2D shadow plot
$ python drawing.py -o draw_2D_shad -f wrfout_d01_2001-11-11_00:00:00 -S 'tas:west_east|-1,south_north|-1,Time|2:XLONG:XLAT:auto:rainbow,auto,auto:Srange,Srange:tas|at|2001-11-11|02|UTC:png:None:cyl,l:True' -v T2