code: def _randomize_speed(base_speed: int, sigma: int = None) -> int:
          
          if sigma is None:
              int_sigma = int(base_speed / 4)
          else:
              int_sigma = sigma
          val = MissionWeather._gauss(base_speed, int_sigma)
          if val < 0:
              return 0
          return min(val, 50)
docs: Creates a variation in wind speed
  
          Args:
              base_speed: base wind speed
              sigma: sigma value for gaussian variation
  
          Returns: random wind speed