lib/logging_config.ini
[loggers]
keys=root, lib.log_download
[handlers]
keys=stream_handler, file_handler
[formatters]
keys=formatter
[logger_root]
level=DEBUG
handlers=stream_handler
[logger_lib.log_download]
level=DEBUG
handlers=file_handler
qualname=lib.log_download
[handler_stream_handler]
class=StreamHandler
level=DEBUG
formatter=formatter
args=(sys.stderr,)
[handler_file_handler]
class=FileHandler
level=DEBUG
formatter=formatter
args=('file.log','w', None, False)
[formatter_formatter]
format=%(asctime)s %(levelname)s -- %(filename)s:%(lineno)s -- %(message)s