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Enable added tokens (#11325)

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* Fix tests

* Reorganize

* Update tests/test_modeling_mobilebert.py

* Remove unnecessary addition
This commit is contained in:
Lysandre Debut
2021-05-04 14:13:57 +02:00
committed by GitHub
parent c40c7e213b
commit 09b0bcfea9
8 changed files with 136 additions and 26 deletions
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30
tests/test_tokenization_t5.py
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@@ -16,7 +16,7 @@
import unittest
from transformers import SPIECE_UNDERLINE, BatchEncoding, T5Tokenizer, T5TokenizerFast
from transformers import SPIECE_UNDERLINE, AddedToken, BatchEncoding, T5Tokenizer, T5TokenizerFast
from transformers.file_utils import cached_property, is_tf_available, is_torch_available
from transformers.testing_utils import get_tests_dir, require_sentencepiece, require_tokenizers
@@ -246,3 +246,31 @@ class T5TokenizationTest(TokenizerTesterMixin, unittest.TestCase):
slow_text = self.t5_base_tokenizer.decode(fast_ids)
self.assertEqual(tgt_text, fast_text)
self.assertEqual(tgt_text, slow_text)
def test_special_tokens_initialization(self):
for tokenizer, pretrained_name, kwargs in self.tokenizers_list:
with self.subTest(f"{tokenizer.__class__.__name__} ({pretrained_name})"):
added_tokens = [f"<extra_id_{i}>" for i in range(100)] + [AddedToken("<special>", lstrip=True)]
tokenizer_r = self.rust_tokenizer_class.from_pretrained(
pretrained_name, additional_special_tokens=added_tokens, **kwargs
)
tokenizer_cr = self.rust_tokenizer_class.from_pretrained(
pretrained_name, additional_special_tokens=added_tokens, **kwargs, from_slow=True
)
tokenizer_p = self.tokenizer_class.from_pretrained(
pretrained_name, additional_special_tokens=added_tokens, **kwargs
)
p_output = tokenizer_p.encode("Hey this is a <special> token")
r_output = tokenizer_r.encode("Hey this is a <special> token")
cr_output = tokenizer_cr.encode("Hey this is a <special> token")
special_token_id = tokenizer_r.encode("<special>", add_special_tokens=False)[0]
self.assertEqual(p_output, r_output)
self.assertEqual(cr_output, r_output)
self.assertTrue(special_token_id in p_output)
self.assertTrue(special_token_id in r_output)
self.assertTrue(special_token_id in cr_output)