Fix for RuntimeError: dictionary changed size during iteration (#2320)

apache · Mar 6, 2017 · b4a96bd · b4a96bd
1 parent 9d8d421
commit b4a96bd
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/superset/legacy.py b/superset/legacy.py
@@ -74,7 +74,7 @@ def cast_form_data(form_data):
         d[k] = v
     if 'filters' not in d:
         d = cast_filter_data(d)
-    for k in d.keys():
+    for k in list(d.keys()):
         if k not in FORM_DATA_KEY_WHITELIST:
             del d[k]
     return d