cf.Field.get_filenames

Field.get_filenames(normalise=True)[source]

Return the names of the files containing the data.

The names of the files containing the data of the field constructs and of any metadata constructs are returned.

Parameters:
normalise: bool, optional

If True then normalise to an absolute path. If False (the default) then no normalisation is done.

Added in version (cfdm): 1.12.0.0

Returns:
set

The file names in normalised, absolute form. If all of the data are in memory then an empty set is returned.

Examples

>>> f = cf.example_field(0)
>>> cf.write(f, 'temp_file.nc')
>>> g = cf.read('temp_file.nc')[0]
>>> g.get_filenames()
{'temp_file.nc'}