fix bug of import error in python3.4

supercoderhawk · supercoderhawk · commit 5244dd7e843c · 2019-08-14T17:30:26.000+08:00
diff --git a/pysenal/utils/utils.py b/pysenal/utils/utils.py
@@ -1,6 +1,6 @@
 # -*- coding: UTF-8 -*-
 import copy
-from typing import Iterable
+from collections import Iterable
 
 
 def get_chunk(l, n):
