code: 
  
  
  
  
  '''simple docstring'''
  
  
  
  
  
  
  
  from .balanced_parentheses import balanced_parentheses
  from .stack import Stack
  
  
  
  
  
  
  def 	_lowercase	(			lowercase_						):
  
  
  
  		'''simple docstring'''
  
  
  
  
  
  
  
  		return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(lowercase_		,							-1						)
  
  
  
  
  
  
  def 	_lowercase	(			lowercase_						):
  
  
  
  		'''simple docstring'''
  
  
  
  
  
  
  
  		if not balanced_parentheses(lowercase_						):
  				raise ValueError("Mismatched parentheses"						)
  		_snake_case			 = Stack()
  		_snake_case			 = []
  		for char in expression_str:
  				if char.isalpha() or char.isdigit():
  						postfix.append(lowercase_						)
  				elif char == "(":
  						stack.push(lowercase_						)
  				elif char == ")":
  						while not stack.is_empty() and stack.peek() != "(":
  								postfix.append(stack.pop()						)
  						stack.pop()
  				else:
  						while not stack.is_empty() and precedence(lowercase_						) <= precedence(stack.peek()						):
  								postfix.append(stack.pop()						)
  						stack.push(lowercase_						)
  		while not stack.is_empty():
  				postfix.append(stack.pop()						)
  		return " ".join(lowercase_						)
  
  
  if __name__ == "__main__":
  						from doctest import testmod
  
  						testmod()
  						_lowerCamelCase							:		Any  			=						'a+b*(c^d-e)^(f+g*h)-i'
  
  						print('Infix to Postfix Notation demonstration:\n')
  						print('Infix notation: ' + expression)
  						print('Postfix notation: ' + infix_to_postfix(expression))
  
  
  
  
  
  
style_context: 
  
  
  
  
  '''simple docstring'''
  
  
  
  
  
  
  
  import unittest
  import warnings
  from dataclasses import dataclass
  
  from transformers.convert_slow_tokenizer import SpmConverter
  from transformers.testing_utils import get_tests_dir
  
  
  
  
  
  @dataclass
  class   lowerCamelCase_							:
  
  
  
  
  					'''simple docstring'''
  
  
  
  
  
  
  					lowercase__					=				42
  
  
  
  
  
  class   lowerCamelCase_							( unittest.TestCase							):
  
  
  
  
  					'''simple docstring'''
  
  
  
  
  
  
  					def        __SCREAMING_SNAKE_CASE			(					self				):
  							_snake_case			 = get_tests_dir("fixtures/test_sentencepiece.model"				)
  							_snake_case			 = get_tests_dir("fixtures/test_sentencepiece_with_bytefallback.model"				)
  
  							_snake_case			 = FakeOriginalTokenizer(vocab_file=__UpperCamelCase				)
  
  							with warnings.catch_warnings(record=__UpperCamelCase				) as w:
  									_snake_case			 = SpmConverter(__UpperCamelCase				)
  							self.assertEqual(len(__UpperCamelCase				),						0				)
  
  							_snake_case			 = FakeOriginalTokenizer(vocab_file=__UpperCamelCase				)
  
  							with warnings.catch_warnings(record=__UpperCamelCase				) as w:
  									_snake_case			 = SpmConverter(__UpperCamelCase				)
  							self.assertEqual(len(__UpperCamelCase				),						1				)
  
  							self.assertIn(
  							    "The sentencepiece tokenizer that you are converting to a fast tokenizer uses the byte fallback option"
  							    " which is not implemented in the fast tokenizers.",						str(w[0].message				),						)
  
  
  
  
  
  