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fix(openai): sanitize chat completions text content blocks (#35217)

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This commit is contained in:
ccurme
2026-02-15 15:31:02 -05:00
committed by GitHub
parent ecac3d891c
commit 8e35924083
2 changed files with 40 additions and 1 deletions
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24
libs/partners/openai/langchain_openai/chat_models/base.py
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@@ -236,6 +236,26 @@ def _convert_dict_to_message(_dict: Mapping[str, Any]) -> BaseMessage:
return ChatMessage(content=_dict.get("content", ""), role=role, id=id_) # type: ignore[arg-type]
def _sanitize_chat_completions_content(content: str | list[dict]) -> str | list[dict]:
"""Sanitize content for chat/completions API.
For list content, filters text blocks to only keep 'type' and 'text' keys.
"""
if isinstance(content, list):
sanitized = []
for block in content:
if (
isinstance(block, dict)
and block.get("type") == "text"
and "text" in block
):
sanitized.append({"type": "text", "text": block["text"]})
else:
sanitized.append(block)
return sanitized
return content
def _format_message_content(
content: Any,
api: Literal["chat/completions", "responses"] = "chat/completions",
@@ -368,7 +388,9 @@ def _convert_message_to_dict(
elif isinstance(message, ToolMessage):
message_dict["role"] = "tool"
message_dict["tool_call_id"] = message.tool_call_id
message_dict["content"] = _sanitize_chat_completions_content(
message_dict["content"]
)
supported_props = {"content", "role", "tool_call_id"}
message_dict = {k: v for k, v in message_dict.items() if k in supported_props}
else: