Python standardize_mapping示例

示例#1

文件： test_common.py 项目： DusanMilunovic/pandas

def test_standardize_mapping():
    # No uninitialized defaultdicts
    with pytest.raises(TypeError):
        com.standardize_mapping(collections.defaultdict)

    # No non-mapping subtypes, instance
    with pytest.raises(TypeError):
        com.standardize_mapping([])

    # No non-mapping subtypes, class
    with pytest.raises(TypeError):
        com.standardize_mapping(list)

    fill = {'bad': 'data'}
    assert (com.standardize_mapping(fill) == dict)

    # Convert instance to type
    assert (com.standardize_mapping({}) == dict)

    dd = collections.defaultdict(list)
    assert isinstance(com.standardize_mapping(dd), partial)

示例#2

文件： test_common.py 项目： praful-pra1/Machine-Learning-GMCA

def test_standardize_mapping():
    # No uninitialized defaultdicts
    msg = r"to_dict\(\) only accepts initialized defaultdicts"
    with pytest.raises(TypeError, match=msg):
        com.standardize_mapping(collections.defaultdict)

    # No non-mapping subtypes, instance
    msg = "unsupported type: <class 'list'>"
    with pytest.raises(TypeError, match=msg):
        com.standardize_mapping([])

    # No non-mapping subtypes, class
    with pytest.raises(TypeError, match=msg):
        com.standardize_mapping(list)

    fill = {"bad": "data"}
    assert com.standardize_mapping(fill) == dict

    # Convert instance to type
    assert com.standardize_mapping({}) == dict

    dd = collections.defaultdict(list)
    assert isinstance(com.standardize_mapping(dd), partial)