From e89593175014f08238930c8769d01db080e5c827 Mon Sep 17 00:00:00 2001 From: nvbn Date: Sun, 14 Dec 2014 19:54:28 +0300 Subject: [PATCH] collections.deque: Add support of len(). --- collections.deque/collections/deque.py | 3 +++ 1 file changed, 3 insertions(+) diff --git a/collections.deque/collections/deque.py b/collections.deque/collections/deque.py index 27194218..70b6d98b 100644 --- a/collections.deque/collections/deque.py +++ b/collections.deque/collections/deque.py @@ -20,3 +20,6 @@ class deque: def appendleft(self, a): self.q = [a] + self.q + + def __len__(self): + return len(self.q)