From: Tim Peters <tim.peters@gmail.com>
Date: Sun, 25 Aug 2002 19:21:27 +0000 (+0000)
Subject: Sped union by a factor of 3-4.
X-Git-Tag: v2.3c1~4289
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=37faed2532b3baf3b24cd4839aa5f5242b0c807d;p=python

Sped union by a factor of 3-4.
---

diff --git a/Lib/sets.py b/Lib/sets.py
index e88e845c1f..10138fca5e 100644
--- a/Lib/sets.py
+++ b/Lib/sets.py
@@ -154,7 +154,8 @@ class BaseSet(object):
         """
         if not isinstance(other, BaseSet):
             return NotImplemented
-        result = self.__class__(self._data)
+        result = self.__class__()
+        result._data = self._data.copy()
         result._data.update(other._data)
         return result