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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_node(self, goid, goobj):
 """Return pydot node."""

        # pydot.Node.objdict holds this information. pydot.Node.objdict['name']
        return pydot.Node(
            self.get_node_text(goid, goobj),
            shape="box",
            style="rounded, filled",
            fillcolor=self.go2color.get(goid, "white"),
            color=self.objcolor.get_bordercolor(goid))