From: Raymond Hettinger <python@rcn.com>
Date: Wed, 30 Jan 2008 00:01:07 +0000 (+0000)
Subject: Add isdisjoint() to the Set/MutableSet ABCs.
X-Git-Tag: v2.6a1~343
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=abf3fcf39fb3bff4d347296a083a4c62d515dacd;p=python

Add isdisjoint() to the Set/MutableSet ABCs.
---

diff --git a/Lib/_abcoll.py b/Lib/_abcoll.py
index ac967b2350..3a84b965b4 100644
--- a/Lib/_abcoll.py
+++ b/Lib/_abcoll.py
@@ -177,6 +177,12 @@ class Set:
             return NotImplemented
         return self._from_iterable(value for value in other if value in self)
 
+    def isdisjoint(self, other):
+        for value in other:
+            if value in self:
+                return False
+        return True
+
     def __or__(self, other):
         if not isinstance(other, Iterable):
             return NotImplemented