In which file did you encounter the issue?

https://github.com/GoogleCloudPlatform/python-docs-samples/blob/master/functions/log/main.py#L44

Did you change the file? If so, how?

NO

Describe the issue

I was looking at Stack Driver logging with python example. One line did not make sense to me.

log_name has no interpolation ({}). But its using format method. Not sure the use of it or whats missing there.