be ready for PLFM-1905, which changes error code from 500 to 409 when trying to createan entity and one with a given name and parent already exists
be ready for PLFM-1905, which changes error code from 500 to 409 when trying to createan entity and one with a given name and parent already exists

larssono/synapsePythonClient,kkdang/synapsePythonClient,zimingd/synapsePythonClient,thomasyu888/synapsePythonClient