Fix wrong input
@marc-olivier.andrez This MR related to the issue: #12
Now check on the user_meta is introduce in the python client.
It also checks the error in case of long data-source name (related issue: #15).
Edited by Mikhail Karnevskiy
@marc-olivier.andrez This MR related to the issue: #12
Now check on the user_meta is introduce in the python client.
It also checks the error in case of long data-source name (related issue: #15).