def METHOD_NAME(self):
    options_definitions = [
        {"option": "total_data_imports", "default": 16},
        {"option": "xyzzy", "default": "abcde"},
    ]
    user_options = {"total_data_imports": 4, "qwerty": "EBCDIC"}
    options, extra_options = merge_options(options_definitions, user_options)
    assert options == {"total_data_imports": 4, "xyzzy": "abcde"}
    assert extra_options == {"qwerty"}