test_tokenization_blenderbot.py
a0ebe5d8b65emaster

test_tokenization_blenderbot.py
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			#!/usr/bin/env python3
			# coding=utf-8
			# Copyright 2020 The HuggingFace Team. All rights reserved.
			#
			# 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.
			"""Tests for Blenderbot Tokenizers, including common tests for BlenderbotSmallTokenizer."""
			import unittest

			from transformers.file_utils import cached_property
			from transformers.models.blenderbot.tokenization_blenderbot import BlenderbotTokenizer


			class Blenderbot3BTokenizerTests(unittest.TestCase):
			@cached_property
			def tokenizer_3b(self):
			return BlenderbotTokenizer.from_pretrained("facebook/blenderbot-3B")

			def test_encode_decode_cycle(self):
			tok = self.tokenizer_3b
			src_text = " I am a small frog."
			encoded = tok([src_text], padding=False, truncation=False)["input_ids"]
			decoded = tok.batch_decode(encoded, skip_special_tokens=True, clean_up_tokenization_spaces=False)[0]
			assert src_text == decoded

			def test_3B_tokenization_same_as_parlai(self):
			assert self.tokenizer_3b.add_prefix_space
			assert self.tokenizer_3b([" Sam", "Sam"]).input_ids == [[5502, 2], [5502, 2]]