Nice

> Spent days trying to figure this out but this post was helpful. Thanks! In case anyone else has this issue in the future: when creating your client ID via...

It seemed that the the python script cannot find the json file.

I have solved the problem ,but I can not remember how to solve.This is my code: First ,I maybe create a certification file from Google's certification center API,and download the...

Sorry,I don't know the solution.I suggest you check the client_secrets.json file path.And check the client_screts.json ,such as "redirect_uris":["http://localhost:8080/"],"javascript_origins":["http://localhost:8080"].I am not sure wether it works.