create state

state

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+import operator
+from typing import Annotated, TypedDict, List, Optional
+
+from langchain_core.messages import BaseMessage
+
+
+class AgentState(TypedDict):
+    """
+     state passed between every node in the graph.
+     Fields
+     -----
+     messages: Includes conversation history without replacing.
+     task_id: Unique task Identifier of GAIA
+     question: random ques from GAIA API
+     level: The difficulty level of the task
+     file_name: Optional filename attached to the question
+     answer: The extracted answer
+
+    """
+
+    messages: Annotated[List[BaseMessage], operator.add]
+    task_id: str
+    question: str
+    level: str
+    file_name: str
+    answer: str
+    file_name: Optional[str]
+    answer: Optional[str]
+