use safe load

kennethreitz · kennethreitz · commit 69abfc3ada5d · 2017-06-13T12:29:55.000-04:00
diff --git a/tablib/formats/_yaml.py b/tablib/formats/_yaml.py
@@ -33,7 +33,7 @@ def import_book(dbook, in_stream):
 
     dbook.wipe()
 
-    for sheet in yaml.load(in_stream):
+    for sheet in yaml.safe_load(in_stream):
         data = tablib.Dataset()
         data.title = sheet['title']
         data.dict = sheet['data']
