logging.conf

[loggers]
keys=root, gunicorn.error, gunicorn.access

[handlers]
keys=console, error_file, access_file

[formatters]
keys=generic, access

[logger_root]
level=DEBUG
handlers=console, error_file

[logger_gunicorn.error]
level=INFO
handlers=error_file
propagate=1
qualname=gunicorn.error

[logger_gunicorn.access]
level=INFO
handlers=access_file
propagate=0
qualname=gunicorn.access

[handler_console]
class=StreamHandler
formatter=generic
args=(sys.stdout, )

[handler_error_file]
# https://docs.python.org/3/library/logging.handlers.html#logging.handlers.RotatingFileHandler
class=logging.handlers.RotatingFileHandler
formatter=generic
# filename, mode, maxBytes, backupCount
args=('testat.error.log','a', 10_000_000, 10)

[handler_access_file]
# https://docs.python.org/3/library/logging.handlers.html#logging.handlers.RotatingFileHandler
class=logging.handlers.RotatingFileHandler
formatter=access
# filename, mode, maxBytes, backupCount
args=('testat.access.log', 10_000_000, 10)

[formatter_generic]
format=%(asctime)s [%(process)d] [%(levelname)s] %(message)s
datefmt=%Y-%m-%d %H:%M:%S
class=logging.Formatter

[formatter_access]
format=%(message)s
class=logging.Formatter