83 lines
3.1 KiB
Python
83 lines
3.1 KiB
Python
# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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from paddlenlp.transformers import XLMRobertaTokenizer
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from ..test_tokenizer_common import TokenizerTesterMixin
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# VOCAB_FILES_NAMES = XLMRobertaTokenizer.resource_files_names
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class XLMRobertaTokenizationTest(TokenizerTesterMixin, unittest.TestCase):
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test_offsets = False
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tokenizer_class = XLMRobertaTokenizer
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# Set up method called before each test
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def setUp(self):
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super().setUp()
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self.vocab_file = "BAAI/bge-m3"
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self.special_tokens_map = {"unk_token": "<unk>"}
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# Method to get a tokenizer instance with specified keyword arguments
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def get_tokenizer(self, **kwargs):
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kwargs.update(self.special_tokens_map)
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return XLMRobertaTokenizer.from_pretrained(self.vocab_file, **kwargs)
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# Test method to check tokenization
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def test_tokenization(self):
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tokenizer = self.get_tokenizer()
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text = "Hello, how are you?"
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tokens = tokenizer.tokenize(text)
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self.assertIsInstance(tokens, list)
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self.assertGreater(len(tokens), 0)
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# Test method to check conversion of token to ID
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def test_token_to_id(self):
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tokenizer = self.get_tokenizer()
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token = "Hello"
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token_id = tokenizer.convert_tokens_to_ids(token)
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self.assertIsInstance(token_id, int)
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# Test method to check conversion of ID to token
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def test_id_to_token(self):
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tokenizer = self.get_tokenizer()
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token_id = tokenizer.convert_tokens_to_ids("How")
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token = tokenizer.convert_ids_to_tokens(token_id)
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self.assertEqual(token, "How")
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# Test method to check special tokens
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def test_special_tokens(self):
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tokenizer = self.get_tokenizer(
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vocab_file=self.vocab_file, cls_token="<cls>", sep_token="<sep>", pad_token="<pad>"
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)
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self.assertEqual(tokenizer.cls_token, "<cls>")
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self.assertEqual(tokenizer.sep_token, "<sep>")
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self.assertEqual(tokenizer.pad_token, "<pad>")
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# Test method to check building inputs with special tokens
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def test_build_inputs_with_special_tokens(self):
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tokenizer = self.get_tokenizer()
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token_ids_0 = tokenizer.convert_tokens_to_ids(["Hello", "world"])
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token_ids_1 = tokenizer.convert_tokens_to_ids(["How", "are", "you"])
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input_ids = tokenizer.build_inputs_with_special_tokens(token_ids_0, token_ids_1)
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self.assertEqual(input_ids[0], tokenizer.cls_token_id)
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self.assertEqual(input_ids[-1], tokenizer.sep_token_id)
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if __name__ == "__main__":
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unittest.main()
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