transformers/tests/test_tokenization_auto.py
2019-12-22 14:15:13 +01:00

56 lines
2.0 KiB
Python

# coding=utf-8
# Copyright 2018 The Google AI Language Team Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import absolute_import, division, print_function
import logging
import unittest
from transformers import (
BERT_PRETRAINED_CONFIG_ARCHIVE_MAP,
GPT2_PRETRAINED_CONFIG_ARCHIVE_MAP,
AutoTokenizer,
BertTokenizer,
GPT2Tokenizer,
)
from .utils import SMALL_MODEL_IDENTIFIER, slow
class AutoTokenizerTest(unittest.TestCase):
@slow
def test_tokenizer_from_pretrained(self):
logging.basicConfig(level=logging.INFO)
for model_name in list(BERT_PRETRAINED_CONFIG_ARCHIVE_MAP.keys())[:1]:
tokenizer = AutoTokenizer.from_pretrained(model_name)
self.assertIsNotNone(tokenizer)
self.assertIsInstance(tokenizer, BertTokenizer)
self.assertGreater(len(tokenizer), 0)
for model_name in list(GPT2_PRETRAINED_CONFIG_ARCHIVE_MAP.keys())[:1]:
tokenizer = AutoTokenizer.from_pretrained(model_name)
self.assertIsNotNone(tokenizer)
self.assertIsInstance(tokenizer, GPT2Tokenizer)
self.assertGreater(len(tokenizer), 0)
def test_tokenizer_from_pretrained_identifier(self):
logging.basicConfig(level=logging.INFO)
tokenizer = AutoTokenizer.from_pretrained(SMALL_MODEL_IDENTIFIER)
self.assertIsInstance(tokenizer, BertTokenizer)
self.assertEqual(len(tokenizer), 12)
if __name__ == "__main__":
unittest.main()