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- # 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.
-
- import os
- import unittest
-
- import transformers.models.bart.tokenization_bart
- from transformers import logging
- from transformers.testing_utils import CaptureLogger, mockenv
-
-
- class HfArgumentParserTest(unittest.TestCase):
- def test_set_level(self):
- logger = logging.get_logger()
-
- # the current default level is logging.WARNING
- level_origin = logging.get_verbosity()
-
- logging.set_verbosity_error()
- self.assertEqual(logger.getEffectiveLevel(), logging.get_verbosity())
-
- logging.set_verbosity_warning()
- self.assertEqual(logger.getEffectiveLevel(), logging.get_verbosity())
-
- logging.set_verbosity_info()
- self.assertEqual(logger.getEffectiveLevel(), logging.get_verbosity())
-
- logging.set_verbosity_debug()
- self.assertEqual(logger.getEffectiveLevel(), logging.get_verbosity())
-
- # restore to the original level
- logging.set_verbosity(level_origin)
-
- def test_integration(self):
- level_origin = logging.get_verbosity()
-
- logger = logging.get_logger("transformers.models.bart.tokenization_bart")
- msg = "Testing 1, 2, 3"
-
- # should be able to log warnings (if default settings weren't overridden by `pytest --log-level-all`)
- if level_origin <= logging.WARNING:
- with CaptureLogger(logger) as cl:
- logger.warning(msg)
- self.assertEqual(cl.out, msg + "\n")
-
- # this is setting the level for all of `transformers.*` loggers
- logging.set_verbosity_error()
-
- # should not be able to log warnings
- with CaptureLogger(logger) as cl:
- logger.warning(msg)
- self.assertEqual(cl.out, "")
-
- # should be able to log warnings again
- logging.set_verbosity_warning()
- with CaptureLogger(logger) as cl:
- logger.warning(msg)
- self.assertEqual(cl.out, msg + "\n")
-
- # restore to the original level
- logging.set_verbosity(level_origin)
-
- @mockenv(TRANSFORMERS_VERBOSITY="error")
- def test_env_override(self):
- # reset for the env var to take effect, next time some logger call is made
- transformers.utils.logging._reset_library_root_logger()
- # this action activates the env var
- _ = logging.get_logger("transformers.models.bart.tokenization_bart")
-
- env_level_str = os.getenv("TRANSFORMERS_VERBOSITY", None)
- env_level = logging.log_levels[env_level_str]
-
- current_level = logging.get_verbosity()
- self.assertEqual(
- env_level,
- current_level,
- f"TRANSFORMERS_VERBOSITY={env_level_str}/{env_level}, but internal verbosity is {current_level}",
- )
-
- # restore to the original level
- os.environ["TRANSFORMERS_VERBOSITY"] = ""
- transformers.utils.logging._reset_library_root_logger()
-
- @mockenv(TRANSFORMERS_VERBOSITY="super-error")
- def test_env_invalid_override(self):
- # reset for the env var to take effect, next time some logger call is made
- transformers.utils.logging._reset_library_root_logger()
- logger = logging.logging.getLogger()
- with CaptureLogger(logger) as cl:
- # this action activates the env var
- logging.get_logger("transformers.models.bart.tokenization_bart")
- self.assertIn("Unknown option TRANSFORMERS_VERBOSITY=super-error", cl.out)
-
- # no need to restore as nothing was changed
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