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| author |   gescheit <gescheit12@gmail.com> | 2019-04-30 10:54:30 +0300 |
|---|---|---|
| committer |   Inada Naoki <songofacandy@gmail.com> | 2019-04-30 16:54:30 +0900 |
| commit | 3bbcc92577f8e616bc94c679040043bacd00ebf1 (patch) | |
| tree | c010916e6f1cb8ca7872b0b325193dcaf7eaef42 /Lib/ipaddress.py | |
| parent | bpo-36018: Test idempotence. Test two methods against one-another. (GH-13021) (diff) | |
| download | cpython-3bbcc92577f8e616bc94c679040043bacd00ebf1.tar.gz cpython-3bbcc92577f8e616bc94c679040043bacd00ebf1.tar.bz2 cpython-3bbcc92577f8e616bc94c679040043bacd00ebf1.zip | |
bpo-25430: improve performance of IPNetwork.__contains__ (GH-1785)
make a compare in bit-operation manner.
Diffstat (limited to 'Lib/ipaddress.py')
| -rw-r--r-- | Lib/ipaddress.py | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/Lib/ipaddress.py b/Lib/ipaddress.py index 909a55de4f1..662d7373890 100644 --- a/Lib/ipaddress.py +++ b/Lib/ipaddress.py @@ -697,8 +697,7 @@ class _BaseNetwork(_IPAddressBase): # dealing with another address else: # address - return (int(self.network_address) <= int(other._ip) <= - int(self.broadcast_address)) + return other._ip & self.netmask._ip == self.network_address._ip def overlaps(self, other): """Tell if self is partly contained in other.""" |