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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 set_description(self, vrf_name, description=None, default=False, disable=False):
 """ Configures the VRF description Args: vrf_name (str):
 The VRF name to configure description(str):
 The string to set the vrf description to default (bool):
 Configures the vrf description to its default value disable (bool):
 Negates the vrf description Returns: True if the operation was successful otherwise False """

        cmds = self.command_builder('description', value=description,
                                    default=default, disable=disable)
        return self.configure_vrf(vrf_name, cmds)