re-added commit c005c31af that got rolled back

transwhat.py

@@ -48,6 +48,7 @@ from yowsup.stacks import YowStack
 # Arguments
 parser = argparse.ArgumentParser()
 parser.add_argument('--debug', action='store_true')
+parser.add_argument('--log', type=str)
 parser.add_argument('--host', type=str, required=True)
 parser.add_argument('--port', type=int, required=True)
 parser.add_argument('--service.backend_id', metavar="ID", type=int, required=True)
@@ -57,12 +58,15 @@ parser.add_argument('-j', type=str, metavar="JID", required=True)
 args, unknown = parser.parse_known_args()
 
 YowConstants.PATH_STORAGE='/var/lib/spectrum2/' + args.j
-loggingfile = '/var/log/spectrum2/' + args.j + '/backends/backend.log'
+
+if args.log is None:
+	args.log = '/var/log/spectrum2/' + args.j + '/backends/backend.log'
+
 # Logging
-logging.basicConfig( \
-	filename=loggingfile,\
-	format = "%(asctime)-15s %(levelname)s %(name)s: %(message)s", \
-	level = logging.DEBUG if args.debug else logging.INFO \
+logging.basicConfig(
+	filename = args.log,
+	format = "%(asctime)-15s %(levelname)s %(name)s: %(message)s",
+	level = logging.DEBUG if args.debug else logging.INFO
 )
 
 # Handler