
"""simple docstring"""







import doctest
import logging
import os
import unittest
from pathlib import Path
from typing import List, Union

import transformers
from transformers.testing_utils import require_tf, require_torch, slow


lowerCamelCase__           =	logging.getLogger()




@unittest.skip('Temporarily disable the doc tests.')
@require_torch
@require_tf
@slow
class 				A__ (			unittest.TestCase):

  def 							__lowerCamelCase							(   self ,	_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE = None ,	_SCREAMING_SNAKE_CASE = None ,	_SCREAMING_SNAKE_CASE = None ,	_SCREAMING_SNAKE_CASE = True ,	):
   __lowerCAmelCase    :		List[str]		    =   [file for file in os.listdir(_SCREAMING_SNAKE_CASE				) if os.path.isfile(os.path.join(_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE				)				)]

   if identifier is not None:
    __lowerCAmelCase    :		Optional[int]		    =   [file for file in files if identifier in file]

   if n_identifier is not None:
    if isinstance(_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE				):
     for n_ in n_identifier:
      __lowerCAmelCase    :		List[Any]		    =   [file for file in files if n_ not in file]
    else:
     __lowerCAmelCase    :		str		    =   [file for file in files if n_identifier not in file]

   __lowerCAmelCase    :		List[str]		    =   ignore_files or []
   ignore_files.append('__init__.py'				)
   __lowerCAmelCase    :		Dict		    =   [file for file in files if file not in ignore_files]

   for file in files:
    # Open all files
    print('Testing' ,	_SCREAMING_SNAKE_CASE				)

    if only_modules:
     __lowerCAmelCase    :		List[Any]		    =   file.split('.'				)[0]
     try:
      __lowerCAmelCase    :		Tuple		    =   getattr(_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE				)
      __lowerCAmelCase    :		str		    =   doctest.DocTestSuite(_SCREAMING_SNAKE_CASE				)
      __lowerCAmelCase    :		int		    =   unittest.TextTestRunner().run(_SCREAMING_SNAKE_CASE				)
      self.assertIs(len(result.failures				) ,	0				)
     except AttributeError:
      logger.info(f"{module_identifier} is not a module."				)
    else:
     __lowerCAmelCase    :		Any		    =   doctest.testfile(str('..' / directory / file				) ,	optionflags=doctest.ELLIPSIS				)
     self.assertIs(result.failed ,	0				)

  def 							__lowerCamelCase							(   self				):
   __lowerCAmelCase    :		List[str]		    =   Path('src/transformers'				)
   __lowerCAmelCase    :		Optional[int]		    =   'modeling'
   __lowerCAmelCase    :		Optional[int]		    =   [
       'modeling_ctrl.py',
       'modeling_tf_ctrl.py',
   ]
   self.analyze_directory(_SCREAMING_SNAKE_CASE ,	identifier=_SCREAMING_SNAKE_CASE ,	ignore_files=_SCREAMING_SNAKE_CASE				)

  def 							__lowerCamelCase							(   self				):
   __lowerCAmelCase    :		Dict		    =   Path('src/transformers'				)
   __lowerCAmelCase    :		List[Any]		    =   'tokenization'
   self.analyze_directory(_SCREAMING_SNAKE_CASE ,	identifier=_SCREAMING_SNAKE_CASE				)

  def 							__lowerCamelCase							(   self				):
   __lowerCAmelCase    :		int		    =   Path('src/transformers'				)
   __lowerCAmelCase    :		Optional[Any]		    =   'configuration'
   self.analyze_directory(_SCREAMING_SNAKE_CASE ,	identifier=_SCREAMING_SNAKE_CASE				)

  def 							__lowerCamelCase							(   self				):
   __lowerCAmelCase    :		Union[str, Any]		    =   Path('src/transformers'				)
   __lowerCAmelCase    :		List[Any]		    =   ['configuration', 'modeling', 'tokenization']
   self.analyze_directory(_SCREAMING_SNAKE_CASE ,	n_identifier=_SCREAMING_SNAKE_CASE				)







  def 							__lowerCamelCase							(   self				):
   __lowerCAmelCase    :		List[str]		    =   Path('docs/source'				)
   __lowerCAmelCase    :		Optional[int]		    =   ['favicon.ico']
   self.analyze_directory(_SCREAMING_SNAKE_CASE ,	ignore_files=_SCREAMING_SNAKE_CASE ,	only_modules=_SCREAMING_SNAKE_CASE				)

"""simple docstring"""







from __future__ import annotations

from collections import Counter
from random import random




class 				A__ :

		def __init__(   self				):
			__lowerCAmelCase    :		Any		    =   {}

		def 							__lowerCamelCase							(   self ,	_SCREAMING_SNAKE_CASE				):
			__lowerCAmelCase    :		Dict		    =   {}

		def 							__lowerCamelCase							(   self ,	_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE ,	_SCREAMING_SNAKE_CASE				):
			if nodea not in self.connections:
				self.add_node(_SCREAMING_SNAKE_CASE				)
			if nodea not in self.connections:
				self.add_node(_SCREAMING_SNAKE_CASE				)
			__lowerCAmelCase    :		Optional[Any]		    =   probability

		def 							__lowerCamelCase							(   self				):
			return list(self.connections				)







		def 							__lowerCamelCase							(   self ,	_SCREAMING_SNAKE_CASE				):
			__lowerCAmelCase    :		List[str]		    =   0
			__lowerCAmelCase    :		List[Any]		    =   random()

			for dest in self.connections[node]:
				current_probability += self.connections[node][dest]
				if current_probability > random_value:
					return dest
			return ""



def 					__lowerCAmelCase       (_UpperCamelCase ,						_UpperCamelCase ,						_UpperCamelCase	):
	__lowerCAmelCase    :		Optional[Any]		    =   MarkovChainGraphUndirectedUnweighted()

	for nodea, nodea, probability in transitions:
		graph.add_transition_probability(_UpperCamelCase ,						_UpperCamelCase ,						_UpperCamelCase	)

	__lowerCAmelCase    :		str		    =   Counter(graph.get_nodes()	)
	__lowerCAmelCase    :		Tuple		    =   start

	for _ in range(_UpperCamelCase	):
		__lowerCAmelCase    :		int		    =   graph.transition(_UpperCamelCase	)
		visited[node] += 1

	return visited


if __name__ == "__main__":
							import doctest

							doctest.testmod()