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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 find_ip(family=AF_INET, flavour="opendns"):
 """Find the publicly visible IP address of the current system. This uses public DNS infrastructure that implement a special DNS "hack" to return the IP address of the requester rather than some other address. :param family: address family, optional, default AF_INET (ipv4) :param flavour: selector for public infrastructure provider, optional """

    flavours = {
        "opendns": {
            AF_INET: {
                "@": ("resolver1.opendns.com", "resolver2.opendns.com"),
                "qname": "myip.opendns.com",
                "rdtype": "A",
            },
            AF_INET6: {
                "@": ("resolver1.ipv6-sandbox.opendns.com", "resolver2.ipv6-sandbox.opendns.com"),
                "qname": "myip.opendns.com",
                "rdtype": "AAAA",
            },
        },
    }

    flavour = flavours["opendns"]
    resolver = dns.resolver.Resolver()
    # specify the custom nameservers to be used (as IPs):
    resolver.nameservers = [next(iter(resolve(h, family=family))) for h in flavour[family]["@"]]

    answers = resolver.query(qname=flavour[family]["qname"], rdtype=flavour[family]["rdtype"])
    for rdata in answers:
        return rdata.address
    return None