Add initial value

Signed-off-by: Luis Valdes <[email protected]>

Author: LuisValdesZero

typescript-sdk/integrations/langgraph/examples/python/agents/agentic_generative_ui/agent.py

@@ -56,12 +56,15 @@ async def start_node(state: AgentState, config: RunnableConfig): # pylint: disab
 
     if "steps" not in state:
         state["steps"] = []
+    if "tools" not in state:
+        state["tools"] = []
 
     return Command(
         goto="chat_node",
         update={
             "messages": state["messages"],
-            "steps": state["steps"]
+            "steps": state["steps"],
+            "tools": state["tools"]
         }
     )
 

typescript-sdk/integrations/langgraph/examples/python/agents/human_in_the_loop/agent.py

@@ -49,13 +49,16 @@ async def start_node(state: Dict[str, Any], config: RunnableConfig): # pylint: d
     # Initialize steps list if not exists
     if "steps" not in state:
         state["steps"] = []
+    if "tools" not in state:
+        state["tools"] = []
 
     # Return command to route to chat_node
     return Command(
         goto="chat_node",
         update={
             "messages": state["messages"],
             "steps": state["steps"],
+            "tools": state["tools"]
         }
     )
 

typescript-sdk/integrations/langgraph/examples/python/agents/predictive_state_updates/agent.py

@@ -41,8 +41,14 @@ async def start_node(state: AgentState, config: RunnableConfig): # pylint: disab
     """
     This is the entry point for the flow.
     """
+    if "tools" not in state:
+        state["tools"] = []
+
     return Command(
-        goto="chat_node"
+        goto="chat_node",
+        update={
+            "tools": state["tools"]
+        }
     )
 
 

typescript-sdk/integrations/langgraph/examples/python/agents/shared_state/agent.py

@@ -116,6 +116,8 @@ async def start_node(state: Dict[str, Any], config: RunnableConfig):
             "ingredients": [{"icon": "🍴", "name": "Sample Ingredient", "amount": "1 unit"}],
             "instructions": ["First step instruction"]
         }
+    if "tools" not in state:
+        state["tools"] = []
         # Emit the initial state to ensure it's properly shared with the frontend
         await adispatch_custom_event(
             "manually_emit_intermediate_state",
@@ -127,7 +129,8 @@ async def start_node(state: Dict[str, Any], config: RunnableConfig):
         goto="chat_node",
         update={
             "messages": state["messages"],
-            "recipe": state["recipe"]
+            "recipe": state["recipe"],
+            "tools": state["tools"]
         }
     )