load_common_meta

ndmapper.io.load_common_meta(*args, **kwargs)

Open an existing file and return any meta-data common to all data groups (eg. a FITS primary header) as a dict-like (eg. PyFITS header) object.

Parameters:

filename : str

Name of an existing file from which to get the meta-data common to all groups of pixel data within that file.

Returns:

dict-like

A meta-data dictionary or compatible object.