AssistantAgent no longer sends out StopMessage. We use TextMentionTermination("TERMINATE") on the team instead for default setting. (#4030)

* AssistantAgent no longer sends out StopMessage. We use TextMentionTermination("TERMINATE") on the team instead for default setting.

* Fix test

python/packages/autogen-core/docs/src/user-guide/agentchat-user-guide/examples/company-research.ipynb

@@ -18,12 +18,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "from autogen_agentchat.agents import CodingAssistantAgent, ToolUseAssistantAgent\n",
-    "from autogen_agentchat.task import StopMessageTermination\n",
+    "from autogen_agentchat.task import TextMentionTermination\n",
     "from autogen_agentchat.teams import RoundRobinGroupChat\n",
     "from autogen_core.components.tools import FunctionTool\n",
     "from autogen_ext.models import OpenAIChatCompletionClient"
@@ -265,7 +265,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -400,7 +400,9 @@
     }
    ],
    "source": [
-    "result = await team.run(\"Write a financial report on American airlines\", termination_condition=StopMessageTermination())\n",
+    "result = await team.run(\n",
+    "    \"Write a financial report on American airlines\", termination_condition=TextMentionTermination(\"TERMINATE\")\n",
+    ")\n",
     "print(result)"
    ]
   }

python/packages/autogen-core/docs/src/user-guide/agentchat-user-guide/examples/literature-review.ipynb

@@ -18,12 +18,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "from autogen_agentchat.agents import CodingAssistantAgent, ToolUseAssistantAgent\n",
-    "from autogen_agentchat.task import StopMessageTermination\n",
+    "from autogen_agentchat.task import TextMentionTermination\n",
     "from autogen_agentchat.teams import RoundRobinGroupChat\n",
     "from autogen_core.components.tools import FunctionTool\n",
     "from autogen_ext.models import OpenAIChatCompletionClient"
@@ -161,7 +161,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -332,7 +332,7 @@
     "\n",
     "result = await team.run(\n",
     "    task=\"Write a literature review on no code tools for building multi agent ai systems\",\n",
-    "    termination_condition=StopMessageTermination(),\n",
+    "    termination_condition=TextMentionTermination(\"TERMINATE\"),\n",
     ")"
    ]
   }

python/packages/autogen-core/docs/src/user-guide/agentchat-user-guide/examples/travel-planning.ipynb

@@ -13,12 +13,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
     "from autogen_agentchat.agents import CodingAssistantAgent\n",
-    "from autogen_agentchat.task import StopMessageTermination\n",
+    "from autogen_agentchat.task import TextMentionTermination\n",
     "from autogen_agentchat.teams import RoundRobinGroupChat\n",
     "from autogen_ext.models import OpenAIChatCompletionClient"
    ]
@@ -69,7 +69,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -195,7 +195,9 @@
    ],
    "source": [
     "group_chat = RoundRobinGroupChat([planner_agent, local_agent, language_agent, travel_summary_agent])\n",
-    "result = await group_chat.run(task=\"Plan a 3 day trip to Nepal.\", termination_condition=StopMessageTermination())\n",
+    "result = await group_chat.run(\n",
+    "    task=\"Plan a 3 day trip to Nepal.\", termination_condition=TextMentionTermination(\"TERMINATE\")\n",
+    ")\n",
     "print(result)"
    ]
   }

python/packages/autogen-core/docs/src/user-guide/agentchat-user-guide/tutorial/selector-group-chat.ipynb

@@ -33,7 +33,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -47,7 +47,7 @@
     ")\n",
     "from autogen_agentchat.base import Response\n",
     "from autogen_agentchat.messages import ChatMessage, StopMessage, TextMessage\n",
-    "from autogen_agentchat.task import StopMessageTermination\n",
+    "from autogen_agentchat.task import TextMentionTermination\n",
     "from autogen_agentchat.teams import SelectorGroupChat\n",
     "from autogen_core.base import CancellationToken\n",
     "from autogen_core.components.tools import FunctionTool\n",
@@ -114,7 +114,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 4,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -254,7 +254,7 @@
     "team = SelectorGroupChat(\n",
     "    [user_proxy, flight_broker, travel_assistant], model_client=OpenAIChatCompletionClient(model=\"gpt-4o-mini\")\n",
     ")\n",
-    "await team.run(\"Help user plan a trip and book a flight.\", termination_condition=StopMessageTermination())"
+    "await team.run(\"Help user plan a trip and book a flight.\", termination_condition=TextMentionTermination(\"TERMINATE\"))"
    ]
   }
  ],
@@ -274,7 +274,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.11.5"
+   "version": "3.12.6"
   }
  },
  "nbformat": 4,

python/packages/autogen-core/docs/src/user-guide/agentchat-user-guide/tutorial/termination.ipynb

@@ -28,7 +28,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -37,7 +37,7 @@
     "from autogen_agentchat import EVENT_LOGGER_NAME\n",
     "from autogen_agentchat.agents import CodingAssistantAgent\n",
     "from autogen_agentchat.logging import ConsoleLogHandler\n",
-    "from autogen_agentchat.task import MaxMessageTermination, StopMessageTermination\n",
+    "from autogen_agentchat.task import MaxMessageTermination, TextMentionTermination\n",
     "from autogen_agentchat.teams import RoundRobinGroupChat\n",
     "from autogen_core.components.models import OpenAIChatCompletionClient\n",
     "\n",
@@ -140,7 +140,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "metadata": {},
    "outputs": [
     {
@@ -178,7 +178,7 @@
     "round_robin_team = RoundRobinGroupChat([writing_assistant_agent])\n",
     "\n",
     "round_robin_team_result = await round_robin_team.run(\n",
-    "    \"Write a unique, Haiku about the weather in Paris\", termination_condition=StopMessageTermination()\n",
+    "    \"Write a unique, Haiku about the weather in Paris\", termination_condition=TextMentionTermination(\"TERMINATE\")\n",
     ")"
    ]
   }