code: def remove_macrons(text: str) -> str:
      """
      Remove macrons above vowels
      :param text: text with macronized vowels
      :return: clean text
  
      >>> remove_macrons("canō")
      'cano'
  
      >>> remove_macrons("Īuliī")
      'Iulii'
  
      """
      text = text.replace(r"ā", "a")
      text = text.replace(r"Ā", "A")
      text = text.replace(r"ē", "e")
      text = text.replace(r"Ē", "E")
      text = text.replace(r"ī", "i")
      text = text.replace(r"Ī", "I")
      text = text.replace(r"ō", "o")
      text = text.replace(r"Ō", "O")
      text = text.replace(r"ū", "u")
      text = text.replace(r"Ū", "U")
      return text
  
imports: import re
  from typing import Dict
  from cltk.alphabet.text_normalization import cltk_normalize, remove_odd_punct, split_leading_punct, split_trailing_punct
label_desc: Use image node_id 6 for calling a global function with example usage: remove_macrons(text) and returns: text