def problem_forms(doc):
    return doc["doc_type"] != "XFormInstance"
Execute taskqueue tasks until it becomes empty.
dataset/ETHPy150Open dimagi/commcare-hq/corehq/ex-submodules/couchforms/filters.py/problem_forms--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/appengine-mapreduce/python/src/mapreduce/test_support.py/execute_until_empty