def testing_vocab_of_different_order(self):
vocab = self.vocab
seq = ["i", "like", "like", "python"]
vocab.add_sequence(seq)
other_vocab = Vocabulary(50000)
other_seq = ["i", "like", "python", "like"]
other_vocab.add_sequence(other_seq)
self.assertEqual(vocab, other_vocab)
def testing_one_vocab_subset_of_another(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
other_vocab = Vocabulary(50000)
other_seq = ["i", "like", "python", "too"]
other_vocab.add_sequence(other_seq)
self.assertNotEqual(vocab, other_vocab)
def test_indices_from_sequence_WITH_SMALL_VOCAB_SIZE(self):
vocab = Vocabulary(3)
vocab.add_sequence(["i", "like", "python", "EOS"])
vocab.add_sequence(["i", "also", "like", "java"])
vocab.add_sequence(["some", "people", "like", "C++", "EOS"])
self.assertSetEqual(
set([3, 4, 0, 2]),
set(vocab.indices_from_sequence(["i", "like", "python", "EOS"])))
def test_load(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
file_name = "vocab_file"
vocab.save(file_name)
loaded_vocab = Vocabulary.load(file_name)
os.remove(file_name)
self.assertEqual(vocab, loaded_vocab)
def load(cls, path):
"""
Loads a Checkpoint object that was previously saved to disk.
Args:
path (str): path to the checkpoint subdirectory
Returns:
checkpoint (Checkpoint): checkpoint object with fields copied from those stored on disk
"""
print("Loading checkpoints from {}".format(path))
resume_checkpoint = torch.load(
os.path.join(path, cls.TRAINER_STATE_NAME))
model = torch.load(os.path.join(path, cls.MODEL_NAME))
input_vocab = Vocabulary.load(os.path.join(path, cls.INPUT_VOCAB_FILE))
output_vocab = Vocabulary.load(
os.path.join(path, cls.OUTPUT_VOCAB_FILE))
return Checkpoint(model=model,
input_vocab=input_vocab,
output_vocab=output_vocab,
optimizer_state_dict=resume_checkpoint['optimizer'],
epoch=resume_checkpoint['epoch'],
step=resume_checkpoint['step'],
path=path)
def test_load(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
pickle_file = "vocab_pickle"
input_vocab_pickle = pickle.dumps(vocab)
with open(pickle_file, "wb") as f:
f.write(input_vocab_pickle)
with open(pickle_file, "rb") as f:
pickled_vocab = pickle.load(f)
loaded_vocab = Vocabulary.load(pickle_file)
self.assertEqual(pickled_vocab, loaded_vocab)
def setUp(self):
self.vocab = Vocabulary(50000)
class TestVocabulary(unittest.TestCase):
def setUp(self):
self.vocab = Vocabulary(50000)
######################################################################
# get_index(token)
######################################################################
def test_get_index_WITH_VALID_TOKEN(self):
self.assertEqual(0, self.vocab.get_index("MASK"))
def test_get_index_WITH_INVALID_TOKEN(self):
self.assertRaises(LookupError, self.vocab.get_index, "python")
######################################################################
# get_token(index)
######################################################################
def test_get_token_WITH_VALID_INDEX(self):
self.assertEqual("EOS", self.vocab.get_token(2))
def test_get_token_WITH_INVALID_INDEX(self):
self.assertRaises(LookupError, self.vocab.get_index, 5)
######################################################################
# get_vocab_size(index)
######################################################################
def test_get_vocab_size(self):
self.assertEqual(3, self.vocab.get_vocab_size())
######################################################################
# add_token(token)
######################################################################
def test_add_token_WITH_NEW_TOKEN(self):
self.assertEqual(3, self.vocab.get_vocab_size())
self.vocab.add_token("python")
self.assertEqual(4, self.vocab.get_vocab_size())
self.assertEqual(3, self.vocab.get_index("python"))
def test_add_token_WITH_EXISTING_TOKEN(self):
self.vocab.add_token("abc")
self.assertEqual(4, self.vocab.get_vocab_size())
self.vocab.add_token("abc")
self.assertEqual(4, self.vocab.get_vocab_size())
######################################################################
# add_sequence(sequence)
######################################################################
def test_add_sequence_WITH_NEW_SEQUENCE(self):
self.assertEqual(3, self.vocab.get_vocab_size())
self.vocab.add_sequence(["i", "like", "python"])
self.assertEqual(6, self.vocab.get_vocab_size())
def test_add_sequence_WITH_PARTIAL_NEW_SEQUENCE(self):
self.assertEqual(3, self.vocab.get_vocab_size())
self.vocab.add_sequence(["i", "like", "python", "EOS"])
self.vocab.add_sequence(["i"])
self.assertEqual(6, self.vocab.get_vocab_size())
self.assertEqual(3, self.vocab.get_index('i'))
######################################################################
# indices_from_sequence(sequence)
######################################################################
def test_indices_from_sequence_WITH_NEW_SEQUENCE(self):
self.vocab.add_sequence(["i", "like", "python"])
self.assertSetEqual(
set([3, 4, 5]),
set(self.vocab.indices_from_sequence(["i", "like", "python"])))
def test_indices_from_sequence_WITH_PARTIAL_NEW_SEQUENCE(self):
self.vocab.add_sequence(["i", "like", "python", "EOS"])
self.assertSetEqual(
set([3, 4, 5, 2]),
set(
self.vocab.indices_from_sequence(
["i", "like", "python", "EOS"])))
def test_indices_from_sequence_WITH_OUT_OF_VOCAB_TOKEN(self):
self.vocab.add_sequence(["i", "like", "python", "EOS"])
self.assertSetEqual(
set([3, 5, 0, 2]),
set(self.vocab.indices_from_sequence(["i", "like", "java",
"EOS"])))
def test_indices_from_sequence_WITH_SMALL_VOCAB_SIZE(self):
vocab = Vocabulary(3)
vocab.add_sequence(["i", "like", "python", "EOS"])
vocab.add_sequence(["i", "also", "like", "java"])
vocab.add_sequence(["some", "people", "like", "C++", "EOS"])
self.assertSetEqual(
set([3, 4, 0, 2]),
set(vocab.indices_from_sequence(["i", "like", "python", "EOS"])))
######################################################################
# sequence_from_indices(indices)
######################################################################
def test_sequence_from_indices(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
indices = [vocab.get_index(tok) for tok in seq]
sequence = vocab.sequence_from_indices(indices)
self.assertEqual(seq, sequence)
######################################################################
# save(file_name)
######################################################################
def test_save_vocab(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
vocab.save("vocab_pickle")
with open("vocab_pickle", "rb") as f:
loaded_vocab = pickle.load(f)
self.assertEqual(vocab, loaded_vocab)
######################################################################
# load(file_name)
######################################################################
def test_load(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
pickle_file = "vocab_pickle"
input_vocab_pickle = pickle.dumps(vocab)
with open(pickle_file, "wb") as f:
f.write(input_vocab_pickle)
with open(pickle_file, "rb") as f:
pickled_vocab = pickle.load(f)
loaded_vocab = Vocabulary.load(pickle_file)
self.assertEqual(pickled_vocab, loaded_vocab)
######################################################################
# __eq__(self, other)
######################################################################
def testing_one_vocab_subset_of_another(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
other_vocab = Vocabulary(50000)
other_seq = ["i", "like", "python", "too"]
other_vocab.add_sequence(other_seq)
self.assertNotEqual(vocab, other_vocab)
######################################################################
# __eq__(self, other)
######################################################################
def testing_vocab_of_same_sequence(self):
vocab = self.vocab
seq = ["i", "like", "python"]
vocab.add_sequence(seq)
other_vocab = Vocabulary(50000)
other_seq = ["i", "like", "python"]
other_vocab.add_sequence(other_seq)
self.assertEqual(vocab, other_vocab)
######################################################################
# __eq__(self, other)
######################################################################
def testing_vocab_of_different_order(self):
vocab = self.vocab
seq = ["i", "like", "like", "python"]
vocab.add_sequence(seq)
other_vocab = Vocabulary(50000)
other_seq = ["i", "like", "python", "like"]
other_vocab.add_sequence(other_seq)
self.assertEqual(vocab, other_vocab)
