How to use the pyno.draw function in pyno

for node in self.nodes:
            node.render_base()

        self.batch.draw()

        for node in self.nodes:
            node.render_labels()

        for node in self.nodes:
            node.deactive()
        
        if self.code_editor:
            self.code_editor.render()

        if self.select:
            draw.selector(self.w, self.c)

        # ---- GUI ----

        # reset camera position
        gl.glLoadIdentity()