code: def set_scissor(self, x, y, w, h):
          
          self.glir.command('FUNC', 'glScissor', int(x), int(y), int(w), int(h))
docs: Define the scissor box
      
          Parameters
          ----------
          x : int
              Left corner of the box.
          y : int
              Lower corner of the box.
          w : int
              The width of the box.
          h : int
              The height of the box.