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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(self):
 """Returns the current VARP configuration The Varp resource returns the following: * mac_address (str):
 The virtual-router mac address * interfaces (dict):
 A list of the interfaces that have a virtual-router address configured. Return: A Python dictionary object of key/value pairs that represents the current configuration of the node. If the specified interface does not exist then None is returned:: { "mac_address": "aa:bb:cc:dd:ee:ff", "interfaces": { "Vlan100": { "addresses": [ "1.1.1.1", "2.2.2.2"] }, } } """

        resource = dict()
        resource.update(self._parse_mac_address())
        resource.update(self._parse_interfaces())
        return resource