From ce3b232328ad8fcfb321419ec74fa6cec465a66d Mon Sep 17 00:00:00 2001
From: Lei Yan
Date: Wed, 5 Feb 2014 15:09:38 -0600
Subject: On branch master

---
 wqflask/maintenance/dataset/utilities.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/wqflask/maintenance/dataset/utilities.py b/wqflask/maintenance/dataset/utilities.py
index 76d81f5e..30e135cb 100644
--- a/wqflask/maintenance/dataset/utilities.py
+++ b/wqflask/maintenance/dataset/utilities.py
@@ -25,3 +25,14 @@ def to_dic(keys, values):
         value = values[i]
         dic[key] = value
     return dic
+
+def overlap(dic1, dic2):
+    keys = []
+    values1 = []
+    values2 = []
+    for key in dic1.keys():
+        if key in dic2:
+            keys.append(key)
+            values1.append(dic1[key])
+            values2.append(dic2[key])
+    return keys, values1, values2
-- 
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