+ if "root" in filter_q:
+ filter_q[":"] = filter_q["root"]
+ del filter_q["root"]
+
+ if len(filter_q) > 0:
+ keys = [key for key in filter_q.keys() if "." in key]
+
+ for key in keys:
+ filter_q[key.replace(".", ":")] = filter_q[key]
+ del filter_q[key]
+