Address issue where exit_callback is sent before master channel is re…

…ady. (#21)
ehForwarderBot · Jun 17, 2018 · 0a2994f · 0a2994f
1 parent e6f7d63
commit 0a2994f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/efb_wechat_slave/__init__.py b/efb_wechat_slave/__init__.py
@@ -257,6 +257,9 @@ def master_qr_code(self, uuid, status, qrcode=None):
             coordinator.send_message(msg)
 
     def exit_callback(self):
+        # Don't send prompt if there's nowhere to send.
+        if not coordinator.master:
+            return
         self.logger.debug('Calling exit callback...')
         if self._stop_polling_event.is_set():
             return