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* first try * remove old template * finish bart * finish mbart * delete unnecessary line * init pegasus * save intermediate * correct pegasus * finish pegasus * remove cookie cutter leftover * add marian * finish blenderbot * replace in file * correctly split blenderbot * delete "old" folder * correct "add statement" * adapt config for tf comp * correct configs for tf * remove ipdb * fix more stuff * fix mbart * push pegasus fix * fix mbart * more fixes * fix research projects code * finish docs for bart, mbart, and marian * delete unnecessary file * correct attn typo * correct configs * remove pegasus for seq class * correct peg docs * correct peg docs * finish configs * further improve docs * add copied from statements to mbart * fix copied from in mbart * add copy statements to marian * add copied from to marian * add pegasus copied from * finish pegasus * finish copied from * Apply suggestions from code review * make style * backward comp blenderbot * apply lysandres and sylvains suggestions * apply suggestions * push last fixes * fix docs * fix tok tests * fix imports code style * fix doc
87 lines
3.5 KiB
Python
87 lines
3.5 KiB
Python
#!/usr/bin/env python3
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# coding=utf-8
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# Copyright 2020 The HuggingFace Team. 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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"""Tests for the Blenderbot small tokenizer."""
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import json
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import os
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import unittest
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from transformers.models.blenderbot_small.tokenization_blenderbot_small import (
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VOCAB_FILES_NAMES,
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BlenderbotSmallTokenizer,
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)
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from .test_tokenization_common import TokenizerTesterMixin
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class BlenderbotSmallTokenizerTest(TokenizerTesterMixin, unittest.TestCase):
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tokenizer_class = BlenderbotSmallTokenizer
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def setUp(self):
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super().setUp()
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vocab = ["__start__", "adapt", "act", "ap@@", "te", "__end__", "__unk__"]
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vocab_tokens = dict(zip(vocab, range(len(vocab))))
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merges = ["#version: 0.2", "a p", "t e</w>", "ap t</w>", "a d", "ad apt</w>", "a c", "ac t</w>", ""]
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self.special_tokens_map = {"unk_token": "__unk__", "bos_token": "__start__", "eos_token": "__end__"}
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self.vocab_file = os.path.join(self.tmpdirname, VOCAB_FILES_NAMES["vocab_file"])
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self.merges_file = os.path.join(self.tmpdirname, VOCAB_FILES_NAMES["merges_file"])
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with open(self.vocab_file, "w", encoding="utf-8") as fp:
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fp.write(json.dumps(vocab_tokens) + "\n")
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with open(self.merges_file, "w", encoding="utf-8") as fp:
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fp.write("\n".join(merges))
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def get_tokenizer(self, **kwargs):
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kwargs.update(self.special_tokens_map)
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return BlenderbotSmallTokenizer.from_pretrained(self.tmpdirname, **kwargs)
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def get_input_output_texts(self, tokenizer):
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input_text = "adapt act apte"
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output_text = "adapt act apte"
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return input_text, output_text
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def test_full_blenderbot_small_tokenizer(self):
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tokenizer = BlenderbotSmallTokenizer(self.vocab_file, self.merges_file, **self.special_tokens_map)
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text = "adapt act apte"
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bpe_tokens = ["adapt", "act", "ap@@", "te"]
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tokens = tokenizer.tokenize(text)
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self.assertListEqual(tokens, bpe_tokens)
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input_tokens = [tokenizer.bos_token] + tokens + [tokenizer.eos_token]
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input_bpe_tokens = [0, 1, 2, 3, 4, 5]
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self.assertListEqual(tokenizer.convert_tokens_to_ids(input_tokens), input_bpe_tokens)
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def test_special_tokens_small_tok(self):
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tok = BlenderbotSmallTokenizer.from_pretrained("facebook/blenderbot-90M")
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assert tok("sam").input_ids == [1384]
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src_text = "I am a small frog."
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encoded = tok([src_text], padding=False, truncation=False)["input_ids"]
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decoded = tok.batch_decode(encoded, skip_special_tokens=True, clean_up_tokenization_spaces=False)[0]
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assert src_text != decoded # I wish it did!
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assert decoded == "i am a small frog ."
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def test_empty_word_small_tok(self):
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tok = BlenderbotSmallTokenizer.from_pretrained("facebook/blenderbot-90M")
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src_text = "I am a small frog ."
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src_text_dot = "."
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encoded = tok(src_text)["input_ids"]
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encoded_dot = tok(src_text_dot)["input_ids"]
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assert encoded[-1] == encoded_dot[0]
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