

'''simple docstring'''






from __future__ import annotations

from typing import Any






class 			lowercase_	:




  """simple docstring"""




  def __init__(      self   :     Dict					,lowercase__   :     Tuple					,lowercase__   :     Dict					,lowercase__   :     Any = 0			):
   __lowercase  ,	__lowercase							  = row, column
   __lowercase							  = [[default_value for c in range(lowercase__			)] for r in range(lowercase__			)]






  def __str__(      self   :     List[Any]			):
   __lowercase							  = F"Matrix consist of {self.row} rows and {self.column} columns\n"

   # Make string identifier
   __lowercase							  = 0
   for row_vector in self.array:
    for obj in row_vector:
     __lowercase							  = max(lowercase__					,len(str(lowercase__			)			)			)
   __lowercase							  = F"%{max_element_length}s"

   # Make string and return
   def single_line(lowercase__   :     Union[str, Any]			) -> str:
    nonlocal string_format_identifier
    __lowercase							  = '''['''
    line += ", ".join(string_format_identifier % (obj,) for obj in row_vector			)
    line += "]"
    return line

   s += "\n".join(single_line(lowercase__			) for row_vector in self.array			)
   return s






  def __repr__(      self   :     Any			):
   return str(self			)






  def 					SCREAMING_SNAKE_CASE      (      self   :     int					,lowercase__   :     Optional[int]			):
   if not (isinstance(lowercase__					,(list, tuple)			) and len(lowercase__			) == 2):
    return False
   elif not (0 <= loc[0] < self.row and 0 <= loc[1] < self.column):
    return False
   else:
    return True






  def __getitem__(      self   :     Union[str, Any]					,lowercase__   :     Optional[int]			):
   assert self.validate_indicies(lowercase__			)
   return self.array[loc[0]][loc[1]]






  def __setitem__(      self   :     Optional[int]					,lowercase__   :     Any					,lowercase__   :     Union[str, Any]			):
   assert self.validate_indicies(lowercase__			)
   __lowercase							  = value






  def __add__(      self   :     Any					,lowercase__   :     Optional[int]			):
   assert isinstance(lowercase__					,lowercase__			)
   assert self.row == another.row and self.column == another.column

   # Add
   __lowercase							  = Matrix(self.row					,self.column			)
   for r in range(self.row			):
    for c in range(self.column			):
     __lowercase							  = self[r, c] + another[r, c]
   return result






  def __neg__(      self   :     Optional[Any]			):
   __lowercase							  = Matrix(self.row					,self.column			)
   for r in range(self.row			):
    for c in range(self.column			):
     __lowercase							  = -self[r, c]
   return result






  def __sub__(      self   :     Optional[Any]					,lowercase__   :     Dict			):
   return self + (-another)






  def __mul__(      self   :     int					,lowercase__   :     List[Any]			):

   if isinstance(lowercase__					,(int, float)			):  # Scalar multiplication
    __lowercase							  = Matrix(self.row					,self.column			)
    for r in range(self.row			):
     for c in range(self.column			):
      __lowercase							  = self[r, c] * another
    return result
   elif isinstance(lowercase__					,lowercase__			):  # Matrix multiplication
    assert self.column == another.row
    __lowercase							  = Matrix(self.row					,another.column			)
    for r in range(self.row			):
     for c in range(another.column			):
      for i in range(self.column			):
       result[r, c] += self[r, i] * another[i, c]
    return result
   else:
    __lowercase							  = F"Unsupported type given for another ({type(lowercase__			)})"
    raise TypeError(lowercase__			)






  def 					SCREAMING_SNAKE_CASE      (      self   :     str			):
   __lowercase							  = Matrix(self.column					,self.row			)
   for r in range(self.row			):
    for c in range(self.column			):
     __lowercase							  = self[r, c]
   return result






  def 					SCREAMING_SNAKE_CASE      (      self   :     Optional[Any]					,lowercase__   :     List[str]					,lowercase__   :     Optional[Any]			):
   assert isinstance(lowercase__					,lowercase__			) and isinstance(lowercase__					,lowercase__			)
   assert self.row == self.column == u.row == v.row  # u, v should be column vector
   assert u.column == v.column == 1  # u, v should be column vector

   # Calculate
   __lowercase							  = v.transpose()
   __lowercase							  = (v_t * self * u)[0, 0] + 1
   if numerator_factor == 0:
    return None  # It's not invertable
   return self - ((self * u) * (v_t * self) * (1.0 / numerator_factor))


# Testing
if __name__ == "__main__":


 def 		_A     (    ):






  """simple docstring"""



  __lowercase							  = Matrix(3     ,				3     ,				0      )
  for i in range(3      ):
   __lowercase							  = 1
  print(F"a^(-1) is {ainv}"      )
  # u, v
  __lowercase							  = Matrix(3     ,				1     ,				0      )
  __lowercase  ,	__lowercase  ,	__lowercase							  = 1, 2, -3
  __lowercase							  = Matrix(3     ,				1     ,				0      )
  __lowercase  ,	__lowercase  ,	__lowercase							  = 4, -2, 5
  print(F"u is {u}"      )
  print(F"v is {v}"      )
  print(F"uv^T is {u * v.transpose()}"      )
  # Sherman Morrison
  print(F"(a + uv^T)^(-1) is {ainv.sherman_morrison(lowercase__     ,				lowercase__      )}"      )


 def 		_A     (    ):






  """simple docstring"""



  import doctest

  doctest.testmod()






 testa()





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       A    (   unittest.TestCase ):


							def 			_A       (self					):
									__lowercase=			logging.get_logger()

									# the current default level is logging.WARNING
									__lowercase=			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(lowerCAmelCase					)


							def 			_A       (self					):
									__lowercase=			logging.get_verbosity()

									__lowercase=			logging.get_logger('transformers.models.bart.tokenization_bart'					)
									__lowercase=			'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(lowerCAmelCase					) as cl:
													logger.warning(lowerCAmelCase					)
											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(lowerCAmelCase					) as cl:
											logger.warning(lowerCAmelCase					)
									self.assertEqual(cl.out      ,				''					)

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

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


							@mockenv(TRANSFORMERS_VERBOSITY='error'					)
							def 			_A       (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
									__lowercase=			logging.get_logger('transformers.models.bart.tokenization_bart'					)

									__lowercase=			os.getenv('TRANSFORMERS_VERBOSITY'      ,				lowerCAmelCase					)
									__lowercase=			logging.log_levels[env_level_str]

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

									# restore to the original level
									__lowercase=			''
									transformers.utils.logging._reset_library_root_logger()


							@mockenv(TRANSFORMERS_VERBOSITY='super-error'					)
							def 			_A       (self					):
									# reset for the env var to take effect, next time some logger call is made
									transformers.utils.logging._reset_library_root_logger()
									__lowercase=			logging.logging.getLogger()
									with CaptureLogger(lowerCAmelCase					) 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					):
									# testing `logger.warning_advice()`
									transformers.utils.logging._reset_library_root_logger()

									__lowercase=			logging.get_logger('transformers.models.bart.tokenization_bart'					)
									__lowercase=			'Testing 1, 2, 3'

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

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







def        _lowerCamelCase(	)						->	Optional[int]:

		'''simple docstring'''







		disable_progress_bar()
		assert are_progress_bars_disabled()

		enable_progress_bar()
		assert not are_progress_bars_disabled()






