process the file according to the mapping rules.
        The cols list must match the columns in the filename

def parse_file_to_dict(self, fname):
        """
        process the file according to the mapping rules.
        The cols list must match the columns in the filename
        """
        print('TODO - parse_file_to_dict' + fname)
        for m in self.maps:
            if m.tpe == 'file':
                if m.key[0:3] == 'col':
                    print('reading column..')