






'''simple docstring'''

import os
import unittest

from huggingface_hub.utils import are_progress_bars_disabled

import transformers.models.bart.tokenization_bart
from transformers import logging
from transformers.testing_utils import CaptureLogger, mockenv, mockenv_context
from transformers.utils.logging import disable_progress_bar, enable_progress_bar







class 	SCREAMING_SNAKE_CASE	(      unittest.TestCase  ):




							def 					a_					(					self      : Dict					):


												"""simple docstring"""







												__lowerCamelCase						:       Optional[Any]				   =				logging.get_logger()

												# the current default level is logging.WARNING
												__lowerCamelCase						:       Any				   =				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(A__					)




							def 					a_					(					self      : Union[str, Any]					):


												"""simple docstring"""







												__lowerCamelCase						:       Union[str, Any]				   =				logging.get_verbosity()

												__lowerCamelCase						:       Optional[Any]				   =				logging.get_logger("""transformers.models.bart.tokenization_bart"""					)
												__lowerCamelCase						:       str				   =				"""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(A__					) as cl:
																						logger.warning(A__					)
																	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(A__					) as cl:
																	logger.warning(A__					)
												self.assertEqual(cl.out	,    """"""					)

												# should be able to log warnings again
												logging.set_verbosity_warning()
												with CaptureLogger(A__					) as cl:
																	logger.warning(A__					)
												self.assertEqual(cl.out	,    msg + """\n"""					)

												# restore to the original level
												logging.set_verbosity(A__					)




							@mockenv(TRANSFORMERS_VERBOSITY="""error"""					)
							def 					a_					(					self      : Dict					):


												"""simple docstring"""







												transformers.utils.logging._reset_library_root_logger()
												# this action activates the env var
												__lowerCamelCase						:       int				   =				logging.get_logger("""transformers.models.bart.tokenization_bart"""					)

												__lowerCamelCase						:       Optional[int]				   =				os.getenv("""TRANSFORMERS_VERBOSITY"""	,    A__					)
												__lowerCamelCase						:       Any				   =				logging.log_levels[env_level_str]

												__lowerCamelCase						:       Dict				   =				logging.get_verbosity()
												self.assertEqual(
												    A__	,    A__	,    f"TRANSFORMERS_VERBOSITY={env_level_str}/{env_level}, but internal verbosity is {current_level}"	,    )

												# restore to the original level
												__lowerCamelCase						:       int				   =				""""""
												transformers.utils.logging._reset_library_root_logger()




							@mockenv(TRANSFORMERS_VERBOSITY="""super-error"""					)
							def 					a_					(					self      : List[str]					):


												"""simple docstring"""







												transformers.utils.logging._reset_library_root_logger()
												__lowerCamelCase						:       str				   =				logging.logging.getLogger()
												with CaptureLogger(A__					) 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




							def 					a_					(					self      : List[str]					):


												"""simple docstring"""







												transformers.utils.logging._reset_library_root_logger()

												__lowerCamelCase						:       Optional[Any]				   =				logging.get_logger("""transformers.models.bart.tokenization_bart"""					)
												__lowerCamelCase						:       List[Any]				   =				"""Testing 1, 2, 3"""

												with mockenv_context(TRANSFORMERS_NO_ADVISORY_WARNINGS="""1"""					):
																	# nothing should be logged as env var disables this method
																	with CaptureLogger(A__					) as cl:
																						logger.warning_advice(A__					)
																	self.assertEqual(cl.out	,    """"""					)

												with mockenv_context(TRANSFORMERS_NO_ADVISORY_WARNINGS=""""""					):
																	# should log normally as TRANSFORMERS_NO_ADVISORY_WARNINGS is unset
																	with CaptureLogger(A__					) as cl:
																						logger.warning_advice(A__					)
																	self.assertEqual(cl.out	,    msg + """\n"""					)

def     __lowercase  ()   ->     Any:


					"""simple docstring"""
					disable_progress_bar()
					assert are_progress_bars_disabled()

					enable_progress_bar()
					assert not are_progress_bars_disabled()











'''simple docstring'''

def     __lowercase  (_lowercase     )   ->     list:


     """simple docstring"""

     # bit count represents no. of bits in the gray code
     if bit_count < 0:
          raise ValueError("""The given input must be positive"""     )

     # get the generated string sequence
     __lowerCamelCase						:       Optional[Any]				   =				gray_code_sequence_string(_lowercase     )
     #
     # convert them to integers
     for i in range(len(_lowercase     )     ):
          __lowerCamelCase						:       List[str]				   =				int(sequence[i],						2     )

     return sequence
def     __lowercase  (_lowercase     )   ->     list:


     """simple docstring"""

     # The approach is a recursive one
     # Base case achieved when either n = 0 or n=1
     if bit_count == 0:
          return ["0"]

     if bit_count == 1:
          return ["0", "1"]

     __lowerCamelCase						:       str				   =				1 << bit_count  # defines the length of the sequence
     # 1<< n is equivalent to 2^n

     # recursive answer will generate answer for n-1 bits
     __lowerCamelCase						:       Union[str, Any]				   =				gray_code_sequence_string(bit_count - 1     )

     __lowerCamelCase						:       Optional[int]				   =				[]

     # append 0 to first half of the smaller sequence generated
     for i in range(seq_len // 2     ):
          __lowerCamelCase						:       Union[str, Any]				   =				"""0""" + smaller_sequence[i]
          sequence.append(_lowercase     )

     # append 1 to second half ... start from the end of the list
     for i in reversed(range(seq_len // 2     )     ):
          __lowerCamelCase						:       Optional[Any]				   =				"""1""" + smaller_sequence[i]
          sequence.append(_lowercase     )

     return sequence


if __name__ == "__main__":
   import doctest

   doctest.testmod()



