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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 add_reserved_switch_binding(switch_ip, state):
 """Add a reserved switch binding."""


    # overload port_id to contain switch state
    add_nexusport_binding(
        state,
        const.NO_VLAN_OR_VNI_ID,
        const.NO_VLAN_OR_VNI_ID,
        switch_ip,
        const.RESERVED_NEXUS_SWITCH_DEVICE_ID_R1)