text: def upper(word: str) -> str:
      """
      Will convert the entire string to uppercase letters
  
      >>> upper("wow")
      'WOW'
      >>> upper("Hello")
      'HELLO'
      >>> upper("WHAT")
      'WHAT'
  
      >>> upper("wh[]32")
      'WH[]32'
      """
  
      # converting to ascii value int value and checking to see if char is a lower letter
      # if it is a capital letter it is getting shift by 32 which makes it a capital case
      # letter
      return "".join(
          chr(ord(char) - 32) if 97 <= ord(char) <= 122 else char for char in word
      )
  
  
  if __name__ == "__main__":
      from doctest import testmod
  
      testmod()
  