from .balanced_parentheses import balanced_parentheses
from .stack import Stack







def 					__lowerCAmelCase				(		__SCREAMING_SNAKE_CASE       :					str   ):







    '''simple docstring'''
    return {"+": 1, "-": 1, "*": 2, "/": 2, "^": 3}.get(__SCREAMING_SNAKE_CASE		,							-1   )







def 					__lowerCAmelCase				(		__SCREAMING_SNAKE_CASE       :					str   ):







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


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

     testmod()
     lowercase_  							=			"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))




import warnings

from .generation import FlaxGenerationMixin







class      SCREAMING_SNAKE_CASE__					(  __UpperCamelCase    ):
       # warning at import time
       warnings.warn(
           "Importing `FlaxGenerationMixin` from `src/transformers/generation_flax_utils.py` is deprecated and will "
           "be removed in Transformers v5. Import as `from transformers import FlaxGenerationMixin` instead."   ,							__UpperCamelCase   ,							)



