#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Fri May  2 04:35:54 PM EDT 2025
if __name__ == '__main__':
    import sys,os
    try:
        from misc.timer import Timer
        tt = Timer(f'[{os.getcwd()}] start ' + ' '.join(sys.argv))
    except:
        pass
import sys, os.path, os, glob, datetime
import xarray as xr, numpy as np, pandas as pd, matplotlib.pyplot as plt
#more imports
wython = '/tigress/wenchang/wython'
if wython not in sys.path: sys.path.append(wython); print('added to python path:', wython)
#from misc import get_kws_from_argv
import geoxarray
#
if __name__ == '__main__':
    try:
        tt.check('end import')
    except:
        pass
#
#start from here
ifile = 'wyplot_map_lintrend__MAM_hist.nc'
da = xr.open_dataset(ifile)['slope']
da_hist = da
ifile = 'wyplot_map_lintrend__MAM_GHG.nc'
da = xr.open_dataset(ifile)['slope']
da_ghg = da

da = xr.concat([da_hist, da_ghg], dim=pd.Index(['historical', 'hist-GHG'], name='expname'))
da = da.sel(lon=slice(360-93, 360-86), lat=slice(34,39)).geo.fldmean() \
    .pipe(lambda da: da*24*3600*100) \
    .assign_attrs(units='mm/day/century', long_name='precip linear trend')
 
 
if __name__ == '__main__':
    from wyconfig import * #my plot settings
    da.transpose('model', 'expname').to_pandas().plot.bar()

    ax = plt.gca()
    ax.set_ylabel('mm/day/century')
    ax.set_xlabel('')
    ax.set_xticklabels(da.model.values, rotation=30, ha='right')
    ax.set_title('CMIP6 MAM precip linear trend, 1850-2014, 93-86W, 34-39N')

    
    #savefig
    if 'savefig' in sys.argv or 's' in sys.argv:
        figname = __file__.replace('.py', f'.png')
        if 'overwritefig' in sys.argv or 'o' in sys.argv:
            wysavefig(figname, overwritefig=True)
        else:
            wysavefig(figname)
 
    try:
        tt.check(f'**Done**')
    except:
        pass
    print()
    if 'notshowfig' in sys.argv or 'n' in sys.argv:
        pass
    else:
        if 'plt' in globals(): plt.show()