Python prepare示例

示例#1

def test_prepare_catch_exception_and_return_it_in_tuple():
    f = Mock(side_effect=Exception)
    fn = prepare(f)

    result = fn()

    assert result[0] is None
    assert isinstance(result[1], Exception)

示例#2

def test_prepare_return_result_from_given_function_in_tuple():
    f = Mock()
    fn = prepare(f)

    result = fn()

    assert result[0] == f.return_value
    assert result[1] is None

示例#3

文件： models.py 项目： s-m-i-t-a/flask-musers

def _create_password_validator(app):
    return compose(
        prepare(
            compose(
                lambda app: app.config.get('MUSERS_PASSWORD_VALIDATOR'),
                import_string
            )
        ),
        catch(ImportError, _default_validator),
        catch(RuntimeError, _default_validator),
        get_or_reraise
    )(app)