#!/usr/bin/env python
# Wenchang Yang (wenchang@princeton.edu)
# Wed May 13 02:51:10 PM EDT 2026
import sys
wython = '/tigress/wenchang/wython'
if wython not in sys.path: sys.path.append(wython); print('added to python path:', wython)
if __name__ == '__main__':
    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
#from misc import get_kws_from_argv
from misc.shell import run_shell
#
if __name__ == '__main__':
    try:
        tt.check('end import')
    except:
        pass
#
#start from here
#settings
dates = pd.date_range('2023-08-01', '2024-07-01', freq='MS')
ofile = f'era5.2m_temperature.daily.2023-08_to_2024-07.nc'
if os.path.exists(ofile) and 'od' not in sys.argv:
    print('[exists]:', ofile)
    sys.exit()
#print(dates)
#process
ifiles = []
for date in dates:
    print(date.year, date.month)
    year, month = date.year, date.month
    ifile = f'/projects/w/wenchang/data/era5/analysis_wy/2m_temperature/daily/era5.2m_temperature.daily.{year}-{month:02d}.nc'
    ifiles.append(ifile)
cmd = f'ncrcat {" ".join(ifiles)} {ofile}'
run_shell(cmd)
print('[saved]:', ofile)
 
#plot
if __name__ == '__main__':
    #from wyconfig import * #my plot settings
    
    #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()