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| -rw-r--r-- | Doc/library/ipaddr.rst | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Doc/library/ipaddr.rst b/Doc/library/ipaddr.rst index 1178204d26..6a10895ea4 100644 --- a/Doc/library/ipaddr.rst +++ b/Doc/library/ipaddr.rst @@ -199,6 +199,16 @@ both IPv4 and IPv6. 1 if self.version > other.version eg: IPv6('::1/128') > IPv4('255.255.255.0/24') + .. note:: + + To sort networks with :func:`sorted`, :func:`min`, :func:`max` and + other tools with a *key* argument, use the :func:`operator.attrgetter` + function to extract the relevant fields:: + + >>> from operator import attrgetter + >>> s = [IPv6('::1/128'), IPv4('255.255.255.0/24')] + >>> sorted(s, key=attrgetter('version', 'network', 'netmask')) + [IPv4('255.255.255.0/24'), IPv6('::1/128')] .. method:: subnet(prefixlen_diff=1) |