修改scheduler max_instances

QMT/download_data_whole.py

@@ -85,7 +85,7 @@ if __name__ == '__main__':
 
     scheduler = BlockingScheduler()
     scheduler.add_job(func=download_data, trigger='cron', day_of_week='0-4', hour='20', minute='05',
-                      timezone="Asia/Shanghai")
+                      timezone="Asia/Shanghai", max_instances=250)
     try:
         scheduler.start()
     except (KeyboardInterrupt, SystemExit):

QMT/qmt_get_indicators.py

@@ -348,7 +348,7 @@ if __name__ == '__main__':
 
     scheduler = BlockingScheduler()
     scheduler.add_job(func=ind, trigger='cron', day_of_week='0-4', hour='20', minute='30',
-                      timezone="Asia/Shanghai")
+                      timezone="Asia/Shanghai", max_instances=250)
     try:
         scheduler.start()
     except (KeyboardInterrupt, SystemExit):