def _find_schema(data_path, schema_name):
path = glob.glob(schema_name)<EOL>for p in path:<EOL><INDENT>if os.path.isfile(p):<EOL><INDENT>return p<EOL><DEDENT><DEDENT>return _find_data_path_schema(data_path, schema_name)<EOL>
Checks if `schema_name` is a valid file, if not
    searches in `data_path` for it.