diff options
Diffstat (limited to 'Lib/ipaddress.py')
| -rw-r--r-- | Lib/ipaddress.py | 120 |
1 files changed, 69 insertions, 51 deletions
diff --git a/Lib/ipaddress.py b/Lib/ipaddress.py index 4f02d520f1..cba157ca1c 100644 --- a/Lib/ipaddress.py +++ b/Lib/ipaddress.py @@ -1325,8 +1325,7 @@ class IPv4Address(_BaseV4, _BaseAddress): reserved IPv4 Network range. """ - reserved_network = IPv4Network('240.0.0.0/4') - return self in reserved_network + return self in self._reserved_network @property @functools.lru_cache() @@ -1338,21 +1337,7 @@ class IPv4Address(_BaseV4, _BaseAddress): iana-ipv4-special-registry. """ - return (self in IPv4Network('0.0.0.0/8') or - self in IPv4Network('10.0.0.0/8') or - self in IPv4Network('127.0.0.0/8') or - self in IPv4Network('169.254.0.0/16') or - self in IPv4Network('172.16.0.0/12') or - self in IPv4Network('192.0.0.0/29') or - self in IPv4Network('192.0.0.170/31') or - self in IPv4Network('192.0.2.0/24') or - self in IPv4Network('192.168.0.0/16') or - self in IPv4Network('198.18.0.0/15') or - self in IPv4Network('198.51.100.0/24') or - self in IPv4Network('203.0.113.0/24') or - self in IPv4Network('240.0.0.0/4') or - self in IPv4Network('255.255.255.255/32')) - + return any(self in net for net in self._private_networks) @property def is_multicast(self): @@ -1363,8 +1348,7 @@ class IPv4Address(_BaseV4, _BaseAddress): See RFC 3171 for details. """ - multicast_network = IPv4Network('224.0.0.0/4') - return self in multicast_network + return self in self._multicast_network @property def is_unspecified(self): @@ -1375,8 +1359,7 @@ class IPv4Address(_BaseV4, _BaseAddress): RFC 5735 3. """ - unspecified_address = IPv4Address('0.0.0.0') - return self == unspecified_address + return self == self._unspecified_address @property def is_loopback(self): @@ -1386,8 +1369,7 @@ class IPv4Address(_BaseV4, _BaseAddress): A boolean, True if the address is a loopback per RFC 3330. """ - loopback_network = IPv4Network('127.0.0.0/8') - return self in loopback_network + return self in self._loopback_network @property def is_link_local(self): @@ -1397,8 +1379,7 @@ class IPv4Address(_BaseV4, _BaseAddress): A boolean, True if the address is link-local per RFC 3927. """ - linklocal_network = IPv4Network('169.254.0.0/16') - return self in linklocal_network + return self in self._linklocal_network class IPv4Interface(IPv4Address): @@ -1597,6 +1578,33 @@ class IPv4Network(_BaseV4, _BaseNetwork): not self.is_private) +IPv4Address._linklocal_network = IPv4Network('169.254.0.0/16') + +IPv4Address._loopback_network = IPv4Network('127.0.0.0/8') + +IPv4Address._multicast_network = IPv4Network('224.0.0.0/4') + +IPv4Address._private_networks = [ + IPv4Network('0.0.0.0/8'), + IPv4Network('10.0.0.0/8'), + IPv4Network('127.0.0.0/8'), + IPv4Network('169.254.0.0/16'), + IPv4Network('172.16.0.0/12'), + IPv4Network('192.0.0.0/29'), + IPv4Network('192.0.0.170/31'), + IPv4Network('192.0.2.0/24'), + IPv4Network('192.168.0.0/16'), + IPv4Network('198.18.0.0/15'), + IPv4Network('198.51.100.0/24'), + IPv4Network('203.0.113.0/24'), + IPv4Network('240.0.0.0/4'), + IPv4Network('255.255.255.255/32'), + ] + +IPv4Address._reserved_network = IPv4Network('240.0.0.0/4') + +IPv4Address._unspecified_address = IPv4Address('0.0.0.0') + class _BaseV6: @@ -1938,8 +1946,7 @@ class IPv6Address(_BaseV6, _BaseAddress): See RFC 2373 2.7 for details. """ - multicast_network = IPv6Network('ff00::/8') - return self in multicast_network + return self in self._multicast_network @property def is_reserved(self): @@ -1950,16 +1957,7 @@ class IPv6Address(_BaseV6, _BaseAddress): reserved IPv6 Network ranges. """ - reserved_networks = [IPv6Network('::/8'), IPv6Network('100::/8'), - IPv6Network('200::/7'), IPv6Network('400::/6'), - IPv6Network('800::/5'), IPv6Network('1000::/4'), - IPv6Network('4000::/3'), IPv6Network('6000::/3'), - IPv6Network('8000::/3'), IPv6Network('A000::/3'), - IPv6Network('C000::/3'), IPv6Network('E000::/4'), - IPv6Network('F000::/5'), IPv6Network('F800::/6'), - IPv6Network('FE00::/9')] - - return any(self in x for x in reserved_networks) + return any(self in x for x in self._reserved_networks) @property def is_link_local(self): @@ -1969,8 +1967,7 @@ class IPv6Address(_BaseV6, _BaseAddress): A boolean, True if the address is reserved per RFC 4291. """ - linklocal_network = IPv6Network('fe80::/10') - return self in linklocal_network + return self in self._linklocal_network @property def is_site_local(self): @@ -1984,8 +1981,7 @@ class IPv6Address(_BaseV6, _BaseAddress): A boolean, True if the address is reserved per RFC 3513 2.5.6. """ - sitelocal_network = IPv6Network('fec0::/10') - return self in sitelocal_network + return self in self._sitelocal_network @property @functools.lru_cache() @@ -1997,16 +1993,7 @@ class IPv6Address(_BaseV6, _BaseAddress): iana-ipv6-special-registry. """ - return (self in IPv6Network('::1/128') or - self in IPv6Network('::/128') or - self in IPv6Network('::ffff:0:0/96') or - self in IPv6Network('100::/64') or - self in IPv6Network('2001::/23') or - self in IPv6Network('2001:2::/48') or - self in IPv6Network('2001:db8::/32') or - self in IPv6Network('2001:10::/28') or - self in IPv6Network('fc00::/7') or - self in IPv6Network('fe80::/10')) + return any(self in net for net in self._private_networks) @property def is_global(self): @@ -2288,3 +2275,34 @@ class IPv6Network(_BaseV6, _BaseNetwork): """ return (self.network_address.is_site_local and self.broadcast_address.is_site_local) + + +IPv6Address._linklocal_network = IPv6Network('fe80::/10') + +IPv6Address._multicast_network = IPv6Network('ff00::/8') + +IPv6Address._private_networks = [ + IPv6Network('::1/128'), + IPv6Network('::/128'), + IPv6Network('::ffff:0:0/96'), + IPv6Network('100::/64'), + IPv6Network('2001::/23'), + IPv6Network('2001:2::/48'), + IPv6Network('2001:db8::/32'), + IPv6Network('2001:10::/28'), + IPv6Network('fc00::/7'), + IPv6Network('fe80::/10'), + ] + +IPv6Address._reserved_networks = [ + IPv6Network('::/8'), IPv6Network('100::/8'), + IPv6Network('200::/7'), IPv6Network('400::/6'), + IPv6Network('800::/5'), IPv6Network('1000::/4'), + IPv6Network('4000::/3'), IPv6Network('6000::/3'), + IPv6Network('8000::/3'), IPv6Network('A000::/3'), + IPv6Network('C000::/3'), IPv6Network('E000::/4'), + IPv6Network('F000::/5'), IPv6Network('F800::/6'), + IPv6Network('FE00::/9'), + ] + +IPv6Address._sitelocal_network = IPv6Network('fec0::/10') |