



from .balanced_parentheses import balanced_parentheses
from .stack import Stack



def        __a     (    lowerCAmelCase_   :					str				)      -> List[Any]:






						'''simple docstring'''



						return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(lowerCamelCase_			,-1				)



def        __a     (    lowerCAmelCase_   :					str				)      -> Optional[int]:






						'''simple docstring'''



						if not balanced_parentheses(lowerCamelCase_				):
												raise ValueError("""Mismatched parentheses"""				)
						UpperCAmelCase_=   Stack()
						UpperCAmelCase_=   []
						for char in expression_str:
												if char.isalpha() or char.isdigit():
																		postfix.append(lowerCamelCase_				)
												elif char == "(":
																		stack.push(lowerCamelCase_				)
												elif char == ")":
																		while not stack.is_empty() and stack.peek() != "(":
																								postfix.append(stack.pop()				)
																		stack.pop()
												else:
																		while not stack.is_empty() and precedence(lowerCamelCase_				) <= precedence(stack.peek()				):
																								postfix.append(stack.pop()				)
																		stack.push(lowerCamelCase_				)
						while not stack.is_empty():
												postfix.append(stack.pop()				)
						return " ".join(lowerCamelCase_				)


if __name__ == "__main__":
	from doctest import testmod

	testmod()
	__A				    =						'''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))











'''simple docstring'''



import torch

from transformers import PreTrainedModel

from .custom_configuration import CustomConfig, NoSuperInitConfig






class 							__lowercase				(					lowerCAmelCase__  ):







	'''simple docstring'''

	a			: Union[str, Any]      =				CustomConfig


	def __init__(self   ,_lowerCamelCase       )							->							Tuple:







				'''simple docstring'''





				super().__init__(_lowerCamelCase       )
				__lowercase   =							torch.nn.Linear(config.hidden_size   ,config.hidden_size       )


	def   _UpperCAmelCase   (self   ,_lowerCamelCase       )							->							List[str]:







				'''simple docstring'''





				return self.linear(_lowerCamelCase       )


	def   _UpperCAmelCase   (self   ,_lowerCamelCase       )							->							List[Any]:







				'''simple docstring'''





				pass






class 							__lowercase				(					lowerCAmelCase__  ):







	'''simple docstring'''

	a			: Dict      =				NoSuperInitConfig


	def __init__(self   ,_lowerCamelCase       )							->							str:







				'''simple docstring'''





				super().__init__(_lowerCamelCase       )
				__lowercase   =							torch.nn.Linear(config.attribute   ,config.attribute       )


	def   _UpperCAmelCase   (self   ,_lowerCamelCase       )							->							List[str]:







				'''simple docstring'''





				return self.linear(_lowerCamelCase       )


	def   _UpperCAmelCase   (self   ,_lowerCamelCase       )							->							Tuple:







				'''simple docstring'''





				pass





