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plot_from_pp_avg5216_regrid.py
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plot_from_pp_avg5216_regrid.py
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"""
Load pp, plot and save
"""
import os, sys
import matplotlib
matplotlib.use('Agg') # Must be before importing matplotlib.pyplot or pylab!
from matplotlib import rc
from matplotlib.font_manager import FontProperties
from matplotlib import rcParams
from mpl_toolkits.basemap import Basemap
rc('font', family = 'serif', serif = 'cmr10')
rc('text', usetex=True)
#rcParams['text.usetex']=True
#rcParams['text.latex.unicode']=True
#rcParams['font.family']='serif'
#rcParams['font.serif']='cmr10'
import matplotlib.pyplot as plt
import matplotlib as mpl
import matplotlib.cm as mpl_cm
import numpy as np
import iris
import iris.coords as coords
import iris.quickplot as qplt
import iris.plot as iplt
import iris.coord_categorisation
import cartopy.crs as ccrs
import cartopy.io.img_tiles as cimgt
import matplotlib.ticker as mticker
from cartopy.mpl.gridliner import LONGITUDE_FORMATTER, LATITUDE_FORMATTER
import datetime
from mpl_toolkits.basemap import cm
import imp
from textwrap import wrap
import re
import iris.analysis.cartography
import math
save_path='/home/pwille/Figures'
model_name_convert_title = imp.load_source('util', '/home/pwille/python_scripts/modules/model_name_convert_title.py')
unrotate = imp.load_source('util', '/home/pwille/python_scripts/modules/unrotate_pole.py')
pp_file = 'rain_mean_regrid'
degs_crop_top = 1.7
degs_crop_bottom = 2.5
min_contour = 0
max_contour = 2
tick_interval=0.2
#
# cmap= cm.s3pcpn_l
divisor=10 # for lat/lon rounding
def main():
#experiment_ids = ['djzny', 'djzns', 'djznw', 'dkjxq', 'dklyu', 'dkmbq', 'dklwu', 'dklzq' ]
experiment_ids = ['djzny', 'djzns', 'djznu', 'dkbhu', 'dkjxq', 'dklyu', 'dkmbq', 'dklwu', 'dklzq', 'dkhgu']
#experiment_ids = ['djzns' ]
#experiment_ids = ['dkhgu','dkjxq']
for experiment_id in experiment_ids:
expmin1 = experiment_id[:-1]
pfile = '/projects/cascade/pwille/moose_retrievals/%s/%s/%s.pp' % (expmin1, experiment_id, pp_file)
#pc = iris(pfile)
pcube = iris.load_cube(pfile)
print pcube
#print pc
# Get min and max latitude/longitude and unrotate to get min/max corners to crop plot automatically - otherwise end with blank bits on the edges
lats = pcube.coord('grid_latitude').points
lons = pcube.coord('grid_longitude').points
cs = pcube.coord_system('CoordSystem')
if isinstance(cs, iris.coord_systems.RotatedGeogCS):
print 'Rotated CS %s' % cs
lon_low= np.min(lons)
lon_high = np.max(lons)
lat_low = np.min(lats)
lat_high = np.max(lats)
lon_corners, lat_corners = np.meshgrid((lon_low, lon_high), (lat_low, lat_high))
lon_corner_u,lat_corner_u = unrotate.unrotate_pole(lon_corners, lat_corners, cs.grid_north_pole_longitude, cs.grid_north_pole_latitude)
lon_low = lon_corner_u[0,0]
lon_high = lon_corner_u[0,1]
lat_low = lat_corner_u[0,0]
lat_high = lat_corner_u[1,0]
else:
lon_low= np.min(lons)
lon_high = np.max(lons)
lat_low = np.min(lats)
lat_high = np.max(lats)
#lon_low= 62
#lon_high = 102
#lat_low = -7
#lat_high = 33
#lon_high_box = 101.866
#lon_low_box = 64.115
#lat_high_box = 33.
#lat_low_box =-6.79
#lon_high = 101.866
#lon_low = 64.115
#lat_high = 33.
#lat_low =-6.79
lon_low_tick=lon_low -(lon_low%divisor)
lon_high_tick=math.ceil(lon_high/divisor)*divisor
lat_low_tick=lat_low - (lat_low%divisor)
lat_high_tick=math.ceil(lat_high/divisor)*divisor
print lat_high_tick
print lat_low_tick
plt.figure(figsize=(8,8))
cmap=cm.s3pcpn_l
ax = plt.axes(projection=ccrs.PlateCarree(), extent=(lon_low,lon_high,lat_low+degs_crop_bottom,lat_high-degs_crop_top))
#ax = plt.axes(projection=ccrs.PlateCarree(), extent=(lon_low,lon_high,lat_low,lat_high))
#ax = plt.axes(projection=ccrs.PlateCarree())
clevs = np.linspace(min_contour, max_contour,256)
pcubeplot=iris.analysis.maths.multiply(pcube,3600)
cont = iplt.contourf(pcubeplot, clevs, cmap=cmap, extend='both')
#plt.clabel(cont, fmt='%d')
#ax.stock_img()
ax.coastlines(resolution='110m', color='#262626')
gl = ax.gridlines(draw_labels=True,linewidth=0.5, color='#262626', alpha=0.5, linestyle='--')
gl.xlabels_top = False
gl.ylabels_right = False
#gl.xlines = False
dx, dy = 10, 10
gl.xlocator = mticker.FixedLocator(range(int(lon_low_tick),int(lon_high_tick)+dx,dx))
gl.ylocator = mticker.FixedLocator(range(int(lat_low_tick),int(lat_high_tick)+dy,dy))
gl.xformatter = LONGITUDE_FORMATTER
gl.yformatter = LATITUDE_FORMATTER
gl.xlabel_style = {'size': 12, 'color':'#262626'}
#gl.xlabel_style = {'color': '#262626', 'weight': 'bold'}
gl.ylabel_style = {'size': 12, 'color':'#262626'}
cbar = plt.colorbar(cont, orientation='horizontal', pad=0.05, extend='both')
cbar.set_label('mm/h', fontsize=14, color='#262626')
#cbar.set_label(pcube.units, fontsize=10, color='#262626')
cbar.set_ticks(np.arange(min_contour, max_contour+tick_interval,tick_interval))
ticks = (np.arange(min_contour, max_contour+tick_interval,tick_interval))
cbar.set_ticklabels(['%.1f' % i for i in ticks])
cbar.ax.tick_params(labelsize=14, color='#262626')
main_title='Mean Rainfall for EMBRACE Period (smoothed to 24km)'
#main_title=pcube.standard_name.title().replace('_',' ')
model_info=re.sub('(.{68} )', '\\1\n', str(model_name_convert_title.main(experiment_id)), 0, re.DOTALL)
#model_info = re.sub(r'[(\']', ' ', model_info)
#model_info = re.sub(r'[\',)]', ' ', model_info)
#print model_info
if not os.path.exists('%s%s/%s' % (save_path, experiment_id, pp_file)): os.makedirs('%s%s/%s' % (save_path, experiment_id, pp_file))
plt.savefig('%s%s/%s/%s_%s_notitle.png' % (save_path, experiment_id, pp_file, experiment_id, pp_file), format='png', bbox_inches='tight')
plt.title('\n'.join(wrap('%s\n%s' % (main_title, model_info), 1000,replace_whitespace=False)), fontsize=16)
#plt.show()
plt.savefig('%s%s/%s/%s_%s.png' % (save_path, experiment_id, pp_file, experiment_id, pp_file), format='png', bbox_inches='tight')
plt.close()
if __name__ == '__main__':
main()