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fix(wren-ai-service): The DeepSeek response may not be a valid JSON format. #1529

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fix(wren-ai-service): The DeepSeek response may not be a valid JSON format. #1529

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3 changes: 2 additions & 1 deletion wren-ai-service/src/providers/llm/litellm.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@
)
from src.providers.loader import provider
from src.utils import remove_trailing_slash
from src.utils import extract_braces_content


@provider("litellm_llm")
Expand Down Expand Up @@ -106,7 +107,7 @@ async def _run(
check_finish_reason(response)

return {
"replies": [message.content for message in completions],
"replies": [extract_braces_content(message.content) for message in completions],
"meta": [message.meta for message in completions],
}

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10 changes: 10 additions & 0 deletions wren-ai-service/src/utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -157,3 +157,13 @@ async def wrapper(*args, **kwargs):
return results

return wrapper

# For adapting deepseek response content contains "```json{....}```"
def extract_braces_content(resp: str) -> str:
start = resp.find('{')
end = resp.rfind('}')

if start == -1 or end == -1 or end <= start:
return resp

return resp[start:end+1]