ota updater revise

opencv-motion-detect/updater.py

@@ -294,6 +294,8 @@ class OTAClient:
         # report status
         # self.reply(batchId, ver, 'complete', 'OK')
         os.system('systemctl restart evdaemon')
+        # remove extract path
+        os.system('rm -fr '.format(EXTRACT_PATH))
         self.reply(batchId, ver, 'complete', "OK")
 
 if __name__ == "__main__":