library · inferred from evidence
TypedDict
A Python library for defining typed dictionaries with type hints.
- LangGraph InvalidUpdateError: Must write to at least one of [...] (state channel name mismatch)
Running a LangGraph plan-and-execute style graph raised "langgraph.errors.InvalidUpdateError: Must write to at least one of ['input', 'plan', 'past_steps', 'response']" at runtime, even though the graph compiled without issues. The node's u