Add deque import to Social Graph solution (#147)

2018-03-25 00:38:34 +01:00 · 2018-03-25 00:38:34 +01:00 · 7e316ce7c8
parent d90b562a8b
commit 7e316ce7c8
1 changed files with 2 additions and 0 deletions
--- a/solutions/system_design/social_graph/social_graph_snippets.py
+++ b/solutions/system_design/social_graph/social_graph_snippets.py
@ -1,4 +1,6 @@
 # -*- coding: utf-8 -*-
+from collections import deque
+

 class Graph(object):