Python tensorflow.python.util.nest.flatten_dict_items() Examples

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Example #1
Source File: nest_test.py    From deep_image_model with Apache License 2.0 6 votes vote down vote up 
def testFlattenDictItems(self):
    dictionary = {(4, 5, (6, 8)): ("a", "b", ("c", "d"))}
    flat = {4: "a", 5: "b", 6: "c", 8: "d"}
    self.assertEqual(nest.flatten_dict_items(dictionary), flat)

    with self.assertRaises(TypeError):
      nest.flatten_dict_items(4)

    bad_dictionary = {(4, 5, (4, 8)): ("a", "b", ("c", "d"))}
    with self.assertRaisesRegexp(ValueError, "not unique"):
      nest.flatten_dict_items(bad_dictionary)

    another_bad_dictionary = {(4, 5, (6, 8)): ("a", "b", ("c", ("d", "e")))}
    with self.assertRaisesRegexp(
        ValueError, "Key had [0-9]* elements, but value had [0-9]* elements"):
      nest.flatten_dict_items(another_bad_dictionary)