[CLIMATE-818] local.load_dataset_from_multiple_netcdf_files() does not accept user entered lon_name and lat_name fields.

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.1.0
• Fix Version/s: 1.1.0
• Component/s: data sources
• Assignee: Alex Goodman
• Reporter: Alex Goodman
• Created: 27/Jun/16 21:26
• Updated: 15/Jul/16 21:33
• Resolved: 15/Jul/16 21:33

Description

For netcdf files in which the lon and lat variable names which are not listed in the defaults and must be entered by the user, load_dataset_from_multiple_netcdf_files() fails:

python

----> 1 local.load_dataset_from_multiple_netcdf_files('T2M', lat_name='YDim', lon_name='XDim', file_path='/home/goodman/data/MERRA', filename_pattern=['/MERRA*.nc'])

/home/goodman/climate/ocw/data_source/local.py in load_dataset_from_multiple_netcdf_files(variable_name, lat_name, lon_name, time_name, name, file_list, file_path, filename_pattern, mask_file, mask_variable, mask_value)
    497     for ifile, file in enumerate(nc_files):
    498         print 'NC file '+str(ifile+1)+'/'+str(nfile), file
--> 499         file_object0= load_file(file, variable_name)
    500         values0= file_object0.values
    501         times.extend(file_object0.times)

/home/goodman/climate/ocw/data_source/local.py in load_file(file_path, variable_name, variable_unit, elevation_index, name, lat_name, lon_name, time_name)
    242 
    243     if lat_name is None:
--> 244         lat_name = _get_netcdf_variable_name(LAT_NAMES, netcdf, variable_name)
    245     if lon_name is None:
    246         lon_name = _get_netcdf_variable_name(LON_NAMES, netcdf, variable_name)

/home/goodman/climate/ocw/data_source/local.py in _get_netcdf_variable_name(valid_var_names, netcdf, netcdf_var)
    112         "supplied list of valid variable names. "
    113     )
--> 114     raise ValueError(error)
    115 
    116 def load_WRF_2d_files(file_path=None,

ValueError: Unable to locate a single matching variable name from the supplied list of valid variable names. 

Issue Links

• links to: GitHub Pull Request #366