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Merge pull request #356 from PCMDI/issue_351_half_levels
Issue 351 half levels
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@@ -4,6 +4,7 @@ | |
| *.pyc | ||
| *.gcno | ||
| *.gcda | ||
| *.dSYM | ||
| .cproject | ||
| .project | ||
| .settings/ | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,113 @@ | ||
| import numpy | ||
| import cmor | ||
| import os | ||
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| 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"}, | ||
| "BS": {"convert": [2., 0.], "units": "m-1 sr-1", "entry": "bs550aer", "positive": ""}, | ||
| } | ||
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| 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. | ||
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| 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. | ||
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| levs = numpy.array([1., 5., 10, 20, 30, 50, 70, 100, 150, | ||
| 200, 250, 300, 400, 500, 600, 700, 850, 925, 1000]) | ||
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| return alats, blats, alons, blons, levs | ||
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| 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]) | ||
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| def read_3d_input_files(index, varname, shape): | ||
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| 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 | ||
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| def read_2d_input_files(index, varname, shape): | ||
| sh = list(shape) | ||
| sh.insert(0, 1) | ||
| return read_3d_input_files(index, varname, sh)[0] | ||
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| # PARAMETERS | ||
|
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| ntimes = 2 | ||
| lon = 4 | ||
| lat = 3 | ||
| plev = 19 | ||
| lev = 5 | ||
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| 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] | ||
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| a_coeff_bnds = [0., .15, .25, .25, .16, 0.] | ||
| b_coeff_bnds = [0., .05, .15, .35, .65, 1.] | ||
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| zlevs = numpy.array([.1, .3, .55, .7, .9]) | ||
| zlev_bnds = numpy.array([0., .2, .42, .62, .8, 1.]) | ||
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| alats, bnds_lat, alons, bnds_lon, plevs = read_coords(lat, lon) | ||
|
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| def init_cmor(pth, dataset_json): | ||
| ierr = cmor.setup(inpath=os.path.join(pth, "Test"), | ||
| netcdf_file_action=cmor.CMOR_REPLACE) #, logfile="CMOR.log") | ||
| ierr = cmor.dataset_json(os.path.join(pth, "Test", dataset_json)) | ||
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| def read_cmor_time_lat_lon(): | ||
| 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) | ||
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| print("ILON:", ilon) | ||
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| itim = cmor.axis( | ||
| table_entry="time", | ||
| units="days since 1850", | ||
| length=ntimes) | ||
| return itim, ilat, ilon |
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