docs: def compute_control_digit(clabe: str) -> str:
      """
      Compute CLABE control digit according to
      https://es.wikipedia.org/wiki/CLABE#D.C3.ADgito_control
      """
      clabe = [int(i) for i in clabe]
      weighted = [c * w % 10 for c, w in
                  zip(clabe[:CLABE_LENGTH - 1], CLABE_WEIGHTS)]
      summed = sum(weighted) % 10
      control_digit = (10 - summed) % 10
      return str(control_digit)