input: from typing import List
  
  def calculate_circle_area(radius: float) -> float:
      """ Calculate the area of a circle given the radius.
      >>> calculate_circle_area(1.0)
      3.14
      >>> calculate_circle_area(2.0)
      12.56
      """
      Pi = 3.14
      area = Pi * radius ** 2
      return area
output:     Pi = 3.14
      area = Pi * radius ** 2
      return area