[#4801] Iterate over a copy of the dict to modify it

ckan · Dec 12, 2019 · ede7a1f · ede7a1f
1 parent 0f99b93
commit ede7a1f
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/ckan/lib/navl/dictization_functions.py b/ckan/lib/navl/dictization_functions.py
@@ -249,7 +249,9 @@ def convert(converter, key, converted_data, errors, context):
 
 def _remove_blank_keys(schema):
 
-    for key, value in schema.items():
+    schema_copy = copy.deepcopy(schema)
+
+    for key, value in schema_copy.items():
         if len(value) and isinstance(value[0], dict):
             for item in value:
                 if not item: