Update nsfg.py

Fixing issue AllenDowney#83
jcrevoisier · Aug 30, 2017 · 19c22ed · 19c22ed
1 parent 61b47b9
commit 19c22ed
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/code/nsfg.py b/code/nsfg.py
@@ -95,7 +95,7 @@ def ValidatePregnum(resp, preg):
     preg_map = MakePregMap(preg)
 
     # iterate through the respondent pregnum series
-    for index, pregnum in resp.pregnum.items():
+    for index, pregnum in resp.pregnum.iteritems():
         caseid = resp.caseid[index]
         indices = preg_map[caseid]