def append_data_source_map()

in preprocess_data.py [0:0]

• 16 lines of code
• 4 McCabe index (conditional complexity)

def append_data_source_map(data_dir, name, source):

    data_source_map_filename = ws.get_data_source_map_filename(data_dir)

    print("data sources stored to " + data_source_map_filename)

    data_source_map = {}

    if os.path.isfile(data_source_map_filename):
        with open(data_source_map_filename, "r") as f:
            data_source_map = json.load(f)

    if name in data_source_map:
        if not data_source_map[name] == os.path.abspath(source):
            raise RuntimeError(
                "Cannot add data with the same name and a different source."
            )

    else:
        data_source_map[name] = os.path.abspath(source)

        with open(data_source_map_filename, "w") as f:
            json.dump(data_source_map, f, indent=2)