transformers/tests/test_modeling_tf_blenderbot.py
Sylvain Gugger 00aa9dbca2
Copyright (#8970)
* Add copyright everywhere missing

* Style
2020-12-07 18:36:34 -05:00

101 lines
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Python

# coding=utf-8
# Copyright 2020 HuggingFace Inc. team.
#
# 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.
import unittest
from tests.test_configuration_common import ConfigTester
from tests.test_modeling_tf_bart import TFBartModelTester
from tests.test_modeling_tf_common import TFModelTesterMixin
from transformers import (
BlenderbotConfig,
BlenderbotSmallTokenizer,
TFAutoModelForSeq2SeqLM,
TFBlenderbotForConditionalGeneration,
is_tf_available,
)
from transformers.file_utils import cached_property
from transformers.testing_utils import is_pt_tf_cross_test, require_tf, require_tokenizers, slow
class TFBlenderbotModelTester(TFBartModelTester):
config_updates = dict(
normalize_before=True,
static_position_embeddings=True,
do_blenderbot_90_layernorm=True,
normalize_embeddings=True,
)
config_cls = BlenderbotConfig
@require_tf
class TFBlenderbotModelTest(TFModelTesterMixin, unittest.TestCase):
all_model_classes = (TFBlenderbotForConditionalGeneration,) if is_tf_available() else ()
all_generative_model_classes = (TFBlenderbotForConditionalGeneration,) if is_tf_available() else ()
is_encoder_decoder = True
test_pruning = False
def setUp(self):
self.model_tester = TFBlenderbotModelTester(self)
self.config_tester = ConfigTester(self, config_class=BlenderbotConfig)
def test_config(self):
self.config_tester.run_common_tests()
def test_inputs_embeds(self):
# inputs_embeds not supported
pass
def test_saved_model_with_hidden_states_output(self):
# Should be uncommented during patrick TF refactor
pass
def test_saved_model_with_attentions_output(self):
# Should be uncommented during patrick TF refactor
pass
@is_pt_tf_cross_test
@require_tokenizers
class TFBlenderbot90MIntegrationTests(unittest.TestCase):
src_text = [
"Social anxiety\nWow, I am never shy. Do you have anxiety?\nYes. I end up sweating and blushing and feel like i'm going to throw up.\nand why is that?"
]
model_name = "facebook/blenderbot-90M"
@cached_property
def tokenizer(self):
return BlenderbotSmallTokenizer.from_pretrained(self.model_name)
@cached_property
def model(self):
model = TFAutoModelForSeq2SeqLM.from_pretrained(self.model_name, from_pt=True)
return model
@slow
def test_90_generation_from_long_input(self):
model_inputs = self.tokenizer(self.src_text, return_tensors="tf")
generated_ids = self.model.generate(
model_inputs.input_ids,
attention_mask=model_inputs.attention_mask,
num_beams=2,
use_cache=True,
)
generated_words = self.tokenizer.batch_decode(generated_ids.numpy(), skip_special_tokens=True)[0]
assert generated_words in (
"i don't know. i just feel like i'm going to throw up. it's not fun.",
"i'm not sure. i just feel like i've been feeling like i have to be in a certain place",
"i'm not sure. i just feel like i've been in a bad situation.",
)