ruff

docs/docs/tutorials/introduction.ipynb

@@ -1195,6 +1195,7 @@
     "from langgraph.graph import StateGraph, START, END\n",
     "from langgraph.graph.message import add_messages\n",
     "from langgraph.prebuilt import ToolNode\n",
+    "\n",
     "# highlight-next-line\n",
     "from langgraph.types import Command, interrupt\n",
     "\n",
@@ -1690,7 +1691,7 @@
    "source": [
     "human_command = Command(resume={\"action\": \"continue\"})\n",
     "\n",
-    "events = graph.stream(human_command, config,stream_mode=\"values\")\n",
+    "events = graph.stream(human_command, config, stream_mode=\"values\")\n",
     "for event in events:\n",
     "    if \"messages\" in event:\n",
     "        event[\"messages\"][-1].pretty_print()"
@@ -2572,7 +2573,7 @@
     "def human_review_node(state: State) -> Command[Literal[\"chatbot\", \"tools\"]]:\n",
     "    last_message = state[\"messages\"][-1]\n",
     "    tool_call = last_message.tool_calls[-1]\n",
-    "    \n",
+    "\n",
     "    # highlight-next-line\n",
     "    if not tool_call[\"name\"] == RequestAssistance.__name__:\n",
     "        return Command(goto=\"tools\")\n",