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vbarda
2025-02-12 20:02:26 -08:00
parent c36323cba8
commit b0e11ae524
1 changed files with 9 additions and 1 deletions
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libs/langgraph/langgraph/graph/state.py
+9 -1
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@@ -691,9 +691,17 @@ class CompiledStateGraph(CompiledGraph):
updates.extend(_get_updates(i) or ())
return updates
elif get_type_hints(type(input)):
# if input is a Pydantic model, only update values
# for the keys that have been explicitly set by the users
# (this is needed to avoid sending updates for fields with None defaults)
output_keys_ = (
[k for k in output_keys if k in input.model_fields_set]
if hasattr(input, "model_fields_set")
else output_keys
)
return [
(k, getattr(input, k))
for k in output_keys
for k in output_keys_
if getattr(input, k, MISSING) is not MISSING
]
else: