

'''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 						lowerCAmelCase__   (      unittest.TestCase					):



 """simple docstring"""



 def       UpperCAmelCase__		(		self					:       int			)  -> Union[str, Any]:


      """simple docstring"""




      __SCREAMING_SNAKE_CASE     =      logging.get_logger()

      # the current default level is logging.WARNING
      __SCREAMING_SNAKE_CASE     =      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(__SCREAMING_SNAKE_CASE			)
 def       UpperCAmelCase__		(		self					:       str			)  -> Optional[Any]:


      """simple docstring"""




      __SCREAMING_SNAKE_CASE     =      logging.get_verbosity()

      __SCREAMING_SNAKE_CASE     =      logging.get_logger("""transformers.models.bart.tokenization_bart"""			)
      __SCREAMING_SNAKE_CASE     =      """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(__SCREAMING_SNAKE_CASE			) as cl:
                logger.warning(__SCREAMING_SNAKE_CASE			)
           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(__SCREAMING_SNAKE_CASE			) as cl:
           logger.warning(__SCREAMING_SNAKE_CASE			)
      self.assertEqual(cl.out					,							""""""			)

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

      # restore to the original level
      logging.set_verbosity(__SCREAMING_SNAKE_CASE			)
 @mockenv(TRANSFORMERS_VERBOSITY="""error"""			)
 def       UpperCAmelCase__		(		self					:       str			)  -> Optional[int]:


      """simple docstring"""




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

      __SCREAMING_SNAKE_CASE     =      os.getenv("""TRANSFORMERS_VERBOSITY"""					,							__SCREAMING_SNAKE_CASE			)
      __SCREAMING_SNAKE_CASE     =      logging.log_levels[env_level_str]

      __SCREAMING_SNAKE_CASE     =      logging.get_verbosity()
      self.assertEqual(
          __SCREAMING_SNAKE_CASE					,							__SCREAMING_SNAKE_CASE					,							f'TRANSFORMERS_VERBOSITY={env_level_str}/{env_level}, but internal verbosity is {current_level}'					,							)

      # restore to the original level
      __SCREAMING_SNAKE_CASE     =      """"""
      transformers.utils.logging._reset_library_root_logger()
 @mockenv(TRANSFORMERS_VERBOSITY="""super-error"""			)
 def       UpperCAmelCase__		(		self					:       str			)  -> Dict:


      """simple docstring"""




      transformers.utils.logging._reset_library_root_logger()
      __SCREAMING_SNAKE_CASE     =      logging.logging.getLogger()
      with CaptureLogger(__SCREAMING_SNAKE_CASE			) 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       UpperCAmelCase__		(		self					:       List[str]			)  -> Any:


      """simple docstring"""




      transformers.utils.logging._reset_library_root_logger()

      __SCREAMING_SNAKE_CASE     =      logging.get_logger("""transformers.models.bart.tokenization_bart"""			)
      __SCREAMING_SNAKE_CASE     =      """Testing 1, 2, 3"""

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

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







def    a__       (  ):




     """simple docstring"""


     disable_progress_bar()
     assert are_progress_bars_disabled()

     enable_progress_bar()
     assert not are_progress_bars_disabled()









'''simple docstring'''



def    a__       (  a__      ,    a__						):




     """simple docstring"""


     _enforce_args(a__      ,    a__						)
     if n == 0:
          return 0
     __SCREAMING_SNAKE_CASE     =      float("""-inf"""						)
     for i in range(1      ,    n + 1						):
          __SCREAMING_SNAKE_CASE     =      max(
              a__      ,    prices[i - 1] + naive_cut_rod_recursive(n - i      ,    a__						)						)

     return max_revue







def    a__       (  a__      ,    a__						):




     """simple docstring"""


     _enforce_args(a__      ,    a__						)
     __SCREAMING_SNAKE_CASE     =      [float("""-inf"""						) for _ in range(n + 1						)]
     return _top_down_cut_rod_recursive(a__      ,    a__      ,    a__						)







def    a__       (  a__      ,    a__      ,    a__						):




     """simple docstring"""


     if max_rev[n] >= 0:
          return max_rev[n]
     elif n == 0:
          return 0
     else:
          __SCREAMING_SNAKE_CASE     =      float("""-inf"""						)
          for i in range(1      ,    n + 1						):
               __SCREAMING_SNAKE_CASE     =      max(
                   a__      ,    prices[i - 1] + _top_down_cut_rod_recursive(n - i      ,    a__      ,    a__						)      ,    )

          __SCREAMING_SNAKE_CASE     =      max_revenue

     return max_rev[n]







def    a__       (  a__      ,    a__						):




     """simple docstring"""


     _enforce_args(a__      ,    a__						)

     # length(max_rev) = n + 1, to accommodate for the revenue obtainable from a rod of
     # length 0.
     __SCREAMING_SNAKE_CASE     =      [float("""-inf"""						) for _ in range(n + 1						)]
     __SCREAMING_SNAKE_CASE     =      0

     for i in range(1      ,    n + 1						):
          __SCREAMING_SNAKE_CASE     =      max_rev[i]
          for j in range(1      ,    i + 1						):
               __SCREAMING_SNAKE_CASE     =      max(a__      ,    prices[j - 1] + max_rev[i - j]						)

          __SCREAMING_SNAKE_CASE     =      max_revenue_i

     return max_rev[n]







def    a__       (  a__      ,    a__						):




     """simple docstring"""


     if n < 0:
          __SCREAMING_SNAKE_CASE     =      F'n must be greater than or equal to 0. Got n = {n}'
          raise ValueError(a__						)

     if n > len(a__						):
          __SCREAMING_SNAKE_CASE     =      (
              """Each integral piece of rod must have a corresponding price. """
              F'Got n = {n} but length of prices = {len(a__						)}'
          )
          raise ValueError(a__						)







def    a__       (  ):




     """simple docstring"""


     __SCREAMING_SNAKE_CASE     =      [6, 10, 12, 15, 20, 23]
     __SCREAMING_SNAKE_CASE     =      len(a__						)

     # the best revenue comes from cutting the rod into 6 pieces, each
     # of length 1 resulting in a revenue of 6 * 6 = 36.
     __SCREAMING_SNAKE_CASE     =      36

     __SCREAMING_SNAKE_CASE     =      top_down_cut_rod(a__      ,    a__						)
     __SCREAMING_SNAKE_CASE     =      bottom_up_cut_rod(a__      ,    a__						)
     __SCREAMING_SNAKE_CASE     =      naive_cut_rod_recursive(a__      ,    a__						)

     assert expected_max_revenue == max_rev_top_down
     assert max_rev_top_down == max_rev_bottom_up
     assert max_rev_bottom_up == max_rev_naive


if __name__ == "__main__":
  main()






