def get_case_data_sources(app):
    return {case_type: get_case_data_source(app, case_type) for case_type in app.get_case_types() if case_type}
Returns a dict mapping case types to DataSourceConfiguration objects that have
dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/userreports/app_manager.py/get_case_data_sources