Changeset 1881 in lmdz_wrf

Timestamp:

Apr 3, 2018, 8:04:03 PM (7 years ago)

Author:

lfita

Message:

Adding:

• `ifile': Function to provide some information from a given file

Location:

trunk/tools

Files:

• nc_var.py (modified) (4 diffs)
• nc_var_tools.py (modified) (2 diffs)

trunk/tools/nc_var.py

@@ -20 +20 @@
 ## e.g. # nc_var.py -o nc_var.py -o CFmorzization -S 'X|west_east|XLONG,Y|south_north|XLAT,T|Time|WRFtime,Z|bottom_top|ZNU:GlobalAttr1995.inf:proj1995.inf' -f ~/PY/wrfout_d01_1995-01-01_00\:00\:00 -v QFX@instantaneous@None
 ## e.g.# nc_var.py -o CFmorzization -S 'X|west_east|XLONG,Y|south_north|XLAT,T|Time|WRFtime,Z|bottom_top|ZNU:GlobalAttr1995.inf:proj1995.inf' -f ~/PY/wrfout_d01_1995-01-01_00\:00\:00 -v 'RAINC@time:!accumulation@WRFtime_bnds|h|3'
+## e.g  # nc_var.py -o dimrm -S removevar -f wrfout_d01_1995-01-01_00:00:00 -v west_east
 
 ## e.g. ccrc468-17 # ./nc_var.py -v time -f 123/CCRC_NARCliM_Sydney_All_1990-1999_pr10max.nc -o out -S 1:-1
@@ -110 +111 @@
 # grmattr: Removing a global attribute
 # idims: Give all the dimensions names of a file
+# ifile: Function to provide some information from a given file
 # igattrs: Give all the global attributes of a file
 # increaseDimvar: Function to increase with 1 dimension an existing variable within a netcdf file. Values of 
@@ -191 +193 @@
   'get_namelist_vars', 'get_Variables',                                              \
   'getvalues_lonlat', 'getvars_tofile', 'grattr',                                    \
-  'grmattr', 'idims', 'igattrs', 'increaseDimvar', 'isgattrs',                       \
+  'grmattr', 'idims', 'ifile', 'igattrs', 'increaseDimvar', 'isgattrs',              \
   'isvattrs', 'ivars', 'ivattrs', 'LMDZ_toCF', 'lonlat_polygon', 'maskvar',          \
   'merge_files', 'model_characteristics',                                            \
@@ -379 +381 @@
 elif oper == 'idims':
     ncvar.idims(opts.ncfile)
+elif oper == 'ifile':
+    ncvar.ifile(opts.ncfile)
 elif oper == 'igattrs':
     ncvar.igattrs(opts.ncfile)

trunk/tools/nc_var_tools.py

@@ -89 +89 @@
 # grmattr: Removing a global attribute
 # idims: Give all the dimensions names of a file
+# ifile: Function to provide some information from a given file
 # igattrs: Give all the global attributes of a file
 # increaseDimvar: Function to increase with 1 dimension an existing variable within a netcdf file. Values of the variable will be repeated along the new dimension
@@ -24027 +24028 @@
     return 
 
+def ifile(ncfile):
+    """ Function to provide some information from a given file
+      ncfile= NetCDFFile from which provide the information 
+    """
+    fname = 'ifile'
+
+    onc = NetCDFFile(ncfile,'r')
+
+    # dimensions
+    dimns = list(onc.dimensions)
+    dimns.sort()
+    for dimn in dimns:
+        odn = onc.dimensions[dimn]
+        if odn.isunlimited(): Ld = 'unlimited_' + str(len(odn))
+        else: Ld = len(odn)
+        print '  dim: @' + dimn + '@length= ', Ld
+
+    # variables
+    varns = list(onc.variables.keys())
+    varns.sort()
+    for varn in varns:
+        ovn = onc.variables[varn]
+        vardims = ':'.join(list(ovn.dimensions))
+        varshapel = []
+        for idim in ovn.shape: varshapel.append(str(idim))
+        varshape = ':'.join(varshapel)
+        print '  var: @' + varn + '@ dims= ' + vardims + ' shape= ' + varshape + ' type: ', ovn.dtype
+
+    onc.close
+
+    return
+
+
 #quit()