040    dimnamesv = [vdimyn, vdimxn]
1041
1042    varunits = objvars.getncattr('units')
1043
1044    if  not objsf.variables.has_key(vdimxn):
1045        print errormsg
1046        print '  ' + fname + ': shading file "' + ncfiles +                          \
1047          '" does not have dimension variable "' +  vdimxn + '" !!'
1048        quit(-1)
1049    if  not objsf.variables.has_key(vdimyn):
1050        print errormsg
1051        print '  ' + fname + ': shading file "' + ncfiles +                          \
1052          '" does not have dimensino variable "' +  vdimyn + '" !!'
1053        quit(-1)
1054
1055    objdimx = objsf.variables[vdimxn]
1056    objdimy = objsf.variables[vdimyn]
1057    odimxu = objdimx.getncattr('units')
1058    odimyu = objdimy.getncattr('units')
1059
1060    if len(objdimx.shape) <= 2:
1061        odimxv = objdimx[:]
1062        odimyv = objdimy[:]
1063
1064    elif len(objdimx.shape) == 3:
1065        odimxv = objdimx[0,:]
1066        odimyv = objdimy[0,:]
1067    else:
1068        print errormsg
1069        print '  ' + fname + ': shape of dimension variable:', objdimx.shape,        \
1070          ' not ready!!'
1071        quit(-1)
1072
1073    timename = timevals.split('|')[0]
1074    timeunit = timevals.split('|')[1].replace('!',' ')
1075    timekind = timevals.split('|')[2]
1076    timefmt = timevals.split('|')[3]
1077    timelabel = timevals.split('|')[4].replace('!',' ')
1078
1079    if vdimxn == timename:
1080        odimxv = objsf.variables[vdimxn][:]
1081        odimxu = timelabel
1082        timeaxis = 'x'
1083        odimyv = objsf.variables[vdimyn]
1084        odimyu = odimyv.getncattr('units')
1085        timepos, timelabels = drw.CFtimes_plot(odimxv, timeunit, timekind, timefmt)
1086    elif vdimyn == timename:
1087        odimyv = objsf.variables[vdimyn][:]
1088        odimyu = timelabel
1089        timeaxis = 'y'
1090        odimxv = objsf.variables[vdimxn]
1091        odimxu = odimxv.getncattr('units')
1092        timepos, timelabels = drw.CFtimes_plot(odimyv, timeunit, timekind, timefmt)
1093    else:
1094        print errormsg
1095        print '  ' + fname + ": time variable '" + timename + "' not found!!"
1096        quit(-1)
1097
1098    shading_nx = np.zeros((2), dtype=np.float)
1099    shading_nx[0] = np.float(shadminmax.split(',')[0])
1100    shading_nx[1] = np.float(shadminmax.split(',')[1])
1101
1102    closeval = drw.Str_Bool(close)
1103
1104    drw.plot_2D_shadow_time(valshad, vnamesfig, odimxv, odimyv, odimxu, odimyu,      \
1105      dimnamesv, colbarn, shading_nx, varunits, figtitle, figkind, revals, timeaxis, \
1106      timepos, timelabels, False)
1107
1108# Line values
1109##
1110    ncfilel = ncfile.split(',')[1]
1111
1112    vnamelfig = values.split(':')[0].split(',')[1]
1113    varnl = varn.split(',')[1]
1114
1115    objlf = NetCDFFile(ncfilel,'r')
1116    objlvar = objlf.variables[varnl]
1117
1118    linevals = objlvar[:]
1119    if reva0 == 'tranpose':
1120        plt.plot (linevals, odimxv, '-', color='k')
1121    else:
1122        plt.plot (odimxv, linevals, '-', color='k')
1123
1124    objsf.close()
1125    objsl.close()
1126
1127    return
1128
1129def draw_topo_geogrid(ncfile, values):
1130    """ plotting geo_em.d[nn].nc topography from WPS files
1131    draw_topo_geogrid(ncfile, values)
1132      ncfile= geo_em.d[nn].nc file to use
1133      values= [minTopo],[maxTopo]:[lonlatL]:[title]:[graphic_kind]:[mapvalues]
1134        [min/max]Topo: minimum and maximum values of topography to draw
1135        lonlatL: limits of longitudes and latitudes [lonmin, latmin, lonmax, latmax] or None
1136        title: title of the graph
1137        graphic_kind: kind of figure (jpg, pdf, png)
1138        mapvalues: map characteristics [proj],[res]
1139          see full documentation: http://matplotlib.org/basemap/
1140          [proj]: projection
1141            * 'cyl', cilindric
1142            * 'lcc', lambert conformal
1143          [res]: resolution:
1144            * 'c', crude
1145            * 'l', low
1146            * 'i', intermediate
1147            * 'h', high
1148            * 'f', full
1149    """
1150    fname = 'draw_topo_geogrid'
1151
1152    if values == 'h':
1153        print fname + '_____________________________________________________________'
1154        print draw_topo_geogrid.__doc__
1155        quit()
1156
1157    expectargs = ['[minTopo]','[maxTopo]', '[lonlatL]', '[title]', '[graphic_kind]', \
1158      '[mapvalues]']
1159 
1160    drw.check_arguments(fname,5,values,':',expectargs)
1161
1162    mintopo = values.split(':')[0].split(',')[0]
1163    maxtopo = values.split(':')[0].split(',')[1]
1164
1165    lonlatLS = values.split(':')[1]
1166    lonlatLv = lonlatLS.split(',')[0]
1167
1168    if lonlatLv == 'None':
1169        lonlatL = None
1170    else:
1171        lonlatL = np.zeros((4), dtype=np.float)
1172        lonlatL[0] = np.float(lonlatLS.split(',')[0])
1173        lonlatL[1] = np.float(lonlatLS.split(',')[1])
1174        lonlatL[2] = np.float(lonlatLS.split(',')[2])
1175        lonlatL[3] = np.float(lonlatLS.split(',')[3])
1176
1177    grtit = values.split(':')[2]
1178    kindfig = values.split(':')[3]
1179    mapvalues = values.split(':')[4]
1180
1181    if not os.path.isfile(ncfile):
1182        print errormsg
1183        print '  ' + fname + ': domain file "' + ncfile + '" does not exist !!'
1184        quit(-1)   
1185
1186    objdomf = NetCDFFile(ncfile, 'r')
1187   
1188    objhgt = objdomf.variables['HGT_M']
1189    objlon = objdomf.variables['XLONG_M']
1190    objlat = objdomf.variables['XLAT_M']
1191
1192    topography = objhgt[0,:,:]
1193
1194    drw.plot_topo_geogrid(topography, objlon, objlat, mintopo, maxtopo, lonlatL,     \
1195      grtit, kindfig, mapvalues, True)
1196
1197    objdomf.close()
1198
1199    return
1200
1201def draw_topo_geogrid_boxes(ncfiles, values):
1202    """ plotting different geo_em.d[nn].nc topography from WPS files
1203    draw_topo_geogrid_boxes(ncfile, values)
1204      ncfiles= ',' list of geo_em.d[nn].nc files to use (fisrt as topographyc reference)
1205      values= [minTopo],[maxTopo]:[lonlatL]:[title]:[graphic_kind]:[mapvalues]:[labels]
1206        [min/max]Topo: minimum and maximum values of topography to draw
1207        lonlatL: limits of longitudes and latitudes [lonmin, latmin, lonmax, latmax] or None
1208        title: title of the graph
1209        graphic_kind: kind of figure (jpg, pdf, png)
1210        mapvalues: map characteristics [proj],[res]
1211          see full documentation: http://matplotlib.org/basemap/
1212          [proj]: projection
1213            * 'cyl', cilindric
1214            * 'lcc', lambert conformal
1215          [res]: resolution:
1216            * 'c', crude
1217            * 'l', low
1218            * 'i', intermediate
1219            * 'h', high
1220            * 'f', full
1221        labels= labels to write in the graph
1222    """
1223#    import matplotlib as mpl
1224#    mpl.use('Agg')
1225    import matplotlib.pyplot as plt
1226
1227    fname = 'draw_topo_geogrid_boxes'
1228
1229    if values == 'h':
1230        print fname + '_____________________________________________________________'
1231        print draw_topo_geogrid_boxes.__doc__
1232        quit()
1233
1234    mintopo = values.split(':')[0].split(',')[0]
1235    maxtopo = values.split(':')[0].split(',')[1]
1236
1237    lonlatLS = values.split(':')[1]
1238    lonlatLv = lonlatLS.split(',')[0]
1239
1240    if lonlatLv == 'None':
1241        lonlatL = None
1242    else:
1243        lonlatL = np.zeros((4), dtype=np.float)
1244        lonlatL[0] = np.float(lonlatLS.split(',')[0])
1245        lonlatL[1] = np.float(lonlatLS.split(',')[1])
1246        lonlatL[2] = np.float(lonlatLS.split(',')[2])
1247        lonlatL[3] = np.float(lonlatLS.split(',')[3])
1248
1249    grtit = values.split(':')[2]
1250    kindfig = values.split(':')[3]
1251    mapvalues = values.split(':')[4]
1252    labels = values.split(':')[5]
1253
1254    ncfile = ncfiles.split(',')[0]
1255    if not os.path.isfile(ncfile):
1256        print errormsg
1257        print '  ' + fname + ': domain file "' + ncfile + '" does not exist !!'
1258        quit(-1)   
1259
1260    objdomf = NetCDFFile(ncfile, 'r')
1261   
1262    objhgt = objdomf.variables['HGT_M']
1263    objlon0 = objdomf.variables['XLONG_M']
1264    objlat0 = objdomf.variables['XLAT_M']
1265
1266    topography = objhgt[0,:,:]
1267
1268    Nfiles = len(ncfiles.split(','))
1269    boxlabels = labels.split(',')
1270
1271    Xboxlines = []
1272    Yboxlines = []
1273
1274    for ifile in range(Nfiles):
1275        ncfile = ncfiles.split(',')[ifile]
1276#        print ifile, ncfile
1277        if not os.path.isfile(ncfile):
1278            print errormsg
1279            print '  ' + fname + ': domain file "' + ncfile + '" does not exist !!'
1280            quit(-1)   
1281
1282        objdomfi = NetCDFFile(ncfile, 'r')
1283   
1284        objlon = objdomfi.variables['XLONG_M']
1285        objlat = objdomfi.variables['XLAT_M']
1286
1287        dx = objlon.shape[2]
1288        dy = objlon.shape[1]
1289
1290        Xboxlines.append(objlon[0,0,:])
1291        Yboxlines.append(objlat[0,0,:])
1292        Xboxlines.append(objlon[0,dy-1,:])
1293        Yboxlines.append(objlat[0,dy-1,:])
1294        Xboxlines.append(objlon[0,:,0])
1295        Yboxlines.append(objlat[0,:,0])
1296        Xboxlines.append(objlon[0,:,dx-1])
1297        Yboxlines.append(objlat[0,:,dx-1])
1298
1299        objdomfi.close()
1300
1301    drw.plot_topo_geogrid_boxes(topography, Xboxlines, Yboxlines, boxlabels,         \
1302      objlon0, objlat0, mintopo, maxtopo, lonlatL, grtit, kindfig, mapvalues, True)
1303
1304    objdomf.close()
1305
1306    return
1307
1308def movievalslice(origslice, dimmovien, framenum):
1309    """ Function to provide variable slice according to a geneation of a movie
1310    movievals(origslice, dimmovien, framenum)
1311      [origslice]= slice original as [dimname1]|[val1],[...,[dimnameN]|[valN]]
1312        ([val] = -1, full length)
1313      [dimmovien]= name of the dimension to produce the movie
1314      [framenum]= value of the frame to substitue in [origslice] as
1315        [dimmovien]|[framenum]
1316    >>> movievalslice('East_West|-1,North_South|-1,Time|2','Time',0)
1317    East_West|-1,North_South|-1,Time|0
1318    """
1319
1320    fname = 'movievalslice'
1321
1322    if origslice == 'h':
1323        print fname + '_____________________________________________________________'
1324        print movievalslice.__doc__
1325        quit()
1326   
1327    dims = origslice.split(',')
1328
1329    movieslice = ''
1330    idim = 0
1331
1332    for dimn in dims:
1333        dn = dimn.split('|')[0]
1334        if dn == dimmovien:
1335            movieslice = movieslice + dn + '|' + str(framenum)
1336        else:
1337            movieslice = movieslice + dimn
1338        if idim < len(dims)-1: movieslice = movieslice + ','
1339
1340        idim = idim + 1
1341
1342    return movieslice
1343
1344class Capturing(list):
1345    """ Class to capture function output as a list
1346    from: http://stackoverflow.com/questions/16571150/how-to-capture-stdout-output-from-a-python-function-call
1347    """
1348#    from cStringIO import StringIO
1349
1350    def __enter__(self):
1351        self._stdout = sys.stdout
1352        sys.stdout = self._stringio = StringIO()
1353        return self
1354    def __exit__(self, *args):
1355        self.extend(self._stringio.getvalue().splitlines())
1356        sys.stdout = self._stdout
1357
1358def create_movie(netcdfile, values, variable):
1359    """ Function to create a movie assuming ImageMagick installed!
1360      values= [graph]#[movie_dimension]#[graph_values]
1361        [graph]: which graphic
1362        [movie_dimension]: [dimnmovie]@[dimvmovie]@[moviedelay]@[interval]
1363          [dimnmovie]; name of the dimension from which make the movie
1364          [dimvmovie]; name of the variable with the values of the dimension
1365          [moviedelay]; delay between frames
1366          [interval]; [beg]@[end]@[freq] or -1 (all)
1367        [graph_values]: values to generate the graphic
1368      netcdfile= netCDF file
1369      variable= variable to use (when applicable)
1370    """ 
1371    fname = 'create_movie'
1372
1373    if values == 'h':
1374        print fname + '_____________________________________________________________'
1375        print create_movie.__doc__
1376        quit()
1377
1378    graph = values.split('#')[0]
1379    movie_dim = values.split('#')[1]
1380    graph_vals = values.split('#')[2]
1381
1382    ncobj = NetCDFFile(netcdfile, 'r')
1383
1384# Movie dimension
1385##
1386    dimnmovie = movie_dim.split('@')[0]
1387    dimvmovie = movie_dim.split('@')[1]
1388    moviedelay = movie_dim.split('@')[2]
1389    moviebeg = int(movie_dim.split('@')[3])
1390
1391    if not drw.searchInlist(ncobj.dimensions.keys(),dimnmovie):
1392        print errormsg
1393        print '  ' + fname + ": file '" + netcdfile + "' has not dimension '" +      \
1394          dimnmovie + "' !!!"
1395        quit(-1)
1396
1397    objdmovie = ncobj.dimensions[dimnmovie]
1398    dmovie = len(objdmovie)
1399    if moviebeg != -1:
1400        moviend = int(movie_dim.split('@')[4])
1401        moviefreq = int(movie_dim.split('@')[5])
1402    else:
1403        moviebeg = 0
1404        moviend = dmovie
1405        moviefreq = 1
1406
1407    if dimvmovie == 'WRFTimes':
1408        objvdmovie = ncobj.variables['Times']
1409        vdmovieunits = ''
1410        valsdmovie = []
1411        for it in range(objvdmovie.shape[0]):
1412            valsdmovie.append(drw.datetimeStr_conversion(objvdmovie[it,:],           \
1413              'WRFdatetime', 'Y/m/d H-M-S'))
1414    elif dimvmovie == 'CFtime':
1415        objvdmovie = ncobj.variables['time']
1416        vdmovieunits = ''
1417        print objvdmovie.units
1418        valsdmovie0 = drw.netCDFdatetime_realdatetime(objvdmovie.units, 'standard',  \
1419          objvdmovie[:])
1420        valsdmovie = []
1421        for it in range(objvdmovie.shape[0]):
1422            valsdmovie.append(drw.datetimeStr_conversion(valsdmovie0[it,:],          \
1423              'matYmdHMS', 'Y/m/d H-M-S'))
1424    else:
1425        if  not drw.searchInlist(ncobj.variables.keys(),dimvmovie):
1426            print errormsg
1427            print '  ' + fname + ": file '" + netcdfile + "' has not variable '" +   \
1428              dimvmovie + "' !!!"
1429            quit(-1)
1430        vdmovieunits = objvdmovie.getncattr('units')
1431        objvdmovie = ncobj.variables[dimvmovie]
1432        if len(objvdmovie.shape) == 1:
1433            vasldmovie = objvdmovie[:]
1434        else:
1435            print errormsg
1436            print '  ' + fname + ': shape', objvdmovie.shape, 'of variable with ' +  \
1437              'dimension movie values not ready!!!'
1438            quit(-1)
1439
1440    ncobj.close()
1441    os.system('rm frame_*.png > /dev/null')
1442
1443# graphic
1444##
1445    if graph == 'draw_2D_shad':
1446        graphvals = graph_vals.split(':')
1447
1448        for iframe in range(moviebeg,moviend,moviefreq):
1449            iframeS = str(iframe).zfill(4)
1450
1451            drw.percendone((iframe-moviebeg)/moviefreq,(moviend-moviebeg)/moviefreq, \
1452              5, 'frames')
1453            titgraph = dimnmovie + '|=|' + str(valsdmovie[iframe]) + '|' +           \
1454              vdmovieunits
1455
1456            graphvals[1] = movievalslice(graphvals[1],dimnmovie,iframe)
1457            graphvals[6] = titgraph
1458            graphvals[7] = 'png'
1459
1460            graphv = drw.numVector_String(graphvals, ":")
1461
1462            with Capturing() as output:
1463                draw_2D_shad(netcdfile, graphv, variable)
1464
1465            os.system('mv 2Dfields_shadow.png frame_' + iframeS + '.png')
1466    else:
1467        print errormsg
1468        print '  ' + fname + ": graphic '" +  graph + "' not defined !!!"
1469        quit(-1)
1470
1471    os.system('convert -delay ' + moviedelay + ' -loop 0 frame_*.png create_movie.gif')
1472
1473    print "Succesfuly creation of movie file 'create_movie.gif' !!!"
1474
1475    return
1476
1477def draw_lines(ncfilens, values, varname):
1478    """ Function to draw different lines at the same time from different files
1479    draw_lines(ncfilens, values, varname):
1480      ncfilens= [filen] ',' separated list of netCDF files
1481      values= [dimvname]:[valuesaxis]:[dimtit]:[leglabels]:[vtit]:[title]:[locleg]:[graphk]
1482        [dimvname]: name of the variable with he values of the common dimension
1483        [valuesaxis]: which axis will be used for the values ('x', or 'y')
1484        [dimtit]: title for the common dimension
1485        [leglabels]: ',' separated list of names for the legend
1486        [vartit]: name of the variable in the graph
1487        [title]: title of the plot ('|' for spaces)
1488        [locleg]: location of the legend (-1, autmoatic)
1489          1: 'upper right', 2: 'upper left', 3: 'lower left', 4: 'lower right',
1490          5: 'right', 6: 'center left', 7: 'center right', 8: 'lower center',
1491          9: 'upper center', 10: 'center'
1492        [graphk]: kind of the graphic
1493      varname= variable to plot
1494      values= 'XLAT:x:latitude:32x32:$wss^{*}$:wss Taylor's turbulence term:pdf'
1495    """
1496
1497    fname = 'draw_lines'
1498
1499    if values == 'h':
1500        print fname + '_____________________________________________________________'
1501        print draw_lines.__doc__
1502        quit()
1503
1504    expectargs = '[dimvname]:[valuesaxis]:[dimtit]:[leglabels]:[vtit]:[title]:[locleg]:[graphk]'
1505    drw.check_arguments(fname,len(expectargs.split(':')),values,':',expectargs)
1506
1507    ncfiles = ncfilens.split(',')
1508    dimvname = values.split(':')[0]
1509    valuesaxis = values.split(':')[1]
1510    dimtit = values.split(':')[2]
1511    leglabels = values.split(':')[3].replace('_','\_')
1512    vartit = values.split(':')[4]
1513    title = values.split(':')[5].replace('|',' ')
1514    graphk = values.split(':')[6]
1515
1516    Nfiles = len(ncfiles)
1517
1518# Getting trajectotries
1519##
1520
1521    varvalues = []
1522    dimvalues = []
1523
1524    print '  ' + fname
1525    ifn = 0
1526    for ifile in ncfiles:
1527        filen = ifile.split('@')[0]
1528
1529        print '    filen:',filen
1530
1531        if not os.path.isfile(filen):
1532            print errormsg
1533            print '  ' + fname + ": netCDF file '" + filen + "' does not exist !!"
1534            quit(-1)
1535
1536        objfile = NetCDFFile(filen, 'r')
1537
1538        if not objfile.variables.has_key(dimvname):
1539            print errormsg
1540            print '  ' + fname + ": netCDF file '" + filen +                         \
1541              "' does not have variable '" + dimvname + "' !!"
1542            quit(-1)
1543
1544        if not objfile.variables.has_key(varname):
1545            print errormsg
1546            print '  ' + fname + ": netCDF file '" + filen +                         \
1547              "' does not have variable '" + varname + "' !!"
1548            quit(-1)
1549
1550        vvobj = objfile.variables[varname]
1551        if len(vvobj.shape) != 1:
1552            print errormsg
1553            print '  ' + fname + ': wrong shape:',vvobj.shape," of variable '" +     \
1554              varname +  "' !!"
1555            quit(-1)
1556
1557        vdobj = objfile.variables[dimvname]
1558        if len(vdobj.shape) != 1:
1559            print errormsg
1560            print '  ' + fname + ': wrong shape:',vdobj.shape," of variable '" +     \
1561              dimvname +  "' !!"
1562            quit(-1)
1563
1564        varvalues.append(vvobj[:])
1565        dimvalues.append(vdobj[:])
1566
1567        if ifn == 0:
1568            varunits = vvobj.units
1569
1570        objfile.close()
1571
1572        ifn = ifn + 1
1573
1574
1575    drw.plot_lines(dimvalues, varvalues, valuesaxis, dimtit, leglabels.split(','),   \
1576      vartit, varunits, title, graphk)
1577
1578    return
1579
1580def draw_lines_time(ncfilens, values, varname):
1581    """ Function to draw different lines at the same time from different files with times
1582    draw_lines_time(ncfilens, values, varname):
1583      ncfilens= [filen] ',' separated list of netCDF files
1584      values= [dimvname];[valuesaxis];[dimtit];[leglabels];[vtit];[title];[timevals];[locleg];[graphk]
1585        [dimvname]: name of the variable with he values of the common dimension
1586        [valuesaxis]: which axis will be used for the values ('x', or 'y')
1587        [dimtit]: title for the common dimension
1588        [leglabels]: ',' separated list of names for the legend
1589        [vartit]: name of the variable in the graph
1590        [title]: title of the plot ('|' for spaces)
1591        [timevals]: [timen]|[units]|[kind]|[tfmt] time labels characteristics
1592           [timen]; name of the time variable
1593           [units]; units string according to CF conventions ([tunits] since
1594             [YYYY]-[MM]-[DD] [[HH]:[MI]:[SS]], '!' for spaces)
1595           [kind]; kind of output
1596             'Nval': according to a given number of values as 'Nval',[Nval]
1597             'exct': according to an exact time unit as 'exct',[tunit];
1598               tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
1599                'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
1600                'l': milisecond
1601           [tfmt]; desired format
1602        [locleg]: location of the legend (-1, autmoatic)
1603          1: 'upper right', 2: 'upper left', 3: 'lower left', 4: 'lower right',
1604          5: 'right', 6: 'center left', 7: 'center right', 8: 'lower center',
1605          9: 'upper center', 10: 'center'
1606        [graphk]: kind of the graphic
1607      varname= variable to plot
1608      values= 'time;y;time ([DD]${[HH]}$);32x32;$wss^{*}$;wss Taylor's turbulence term;time|hours!since!1949-12-01_00:00:00;exct,12,h|%d$^{%H}$;2;pdf'
1609    """
1610
1611    fname = 'draw_lines_time'
1612
1613    if values == 'h':
1614        print fname + '_____________________________________________________________'
1615        print draw_lines.__doc__
1616        quit()
1617
1618    expectargs = '[dimvname];[valuesaxis];[dimtit];[leglabels];[vtit];[title];'
1619    expectargs = expectargs + '[timevals];[locleg];[graphk]'
1620    drw.check_arguments(fname,len(expectargs.split(';')),values,';',expectargs)
1621
1622    ncfiles = ncfilens.split(',')
1623    dimvname = values.split(';')[0]
1624    valuesaxis = values.split(';')[1]
1625    dimtit = values.split(';')[2]
1626    leglabels = values.split(';')[3].replace('_','\_')
1627    vartit = values.split(';')[4]
1628    title = values.split(';')[5].replace('|',' ')
1629    timevals = values.split(';')[6]
1630    locleg = int(values.split(';')[7])
1631    graphk = values.split(';')[8]
1632
1633    Nfiles = len(ncfiles)
1634
1635# Getting values
1636##
1637    varvalues = []
1638    dimvalues = []
1639    timvalues = []
1640    timvals0 = timvalues
1641
1642    print '  ' + fname
1643    ifn = 0
1644    mintval = 1.e20
1645    maxtval = -1.e20
1646
1647    for ifile in ncfiles:
1648        filen = ifile.split('@')[0]
1649
1650        print '    filen:',filen
1651
1652        if not os.path.isfile(filen):
1653            print errormsg
1654            print '  ' + fname + ": netCDF file '" + filen + "' does not exist !!"
1655            quit(-1)
1656
1657        objfile = NetCDFFile(filen, 'r')
1658
1659        if not objfile.variables.has_key(dimvname):
1660            print errormsg
1661            print '  ' + fname + ": netCDF file '" + filen +                         \
1662              "' does not have variable '" + dimvname + "' !!"
1663            quit(-1)
1664
1665        if not objfile.variables.has_key(varname):
1666            print errormsg
1667            print '  ' + fname + ": netCDF file '" + filen +                         \
1668              "' does not have variable '" + varname + "' !!"
1669            quit(-1)
1670
1671        vvobj = objfile.variables[varname]
1672        if len(vvobj.shape) != 1:
1673            print errormsg
1674            print '  ' + fname + ': wrong shape:',vvobj.shape," of variable '" +     \
1675              varname +  "' !!"
1676            quit(-1)
1677
1678        vdobj = objfile.variables[dimvname]
1679        if len(vdobj.shape) != 1:
1680            print errormsg
1681            print '  ' + fname + ': wrong shape:',vdobj.shape," of variable '" +     \
1682              dimvname +  "' !!"
1683            quit(-1)
1684
1685        varvalues.append(vvobj[:])
1686        dimvalues.append(vdobj[:])
1687
1688        mindvals = np.min(vdobj[:])
1689        maxdvals = np.max(vdobj[:])
1690
1691        if mindvals < mintval: mintval = mindvals
1692        if maxdvals > maxtval: maxtval = maxdvals
1693
1694        if ifn == 0:
1695            varunits = vvobj.units
1696
1697        objfile.close()
1698
1699        ifn = ifn + 1
1700
1701# Times
1702    timename = timevals.split('|')[0]
1703    timeunit = timevals.split('|')[1].replace('!',' ')
1704    timekind = timevals.split('|')[2]
1705    timefmt = timevals.split('|')[3]
1706
1707    dtvals = (maxtval - mintval)/5.
1708    tvals = np.arange(mintval, maxtval, dtvals/2.)
1709
1710    timepos, timelabels = drw.CFtimes_plot(tvals, timeunit, timekind, timefmt)
1711
1712    drw.plot_lines_time(dimvalues, varvalues, valuesaxis, dimtit, leglabels.split(','),   \
1713      vartit, varunits, timepos, timelabels, title, locleg, graphk)
1714
1715    return
1716
1717def draw_Neighbourghood_evol(filen, values, variable):
1718    """ Function to draw the temporal evolution of a neighbourghood around a point
1719    draw_Neighbourghood_evol(filen, values, variable)
1720      filen= netCDF file name
1721      values= [gvarname]:[dimsval]:[neigdims]:[Nneig]:[Ncol]:[timetits]:[tkinds]:
1722       [timefmts]:[gtitle]:[shadxtrms]:[cbar]:[gkind]:[ofile]
1723        [dimsval]: [dimn1]|[val1]|[dimv1],...,[dimnN]|[valN]|[dimvN] dimension names, values to get
1724          (-1, for all; no name/value pair given full length) and variable with values of the dimension
1725          NOTE: when dimsval[X,Y] == neigdims[X,Y], valX,valY --> valX,valY-Nneig/2, valX,valY+Nneig/2
1726        [neigdims]: [dimnX],[dimnY] dimensions mnames along which the neigbourghood should be defined
1727        [Nneig]: Number of grid points of the full side of the box (odd value)
1728        [Ncol]: Number of columns ('auto': square final plot)
1729        [gvarname]: name of the variable to appear in the graph
1730        [timetits]: [titX],[titY] titles of the axes ('|' for spaces)
1731        [tkinds]: [tkindX]|[tkindY] kinds of time to appear in the graph
1732          'Nval': according to a given number of values as 'Nval',[Nval]
1733          'exct': according to an exact time unit as 'exct',[tunit];
1734            tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
1735              'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
1736              'l': milisecond
1737        [timefmts]: [tfmtX],[tfmtY] format of the time labels
1738        [gtitle]: title of the graphic ('|' for spaces)
1739        [shadxtrms]: Extremes for the shading
1740        [cbar]: colorbar to use
1741        [gkind]: kind of graphical output
1742        [ofile]: True/False whether the netcdf with data should be created or not
1743      variable= name of the variable
1744      values = 'q:Time|-1|Times,bottom_top|6|ZNU,south_north|3|XLAT,west_east|26|XLONG:south_north,west_east:5:auto:time|($[DD]^{[HH]}$),time|($[DD]^{[HH]}$):exct,2,h|exct,1,d:$%d^{%H}$,$%d^{%H}$:5|pts|neighbourghood|temporal|evolution:0.0,0.004:BuPu:pdf:True'
1745    """ 
1746
1747    fname = 'draw_Neighbourghood_evol'
1748
1749    if values == 'h':
1750        print fname + '_____________________________________________________________'
1751        print draw_Neighbourghood_evol.__doc__
1752        quit()
1753
1754    expectargs = ['[gvarname]', '[dimsval]', '[neigdims]', '[Nneig]', '[Ncol]',      \
1755      '[timetits]', '[tkinds]', '[timefmts]', '[gtitle]', '[shadxtrms]', '[cbar]',   \
1756      '[gkind]', '[ofile]']
1757 
1758    drw.check_arguments(fname,len(expectargs),values,':',expectargs)
1759
1760    gvarname = values.split(':')[0]
1761    dimsval = values.split(':')[1].split(',')
1762    neigdims = values.split(':')[2].split(',')
1763    Nneig = int(values.split(':')[3])
1764    Ncol0 = values.split(':')[4]
1765    timetits = values.split(':')[5].split(',')
1766    timekinds = values.split(':')[6].split('|')
1767    timefmts = values.split(':')[7].split(',')
1768    gtitle = values.split(':')[8].replace('|',' ')
1769    shadxtrms = values.split(':')[9].split(',')
1770    cbar = values.split(':')[10]
1771    gkind = values.split(':')[11]
1772    ofile = values.split(':')[12]
1773
1774    if Ncol0 != 'auto': 
1775        Ncol = int(Ncol0)
1776    else:
1777        Ncol = Ncol0
1778
1779    timetits[0] = timetits[0].replace('|',' ')
1780    timetits[1] = timetits[1].replace('|',' ')
1781
1782    if np.mod(Nneig,2) == 0:
1783        print errormsg
1784        print '  ' + fname + ": an odd value for 'Nneig':",Nneig,'is required !!!'
1785        quit(-1)
1786
1787    Nneig2 = int(Nneig/2)
1788
1789# Values to slice the variable
1790    dimvslice = {}
1791    dimvvalues = {}
1792    for dimvs in dimsval:
1793        dimn = dimvs.split('|')[0]
1794        dimv = int(dimvs.split('|')[1])
1795        dimnv = dimvs.split('|')[2]
1796
1797        dimvvalues[dimn] = dimnv
1798        dimvslice[dimn] = dimv
1799
1800    ncobj = NetCDFFile(filen, 'r')
1801
1802    varobj = ncobj.variables[variable]
1803
1804    slicevar = []
1805    newdimn = []
1806    newdimsvar = {}
1807
1808    for dimn in varobj.dimensions:
1809        if not drw.searchInlist(dimvslice.keys(), dimn):
1810            dimsize = len(ncobj.dimensions[dimn])
1811            slicevar.append(slice(0, dimsize+1))
1812            newdimn.append(dimn)
1813            newdimsvar[dimn] = dimseize
1814
1815        for dimslicen in dimvslice.keys():
1816            if dimn == dimslicen:
1817                if dimvslice[dimn] != -1:
1818                    if drw.searchInlist(neigdims, dimn):
1819                        slicevar.append(slice(dimvslice[dimn]-Nneig2,                \
1820                          dimvslice[dimn]+Nneig2+1))
1821                        newdimn.append(dimn)
1822                        newdimsvar[dimn] = Nneig
1823                        break
1824                    else:
1825                        slicevar.append(slice(dimvslice[dimn], dimvslice[dimn]+1))
1826                        break
1827                else:
1828                    dimsize = len(ncobj.dimensions[dimn])
1829                    slicevar.append(slice(0, dimsize+1))
1830                    newdimn.append(dimn)
1831                    newdimsvar[dimn] = dimsize
1832                    break
1833 
1834    varv = varobj[tuple(slicevar)]
1835
1836    if len(newdimn) != 3:
1837        print errormsg
1838        print '  ' + fname + ': sliced variable with shape=', varv.shape,            \
1839          ' must have three dimensions',len(varv.shape),'given !!'
1840        quit(-1)
1841
1842    newdims = []
1843    for nwdims in newdimn:
1844        newdims.append(newdimsvar[nwdims])
1845
1846# The dimension which is not in the neighbourhood dimensions must be time!
1847    for dim1 in newdimn:
1848        if not drw.searchInlist(neigdims, dim1):
1849            dimt = newdimsvar[dim1]
1850            dimtime = dim1
1851
1852    if Ncol == 'auto':
1853        dimtsqx = int(np.sqrt(dimt)) + 1
1854        dimtsqy = int(np.sqrt(dimt)) + 1
1855    else:
1856        dimtsqx = int(Ncol)
1857        dimtsqy = dimt/dimtsqx + 1
1858
1859    neighbourghood = np.ones((dimtsqy*Nneig,dimtsqx*Nneig), dtype=np.float)*fillValue
1860
1861    for it in range(dimt):
1862        ity = int(it/dimtsqx)
1863        itx = it-ity*dimtsqx
1864
1865        itty = (dimtsqy - ity - 1)*Nneig + Nneig2
1866        ittx = itx*Nneig + Nneig2
1867
1868        neighbourghood[itty-Nneig2:itty+Nneig2+1,ittx-Nneig2:ittx+Nneig2+1]=         \
1869          varv[it,::-1,:]
1870
1871    variablevals = drw.variables_values(variable)
1872    if drw.searchInlist(varobj.ncattrs(), 'units'):
1873        vunits = varobj.units
1874    else:
1875        vunits = variablevals[5]
1876
1877# Time values at the X/Y axes
1878    if ncobj.variables[dimvvalues[dimtime]].dtype == '|S1':
1879        print '    ' + fname + ': WRF time variable!'
1880        refdate = '19491201000000'
1881        tunitsval = 'hours'
1882        dimtvalues = np.zeros((dimt), dtype=np.float)
1883        tvals = ncobj.variables[dimvvalues[dimtime]]
1884        yrref=refdate[0:4]
1885        monref=refdate[4:6]
1886        dayref=refdate[6:8]
1887        horref=refdate[8:10]
1888        minref=refdate[10:12]
1889        secref=refdate[12:14]
1890
1891        refdateS = yrref + '/' + monref + '/' + dayref + '_' + horref + ':' +        \
1892          minref + ':' + secref
1893        tunits = tunitsval + ' since ' + refdateS
1894        for it in range(dimt):
1895            wrfdates = drw.datetimeStr_conversion(tvals[it,:],'WRFdatetime', 'matYmdHMS')
1896            dimtvalues[it] = drw.realdatetime1_CFcompilant(wrfdates, refdate, tunitsval)
1897    else:
1898        dimtvalues = ncobj.variables[dimvvalues[dimtime]][:]
1899        tunits = ncobj.variables[newdimsvar[dimtime]].units
1900
1901    dimxv = dimtvalues[0:dimtsqx]
1902    dimyv = dimtvalues[0:dimt:dimtsqx]
1903
1904    print 'Lluis lens: dimxv, dimyv:',len(dimxv), len(dimyv)
1905
1906    dimn = ['time','time']
1907
1908    if ofile == 'True':
1909        ofilen = 'Neighbourghood_evol.nc'
1910        newnc = NetCDFFile(ofilen, 'w')
1911# Dimensions
1912        newdim = newnc.createDimension('time',None)
1913        newdim = newnc.createDimension('y',dimtsqy*Nneig)
1914        newdim = newnc.createDimension('x',dimtsqx*Nneig)
1915# Dimension values
1916        newvar = newnc.createVariable('time','f8',('time'))
1917        newvar[:] = np.arange(dimt)
1918        newattr = drw.basicvardef(newvar, 'time','time',tunits)
1919# Neighbourhghood variable
1920        newvar = newnc.createVariable(variable + 'neigevol', 'f4', ('y','x'),        \
1921          fill_value=fillValue)
1922        newvar[:] = neighbourghood
1923
1924        newnc.sync()
1925        newnc.close()
1926        print fname + ": Successfull generation of file '" + ofilen + "' !!"
1927
1928# Time ticks
1929    timeposX, timelabelsX = drw.CFtimes_plot(dimxv, tunits, timekinds[0], timefmts[0])
1930    timeposY, timelabelsY = drw.CFtimes_plot(dimyv, tunits, timekinds[1], timefmts[1])
1931
1932    timepos = [timeposX[0:len(timeposX)], timeposY[len(timeposY):0:-1]]
1933    timelabels = [timelabelsX[0:len(timeposX)], timelabelsY[0:len(timeposY)]]
1934
1935    for i in range(2):
1936        if shadxtrms[i][0:1] != 'S':
1937            shadxtrms[i] = np.float(shadxtrms[i])
1938
1939    drw.plot_Neighbourghood_evol(neighbourghood, dimxv, dimyv, gvarname, timetits,   \
1940      timepos, timelabels, cbar, Nneig, shadxtrms, vunits, gtitle, gkind, True)
1941
1942def draw_timeSeries(filen, values, variables):
1943    """ Function to draw a time-series
1944    draw_timeSeries(filen, values, variable):
1945      filen= name of the file
1946      values= [gvarname]:[timetit]:[tkind]:[timefmt]:[title]:[locleg]:[gkind]
1947      [gvarname]: name of the variable to appear in the graph
1948      [timetit]: title of the time axis (assumed x-axis, '|' for spaces)
1949      [tkind]: kind of time to appear in the graph (assumed x-axis)
1950        'Nval': according to a given number of values as 'Nval',[Nval]
1951        'exct': according to an exact time unit as 'exct',[tunit];
1952          tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
1953            'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
1954            'l': milisecond
1955      [timefmt]: format of the time labels
1956      [title]: title of the graphic ('|' for spaces)
1957      [locleg]: location of the legend (-1, autmoatic)
1958        1: 'upper right', 2: 'upper left', 3: 'lower left', 4: 'lower right',
1959        5: 'right', 6: 'center left', 7: 'center right', 8: 'lower center',
1960        9: 'upper center', 10: 'center'
1961      [gkind]: kind of graphical output
1962      variables= [varname],[timename] names of variable and variable with times
1963      draw_timeSeries('wrfout_d01_1979-12-01_00:00:00_bottom_top_B6-E6-I1_south_north_B3-E3-I1_west_east_B26-E26-I1.nc', 'dt_con:time|($[DD]^{[HH]}$):exct,12,h:$%d^{%H}$:time|evolution|at|-1|6|3|26:1:pdf', 'LDQCON,time')
1964    """
1965
1966    fname = 'draw_timeSeries'
1967
1968    if values == 'h':
1969        print fname + '_____________________________________________________________'
1970        print draw_timeSeries.__doc__
1971        quit()
1972
1973    expectargs = ['[gvarname]', '[timetit]', '[tkind]', '[timefmt]', '[title]',      \
1974      '[locleg]', '[gkind]']
1975 
1976    drw.check_arguments(fname,len(expectargs),values,':',expectargs)
1977
1978    gvarname = values.split(':')[0]
1979    timetit = values.split(':')[1].replace('|',' ')
1980    tkind = values.split(':')[2]
1981    timefmt = values.split(':')[3]
1982    title = values.split(':')[4].replace('|',' ')
1983    locleg = int(values.split(':')[5])
1984    gkind = values.split(':')[6]
1985   
1986    ncobj = NetCDFFile(filen, 'r')
1987
1988    variable = variables.split(',')[0]
1989    timevar = variables.split(',')[1]
1990
1991    if not ncobj.variables.has_key(variable):
1992        print errormsg
1993        print '  ' + fname + ": file '" +  filen + "' does not have variable '" +    \
1994          variable + "' !!"
1995        quit(-1)
1996
1997    if not ncobj.variables.has_key(timevar):
1998        print errormsg
1999        print '  ' + fname + ": file '" +  filen + "' does not have variable time '" \
2000          + timevar + "' !!"
2001        quit(-1)
2002
2003    varobj = ncobj.variables[variable]
2004    timeobj = ncobj.variables[timevar]
2005
2006    dimt = len(timeobj[:])
2007    varvals = np.zeros((2,dimt), dtype=np.float)
2008
2009    gunits = varobj.getncattr('units')
2010    tunits = timeobj.getncattr('units')
2011
2012    varvals[0,:], valpot, newgunits, Spot = drw.pot_values(varobj[:].flatten(), gunits)
2013    varvals[1,:] = timeobj[:]
2014
2015    tseriesvals = []
2016    tseriesvals.append(varvals)
2017
2018    drw.plot_TimeSeries(tseriesvals, Spot + drw.units_lunits(gunits), tunits,        \
2019      'TimeSeries', gvarname, timetit, tkind, timefmt, title,      \
2020      gvarname.replace('_','\_'), locleg, gkind)
2021
2022    return
2023
2024#draw_timeSeries('wrfout_d01_1979-12-01_00:00:00_bottom_top_B6-E6-I1_south_north_B3-E3-I1_west_east_B26-E26-I1.nc', 'dt_con:time|($[DD]^{[HH]}$):exct,12,h:$%d^{%H}$:time|evolution|at|-1|6|3|26:1:pdf', 'LDQCON,time')
2025
2026def draw_trajectories(trjfilens, values, observations):
2027    """ Function to draw different trajectories at the same time
2028    draw_trajectories(trjfilens, values, observations):
2029      trjfilens= [filen]@[Tint]@[map] ',' separated list of files with trajectories,
2030         time intervals and reference maps (first one will be used to plot)
2031        [filen]: name of the file to use (lines with '#', not readed) as:
2032          [t-step] [x] [y]
2033        [Tint]: interval of time as [Tbeg]@[Tend] or -1 for all the interval
2034        [map]: [file]#[lonname]#[latname]
2035          [file]; with the [lon],[lat] matrices
2036          [lonname],[latname]; names of the longitudes and latitudes variables
2037      values=[leglabels]|[lonlatlims]|[title]|[graphk]|[mapkind]
2038        [leglabels]: ',' separated list of names for the legend
2039        [lonlatlims]: limits of the map [lonmin, latmin, lonmax, latmax] or None
2040        [title]: title of the plot
2041        [graphk]: kind of the graphic
2042        [mapkind]: drawing coastaline ([proj],[res]) or None
2043          [proj]: projection
2044             * 'cyl', cilindric
2045             * 'lcc', lambert conformal
2046          [res]: resolution:
2047             * 'c', crude
2048             * 'l', low
2049             * 'i', intermediate
2050             * 'h', high
2051             * 'f', full
2052      obsevations= [obsfile],[obsname],[Tint],[null]
2053        [obsfile]: name fo the File with the observations as [t-step] [lat] [lon]
2054        [obsname]: name of the observations in the graph
2055        [Tint]: interval of time as [Tbeg]@[Tend] or -1 for all the interval
2056        [null]: null value for the observed trajectory
2057    """
2058
2059    fname = 'draw_trajectories'
2060
2061    if values == 'h':
2062        print fname + '_____________________________________________________________'
2063        print draw_trajectories.__doc__
2064        quit()
2065
2066    trjfiles = trjfilens.split(',')
2067    leglabels = values.split('|')[0]
2068    lonlatlims = values.split('|')[1]
2069    title = values.split('|')[2]
2070    graphk = values.split('|')[3]
2071    mapkind = values.split('|')[4]
2072
2073    Nfiles = len(trjfiles)
2074
2075# Getting trajectotries
2076##
2077
2078    lontrjvalues = []
2079    lattrjvalues = []
2080
2081    print '  ' + fname
2082    ifn = 0
2083    for ifile in trjfiles:
2084        filen = ifile.split('@')[0]
2085        Tint = ifile.split('@')[1]
2086
2087        print '    trajectory:',filen
2088
2089        if Tint != '-1':
2090            Tbeg = Tint
2091            Tend = ifile.split('@')[2]
2092            mapv = ifile.split('@')[3]
2093        else:
2094            mapv = ifile.split('@')[2]
2095
2096        if not os.path.isfile(filen):
2097            print errormsg
2098            print '  ' + fname + ": trajectory file '" + filen + "' does not exist !!"
2099            quit(-1)
2100
2101# Charging longitude and latitude values
2102##
2103        lonvals, latvals = drw.lonlat_values(mapv.split('#')[0], mapv.split('#')[1], \
2104          mapv.split('#')[2])
2105
2106        if ifn == 0: mapref = mapv
2107        ifn = ifn + 1
2108
2109        objfile = open(filen, 'r')
2110        trjtimev = []
2111        trjxv = []
2112        trjyv = []
2113
2114        for line in objfile:
2115            if line[0:1] != '#':
2116                trjtimev.append(int(line.split(' ')[0]))
2117                trjxv.append(int(line.split(' ')[1]))
2118                trjyv.append(int(line.split(' ')[2]))
2119
2120        objfile.close()
2121
2122        if Tint != '-1':
2123            lontrjvalues.append(lonvals[trjyv[Tint:Tend+1], trjxv[Tint:Tend+1]])
2124            lattrjvalues.append(latvals[trjyv[Tint:Tend+1], trjxv[Tint:Tend+1]])
2125        else:
2126            lontrjvalues.append(lonvals[trjyv[:], trjxv[:]])
2127            lattrjvalues.append(latvals[trjyv[:], trjxv[:]])
2128
2129# lonlatlimits
2130##
2131
2132    if lonlatlims == 'None':
2133        lonlatlimsv = None
2134    else:
2135        lonlatlimsv = np.zeros((4), dtype=np.float)
2136        lonlatlimsv[0] = np.float(lonlatlims.split(',')[0])
2137        lonlatlimsv[1] = np.float(lonlatlims.split(',')[1])
2138        lonlatlimsv[2] = np.float(lonlatlims.split(',')[2])
2139        lonlatlimsv[3] = np.float(lonlatlims.split(',')[3])
2140
2141# lon/lat objects
2142##
2143    objnc = NetCDFFile(mapref.split('#')[0])
2144    lonobj = objnc.variables[mapref.split('#')[1]]
2145    latobj = objnc.variables[mapref.split('#')[2]]
2146
2147# map
2148##
2149    if mapkind == 'None':
2150        mapkindv = None
2151    else:
2152        mapkindv = mapkind
2153
2154    if observations is None:
2155        obsname = None
2156    else:
2157        obsfile = observations.split(',')[0]
2158        obsname = observations.split(',')[1]
2159        Tint = observations.split(',')[2]
2160        null = np.float(observations.split(',')[3])
2161        print '    observational trajectory:',obsfile
2162
2163        if not os.path.isfile(obsfile):
2164            print errormsg
2165            print '  ' + fname + ": observations trajectory file '" + obsfile +      \
2166              "' does not exist !!"
2167            quit(-1)
2168
2169        objfile = open(obsfile, 'r')
2170        obstrjtimev = []
2171        obstrjxv = []
2172        obstrjyv = []
2173
2174        for line in objfile:
2175            if line[0:1] != '#':
2176                lon = np.float(line.split(' ')[2])
2177                lat = np.float(line.split(' ')[1])
2178                if not lon == null and not lat == null:
2179                    obstrjtimev.append(int(line.split(' ')[0]))
2180                    obstrjxv.append(lon)
2181                    obstrjyv.append(lat)
2182                else:
2183                    obstrjtimev.append(int(line.split(' ')[0]))
2184                    obstrjxv.append(None)
2185                    obstrjyv.append(None)
2186
2187        objfile.close()
2188
2189        if Tint != '-1':
2190            Tint = int(observations.split(',')[2].split('@')[0])
2191            Tend = int(observations.split(',')[2].split('@')[1])
2192            lontrjvalues.append(obstrjxv[Tint:Tend+1])
2193            lattrjvalues.append(obstrjyv[Tint:Tend+1])
2194        else:
2195            lontrjvalues.append(obstrjxv[:])
2196            lattrjvalues.append(obstrjyv[:])
2197
2198    drw.plot_Trajectories(lontrjvalues, lattrjvalues, leglabels.split(','),          \
2199      lonobj, latobj, lonlatlimsv, title, graphk, mapkindv, obsname)
2200
2201    objnc.close()
2202
2203    return
2204
2205def draw_vals_trajectories(ncfile, values, variable):
2206    """ Function to draw values from the outputs from 'compute_tevolboxtraj'
2207    draw_vals_trajectories(ncfile, values, variable)
2208    ncfile= [ncfile] ',' list of files to use
2209    values= [statistics]:[Tint]:[labels]@[locleg]:[gvarname]:[timetit]:[tkind]:[timefmt]:[title]:[gkind]
2210      [statistics]: which statistics to use, from: 'center', 'min', 'max', 'mean',
2211        'mean2', 'stdev'
2212      [Tint]: [Tbeg]@[Tend] or None, interval of time to plot or -1 for all the times
2213      [labels]: ',' separated list of labels for the legend
2214      [locleg]: location of the legend (-1, autmoatic)
2215        1: 'upper right', 2: 'upper left', 3: 'lower left', 4: 'lower right',
2216        5: 'right', 6: 'center left', 7: 'center right', 8: 'lower center',
2217        9: 'upper center', 10: 'center'
2218      [gvarname]: name of the variable to appear in the graph
2219      [timetit]: title of the time axis (assumed x-axis, '|' for spaces)
2220      [tkind]: kind of time to appear in the graph (assumed x-axis)
2221        'Nval': according to a given number of values as 'Nval',[Nval]
2222        'exct': according to an exact time unit as 'exct',[tunit];
2223          tunit= [Nunits],[tu]; [tu]= 'c': centuries, 'y': year, 'm': month,
2224            'w': week, 'd': day, 'h': hour, 'i': minute, 's': second,
2225            'l': milisecond
2226      [timefmt]: format of the time labels
2227      [title]: title of the graphic ('|' for spaces)
2228      [gkind]: kind of graphical output
2229    variable= variable to use
2230    """
2231
2232    fname = 'draw_vals_trajectories'
2233
2234    if values == 'h':
2235        print fname + '_____________________________________________________________'
2236        print draw_vals_trajectories.__doc__
2237        quit()
2238
2239    sims = ncfile.split(',')
2240
2241    if len(values.split(':')) != 9:
2242        print errormsg
2243        print '  ' + fname  + ': wrong number of values!', len(values.split(':')),   \
2244          'given 9 needed!!'
2245        print '    ',values.split(':')
2246        quit(-1)
2247
2248    statistics = values.split(':')[0]
2249    Tint = values.split(':')[1]
2250    labels = values.split(':')[2]
2251    gvarname = values.split(':')[3]
2252    timetit = values.split(':')[4].replace('|',' ')
2253    tkind = values.split(':')[5]
2254    timefmt = values.split(':')[6]
2255    title = values.split(':')[7].replace('|',' ')
2256    gkind = values.split(':')[8]
2257
2258    leglabels = labels.split('@')[0].split(',')
2259    locleg = int(labels.split('@')[1])
2260
2261    Nsims = len(sims)
2262
2263    if Tint != '-1':
2264        tini = np.float(Tint.split('@')[0])
2265        tend = np.float(Tint.split('@')[1])
2266    else:
2267        tini = -1.
2268        tend = -1.
2269
2270    vartimetrjv = []
2271
2272    print '  ' + fname
2273    for trjfile in sims:
2274        print '    ' + trjfile + ' ...'
2275        if not os.path.isfile(trjfile):
2276            print errormsg
2277            print '  ' + fname + ": trajectory file: '" + trjfile +                  \
2278              "' does not exist !!"
2279            quit(-1)
2280
2281        trjobj = NetCDFFile(trjfile, 'r')
2282        otim = trjobj.variables['time']
2283        if not trjobj.variables.has_key(statistics + 'box_' + variable):
2284            print errormsg
2285            print '  ' + fname + ": file '" + trjfile + "' does not have variable '"+\
2286              statistics + 'box_' + variable + "' !!"
2287            quit(-1)
2288        ovar = trjobj.variables[statistics + 'box_' + variable]
2289        dimt = otim.shape[0]
2290
2291        if trjfile == sims[0]:
2292            gunits = ovar.getncattr('units')
2293            lname = ovar.getncattr('long_name')
2294            tunits = otim.getncattr('units')
2295
2296        if tini != -1:
2297            tiniid = -1
2298            tendid = -1       
2299            for itv in range(dimt):
2300                if otim[itv] <= tini and otim[itv+1] >= tini: tiniid = itv
2301                if otim[itv] <= tend and otim[itv+1] >= tend: tendid = itv
2302
2303            if tiniid == -1 or tendid == -1:
2304                print errormsg
2305                print '  ' + main + ' time interval ', tini,',',tend,' not found: ',     \
2306                  tendid, ',', tiniid, ' !!'
2307                print '    data interval [',otim[0], otim[dimt-1],']'
2308                quit(-1)
2309            dimt = tendid - tiniid + 1
2310
2311        else:
2312            dimt = otim.shape[0]
2313
2314        valsv = np.zeros((2,dimt), dtype=np.float)
2315
2316        if tini == -1:
2317            valsv[1,:] = otim[:]
2318            valsv[0,:] = ovar[:]
2319        else:
2320            valsv[1,:] = otim[tiniid:tendid+1]
2321            valsv[0,:] = ovar[tiniid:tendid+1]
2322
2323        vartimetrjv.append(valsv)
2324        trjobj.close()
2325
2326    drw.plot_TimeSeries(vartimetrjv, drw.units_lunits(gunits), tunits,               \
2327      'val_trajectories_' + statistics, gvarname, timetit, tkind, timefmt, title,    \
2328      leglabels, locleg, gkind)
2329
2330def variable_values(values):
2331    """ Function to give back values for a given variable
2332      values= [varname] name of the variable
2333    """
2334
2335    fname = 'variable_values'
2336
2337    values = drw.variables_values(values)
2338
2339    print fname,'values:',values
2340    print fname,'variable_name:',values[0]
2341    print fname,'standard_name:',values[1]
2342    print fname,'min,max:',str(values[2]) + ',' + str(values[3])
2343    print fname,'long_name:',values[4]
2344    print fname,'units:',values[5]
2345    print fname,'shad_colors:',values[6]
2346    print fname,'all_values:',drw.numVector_String(values,',')
2347
2348    return
2349
2350####### ###### ##### #### ### ## #
2351
2352ngraphics = "'" + drw.numVector_String(namegraphics, "', '") + "'"
2353
2354### Options
2355##string_operation="operation to make: " + '\n' + " out, output values -S inidim1,[inidim2,...]:enddim1,[enddim2,...]"
2356string_operation="""operation to make:
2357  draw_topo_geogrid, draws topography from a WPS geo_em.d[nn].nc: -S [minTopo],[maxTopo]:[SW_lon],[SW_lat],[NE_lon],[NE_lat]:[title]:[graphic_kind]:[projection],[res_coastline]
2358  draw_2D_shad_cont, draws two 2D fields, first with shading second with contour lines: -v [varns],[varnc] -S [vnamefs],[vnamefc],[dimxvn],[dimyvn],[colorbar],[ckind],[clabfmt],[sminv]:[smaxv],[sminc]:[smaxv]:[Nlev],[figt],[kindfig],[reverse]
2359    [ckind]:
2360      'cmap': as it gets from colorbar
2361      'fixc,[colname]': fixed color [colname], all stright lines
2362      'fixsignc,[colname]': fixed color [colname], >0 stright, <0 dashed  line
2363"""
2364
2365#print string_operation
2366
2367parser = OptionParser()
2368parser.add_option("-f", "--netCDF_file", dest="ncfile", 
2369                  help="file to use", metavar="FILE")
2370parser.add_option("-o", "--operation", type='choice', dest="operation", 
2371       choices=namegraphics, 
2372                  help="operation to make: " + ngraphics, metavar="OPER")
2373parser.add_option("-S", "--valueS", dest="values", 
2374                  help="[WHEN APPLICABLE] values to use according to the operation", metavar="VALUES")
2375parser.add_option("-v", "--variable", dest="varname",
2376                  help="[WHEN APPLICABLE] variable to check", metavar="VAR")
2377
2378(opts, args) = parser.parse_args()
2379
2380#######    #######
2381## MAIN
2382    #######
2383
2384# Not checking file operation
2385Notcheckingfile = ['draw_2D_shad_cont', 'draw_2D_shad_cont_time',                    \
2386  'draw_2D_shad_line', 'draw_2D_shad_line_time', 'draw_lines', 'draw_lines_time',    \
2387  'draw_topo_geogrid_boxes', 'draw_trajectories', 'draw_vals_trajectories',          \
2388  'variable_values']
2389
2390####### ###### ##### #### ### ## #
2391errormsg='ERROR -- error -- ERROR -- error'
2392
2393varn=opts.varname
2394oper=opts.operation
2395
2396if opts.ncfile is not None and not os.path.isfile(opts.ncfile) and                   \
2397  not drw.searchInlist(Notcheckingfile, oper):
2398    print errormsg
2399    print '  ' + main + ': File ' + opts.ncfile + ' does not exist !!'
2400    quit(-1)
2401
2402if oper == 'create_movie':
2403    create_movie(opts.ncfile, opts.values, opts.varname)
2404elif oper == 'draw_2D_shad':
2405    draw_2D_shad(opts.ncfile, opts.values, opts.varname)
2406elif oper == 'draw_2D_shad_time':
2407    draw_2D_shad_time(opts.ncfile, opts.values, opts.varname)
2408elif oper == 'draw_2D_shad_cont':
2409    draw_2D_shad_cont(opts.ncfile, opts.values, opts.varname)
2410elif oper == 'draw_2D_shad_cont_time':
2411    draw_2D_shad_cont_time(opts.ncfile, opts.values, opts.varname)
2412elif oper == 'draw_2D_shad_line':
2413    draw_2D_shad_line(opts.ncfile, opts.values, opts.varname)
2414elif oper == 'draw_2D_shad_line_time':
2415    draw_2D_shad_line_time(opts.ncfile, opts.values, opts.varname)
2416elif oper == 'draw_Neighbourghood_evol':
2417    draw_Neighbourghood_evol(opts.ncfile, opts.values, opts.varname)
2418elif oper == 'draw_lines':
2419    draw_lines(opts.ncfile, opts.values, opts.varname)
2420elif oper == 'draw_lines_time':
2421    draw_lines_time(opts.ncfile, opts.values, opts.varname)
2422elif oper == 'draw_timeSeries':
2423    draw_timeSeries(opts.ncfile, opts.values, opts.varname)
2424elif oper == 'draw_topo_geogrid':
2425    draw_topo_geogrid(opts.ncfile, opts.values)
2426elif oper == 'draw_topo_geogrid_boxes':
2427    draw_topo_geogrid_boxes(opts.ncfile, opts.values)
2428elif oper == 'draw_trajectories':
2429    draw_trajectories(opts.ncfile, opts.values, opts.varname)
2430elif oper == 'draw_vals_trajectories':
2431    draw_vals_trajectories(opts.ncfile, opts.values, opts.varname)
2432elif oper == 'list_graphics':
2433# From: http://www.diveintopython.net/power_of_introspection/all_together.html
2434    import drawing as myself
2435    object = myself
2436    for opern in namegraphics:
2437        if  opern != 'list_graphics': 
2438            print opern + '_______ ______ _____ ____ ___ __ _'
2439            print getattr(object, opern).__doc__
2440elif oper == 'variable_values':
2441    variable_values(opts.values)
2442else:
2443    print errormsg
2444    print '  ' + main + ": the graphic '" + oper + "' is not ready !!"
2445    print errormsg
2446    quit()
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