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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 nla_put_nested(msg, attrtype, nested):
 """Add nested attributes to Netlink message. https://github.com/thom311/libnl/blob/libnl3_2_25/lib/attr.c#L772 Takes the attributes found in the `nested` message and appends them to the message `msg` nested in a container of the type `attrtype`. The `nested` message may not have a family specific header. Positional arguments: msg -- Netlink message (nl_msg class instance). attrtype -- attribute type (integer). nested -- message containing attributes to be nested (nl_msg class instance). Returns: 0 on success or a negative error code. """

    _LOGGER.debug('msg 0x%x: attr <> %d: adding msg 0x%x as nested attribute', id(msg), attrtype, id(nested))
    return nla_put(msg, attrtype, nlmsg_datalen(nested.nm_nlh), nlmsg_data(nested.nm_nlh))