def test_filter_recursive_and_flat(self):
fancy_dict = FancyDict(key=FancyDict(filter_key=1, another_key=0))
assert {
"filter_key": 1
} == fancy_dict.filter(lambda k, v: k is "filter_key",
recursive=True,
flat=True)
def test_filter_by_value(self):
fancy_dict = FancyDict(filter_key=1, another_key=0)
assert {"filter_key": 1} == fancy_dict.filter(lambda k, v: v is 1)