





def 					_A	(		SCREAMING_SNAKE_CASE					:       str						):





  """simple docstring"""



  a__     : Optional[int]  =0
  for ch in input_str:
    a__     : List[Any]  =ord(SCREAMING_SNAKE_CASE						)
    a__     : Optional[int]  =pow(2	,	SCREAMING_SNAKE_CASE						)

    # If we already turned on bit for current character's unicode
    if bitmap >> ch_unicode & 1 == 1:
      return False
    bitmap |= ch_bit_index_on
  return True


if __name__ == "__main__":
     import doctest

     doctest.testmod()













def 					_A	(		SCREAMING_SNAKE_CASE					:       float	,	SCREAMING_SNAKE_CASE					:       float						):





  """simple docstring"""



  return price * (1 + tax_rate)


if __name__ == "__main__":
     print(F"""{price_plus_tax(100, 0.2_5) = }""")
     print(F"""{price_plus_tax(1_2_5.5_0, 0.0_5) = }""")






