增加调度中状态

constants/constants.py

@@ -8,4 +8,4 @@ CONSTANTS = {
     'DATASOURCES': DATASOURCES
 }
 
-RUN_STATUS = {"queued": 0, 'running': 1, 'success': 2, 'failed': 3, 'upstream_failed': 3}
+RUN_STATUS = {"queued": 0, 'scheduled': 1, 'running': 1, 'success': 2, 'failed': 3, 'upstream_failed': 3}