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Fall back to MNH_VERSION when MASDEV is absent #6

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Fall back to MNH_VERSION when MASDEV is absent #6

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14 changes: 13 additions & 1 deletion src/MNHPy/read_MNHfile.py
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Original file line number Diff line number Diff line change
Expand Up @@ -137,7 +137,19 @@ def read_netcdf(LnameFiles, Dvar_input, path='.', get_data_only=True, del_empty_
theFile = nc.Dataset(ipath + LnameFiles[i], 'r')
Dvar[keyFiles] = {}
if '000' in LnameFiles[i][-6:-3]:
if theFile['MASDEV'][0] <= 54:
# Check version: try MASDEV field first, fall back to MNH_VERSION attribute
try:
masdev = int(theFile['MASDEV'][0])
masdev_str = str(masdev)
version = int(masdev_str[0]) # First digit
subversion = int(masdev_str[1:]) if len(masdev_str) > 1 else 0 # Remaining digits
except (KeyError, IndexError):
# MASDEV not found, use MNH_VERSION attribute (3 integers)
mnh_version = theFile.getncattr('MNH_VERSION')
version = mnh_version[0]
subversion = mnh_version[1]

if version < 5 or (version == 5 and subversion < 5):
raise TypeError('The python lib is available for MNH >= 5.5')
else:
Dvar[keyFiles] = read_TIMESfiles_55(theFile, Dvar_input[keyFiles], Dvar[keyFiles], get_data_only, del_empty_dim, removeHALO)
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