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feat(docs): add docstring to _convert_from_v1_message()

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Mason Daugherty 2025-07-25 11:01:48 -04:00
parent 3f653011e6
commit c921d08b18
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1 changed files with 10 additions and 2 deletions
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12
libs/core/langchain_core/messages/utils.py
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@ -300,8 +300,16 @@ def _create_message_from_message_type(
def _convert_from_v1_message(message: MessageV1) -> BaseMessage:
# type ignores here are because AIMessageV1.content is a list of dicts. AIMessage
# content expects str or list[str | dict].
"""Compatibility layer to convert v1 messages to current messages.
Args:
message: MessageV1 instance to convert.
Returns:
BaseMessage: Converted message instance.
"""
# type ignores here are because AIMessageV1.content is a list of dicts.
# AIMessageV0.content expects str or list[str | dict].
if isinstance(message, AIMessageV1):
return AIMessage(
content=message.content, # type: ignore[arg-type]