google api - Python FileNotFoundError: [Errno 2] No such file or directory -


i have following snippet script

credentials = serviceaccountcredentials.from_json_keyfile_name('tok.json', ['https://www.googleapis.com/auth/analytics.readonly']) 

this auth in google analytics when run script on site, logs report following error:

filenotfounderror: [errno 2] no such file or directory: 'tok.json' 

i tried putting tok.json in places (directories?) can think of on server, error not disappear