code: def __replace_coord_variables(text, x_and_y, req_len, idx):
          
          return ResourceConfig.__replace_base_variables(text, req_len, idx) \
              .replace("{xy}", str(x_and_y)) \
              .replace("{pi}", str(math.pi))
docs: Replace x and y with their coordinates and replace pi with value of pi.
  
          :param text: text: base text to modify
          :param x_and_y: location x and y
          :param req_len: amount of required resources
          :param idx: index of resource we are working on
          :return: str