def test_reverse_transform_string(self):
vectorizer = CharVectorizer("abc", map_unknown_chars_to="X")
texts = ["aaa", "bbb", "ccc", "abc", "???", "a?a"]
expected = ["aaa", "bbb", "ccc", "abc", "XXX", "aXa"]
matrices = []
for text in texts:
matrices.append(vectorizer.transform_string(text, len(texts[0])))
reverse_transformed = []
for matrix in matrices:
for row in matrix:
reverse_transformed.append(vectorizer.reverse_transform_string(row))
for text_is, text_exp in zip(reverse_transformed, expected):
self.assertEqual(text_is, text_exp)
def test_reverse_transform_string(self):
vectorizer = CharVectorizer("abc", map_unknown_chars_to="X")
texts = ["aaa", "bbb", "ccc", "abc", "???", "a?a"]
expected = ["aaa", "bbb", "ccc", "abc", "XXX", "aXa"]
matrices = []
for text in texts:
matrices.append(vectorizer.transform_string(text, len(texts[0])))
reverse_transformed = []
for matrix in matrices:
for row in matrix:
reverse_transformed.append(
vectorizer.reverse_transform_string(row))
for text_is, text_exp in zip(reverse_transformed, expected):
self.assertEqual(text_is, text_exp)
