old_contents: from Cura.View.View import View
  
  class MeshView(View):
      def __init__(self):
          super(MeshView, self).__init__()
new_contents: from Cura.View.View import View
  
  from OpenGL import GL
  
  class MeshView(View):
      def __init__(self):
          super(MeshView, self).__init__()
  
      def render(self, glcontext):
          GL.glClearColor(1.0, 0.0, 0.0, 1.0)
          GL.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT)
  
subject: Implement render() in MeshView