code: def authenticate():
          
          key = PyGraphistry.api_key()
          #Mocks may set to True, so bypass in that case
          if (key is None) and PyGraphistry._is_authenticated == False:
              util.error('API key not set explicitly in `register()` or available at ' + EnvVarNames['api_key'])
          if not PyGraphistry._is_authenticated:
              PyGraphistry._check_key_and_version()
              PyGraphistry._is_authenticated = True
docs: Authenticate via already provided configuration.
          This is called once automatically per session when uploading and rendering a visualization.