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from __future__ import print_function
import cmor
import numpy
import os
import sys
specs = {"CLOUD": {"convert": [2.0, 0.], "units": "%", "entry": "cl", "positive": ""},
"U": {"convert": [1., -40.], "units": "m s-1", "entry": "ua", "positive": ""},
"T": {"convert": [1., 220], "units": "K", "entry": "ta", "positive": ""},
"LATENT": {"convert": [4., 0.], "units": "W m-2", "entry": "hfls", "positive": "down"},
"TSURF": {"convert": [1., -15.], "units": "Celsius", "entry": "tas", "positive": ""},
"PSURF": {"convert": [3., 900.], "units": "hPa", "entry": "ps", "positive": ""},
"SOIL_WET": {"convert": [2., 0.], "units": "kg m-2", "entry": "mrsos", "positive": ""},
"MC": {"convert": [2., 0.], "units": "kg m-2 s-1", "entry": "mc", "positive": "up"},
}
def read_coords(nlats, nlons):
alons = (360.*numpy.arange(nlons)/nlons+.5) - 180.
blons = numpy.zeros((nlons, 2), dtype=float)
blons[:, 0] = 360.*numpy.arange(nlons)/nlons - 180.
blons[:, 1] = 360.*numpy.arange(1, nlons+1)/nlons - 180.
alats = (180.*numpy.arange(nlats)/nlats+.5) - 90.
blats = numpy.zeros((nlats, 2), dtype=float)
blats[:, 0] = 180.*numpy.arange(nlats)/nlats - 90.
blats[:, 1] = 180.*numpy.arange(1, nlats+1)/nlats - 90.
levs = numpy.array([1., 5., 10, 20, 30, 50, 70, 100, 150,
200, 250, 300, 400, 500, 600, 700, 850, 925, 1000])
return alats, blats, alons, blons, levs
def read_time(index, refyear=2015., monthdays=30., yeardays=360.):
time0 = (refyear - 1850.) * yeardays
time = time0 + (index + 0.5) * monthdays
b1 = time0 + (index) * monthdays
b2 = time0 + (index+1) * monthdays
return numpy.array([time]), numpy.array([b1, b2])
def read_3d_input_files(index, varname, shape):
print("3d shape",shape)
field = numpy.zeros(shape, dtype=numpy.float32)
factor, offset = specs[varname]["convert"]
for i in range(field.shape[2]): # lon
for j in range(field.shape[1]): # lat
for k in range(field.shape[0]): # levs
if i == 0:
field[k, j, 0] = ((k)*3 + (j)*16 + index) * \
factor + offset + 0.225
else:
field[k, j, i] = ((k)*3 + (j)*16 + index +
4*i-2)*factor + offset + 0.225
return field
def read_2d_input_files(index, varname, shape):
sh = list(shape)
sh.insert(0, 1)
return read_3d_input_files(index, varname, sh)[0]
# PARAMETERS
ntimes = 2
lon = 4
lat = 3
plev = 19
lev = 5
p0 = 1.e3
a_coeff = [0.1, 0.2, 0.3, 0.22, 0.1]
b_coeff = [0.0, 0.1, 0.2, 0.5, 0.8]
a_coeff_bnds = [0., .15, .25, .25, .16, 0.]
b_coeff_bnds = [0., .05, .15, .35, .65, 1.]
varin3d = ["MC",]
n3d = len(varin3d)
alats, bnds_lat, alons, bnds_lon, plevs = read_coords(lat, lon)
print(alats[:2], alats[-2:])
print(bnds_lat[0], bnds_lat[-1])
print(alons[:2], alons[-2:])
print(bnds_lon[0], bnds_lon[-1])
print(plevs)
pth = os.path.expanduser("~/Karl")
pth = os.getcwd()
ierr = cmor.setup(inpath=os.path.join(pth, "Test"),
netcdf_file_action=cmor.CMOR_REPLACE) #, logfile="CMOR.log")
print("ERR:", ierr)
ierr = cmor.dataset_json(os.path.join(pth, "Test", "CMOR_input_example.json"))
print("ERR:", ierr)
ierr = cmor.load_table(os.path.join(pth, 'Tables', 'CMIP6_Amon.json'))
print("ERR:", ierr)
ilat = cmor.axis(
table_entry='latitude',
units='degrees_north',
length=lat,
coord_vals=alats,
cell_bounds=bnds_lat)
print("ILAT:", ilat)
print(lon, alons, bnds_lon)
ilon = cmor.axis(
table_entry='longitude',
coord_vals=alons,
units='degrees_east',
cell_bounds=bnds_lon)
print("ILON:", ilon)
cmor.load_table("Tables/CMIP6_Omon.json")
itim = cmor.axis(
table_entry="time",
units="days since 1850",
length=ntimes)
print("ITIME:",itim)
zlevs = numpy.array([.1, .3, .55, .7, .9])
zlev_bnds = numpy.array([0., .2, .42, .62, .8, 1.])
ilev_half = cmor.axis(table_entry='standard_hybrid_sigma',
units='1',
coord_vals=zlevs, cell_bounds=zlev_bnds)
print("ILEVL half:",ilev_half)
cmor.zfactor(zaxis_id=ilev_half, zfactor_name='p0', units='hPa', zfactor_values=p0)
print("p0 1/2")
failed = False
try:
cmor.zfactor(zaxis_id=ilev_half, zfactor_name='b_half', axis_ids=[ilev_half, ],
zfactor_values=b_coeff)
except:
failed = True
if not failed:
raise RuntimeError("This code should have error exited")
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