code: def is_on_screen(self):
          
          width = self.get_width()
          height = self.get_height()
          loc = self.location()
          el_x_left = loc['x']
          el_x_right = el_x_left + width
          el_y_top = loc['y']
          el_y_bottom = el_y_top + height
  
          screen_size = self.driver_wrapper.get_window_size()
          screen_x = screen_size['width']
          screen_y = screen_size['height']
  
          if (((el_x_left > 0 and el_x_right < screen_x) or (el_x_right > 0 and el_x_right <screen_x)) and
              ((el_y_top > 0 and el_y_top < screen_y) or (el_y_bottom > 0 and el_y_bottom > screen_y))
          ):
              return True
          return False
docs: Tests if the element is within the viewport of the screen (partially hidden by overflow will return true)
  
          @return: True if on screen, False otherwise