From 67f6fe652359f883a7e11281581260e5ffd8f21c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8E=98=E6=9D=83=20=E9=A9=AC?= <mashenquan@fuzhi.ai>
Date: Wed, 23 Aug 2023 16:25:47 +0800
Subject: [PATCH] fixbug: _think return None

---
 metagpt/roles/teacher.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/metagpt/roles/teacher.py b/metagpt/roles/teacher.py
index 9a68fa9e0..d2a2198f5 100644
--- a/metagpt/roles/teacher.py
+++ b/metagpt/roles/teacher.py
@@ -41,9 +41,10 @@ class Teacher(Role):
 
         if self._rc.state + 1 < len(self._states):
             self._set_state(self._rc.state + 1)
-        else:
-            self._rc.todo = None
-            return False
+            return True
+
+        self._rc.todo = None
+        return False
 
     async def _react(self) -> Message:
         ret = Message(content="")