yes, it is definitely possible to change much of the logging format.
there are a couple of things you need to know:
1) the logging.basicConfig() call only works when no root logging
handler has been created. by the time your code has executed, it has
already been created (by the dev server), so
Is there a way to change the format string that app engine uses? I've
tried adding the following line to my handler script's main function:
logging.basicConfig(format=foo)
Unfortunately, that doesn't change what I see in my development
server's window. I'm not really familiar with the logging