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(feat) proxy: make chat/completions async

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This commit is contained in:
ishaan-jaff 2023-11-25 12:54:01 -08:00
parent 30f47d3169
commit a688df79b1
1 changed files with 29 additions and 4 deletions
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33
litellm/proxy/proxy_server.py
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@ -563,6 +563,16 @@ def data_generator(response):
except:
yield f"data: {json.dumps(chunk)}\n\n"
async def async_data_generator(response):
print_verbose("inside generator")
async for chunk in response:
print_verbose(f"returned chunk: {chunk}")
try:
yield f"data: {json.dumps(chunk.dict())}\n\n"
except:
yield f"data: {json.dumps(chunk)}\n\n"
def litellm_completion(*args, **kwargs):
global user_temperature, user_request_timeout, user_max_tokens, user_api_base
call_type = kwargs.pop("call_type")
@ -701,11 +711,26 @@ async def chat_completion(request: Request, model: Optional[str] = None, user_ap
or model # for azure deployments
or data["model"] # default passed in http request
)
data["call_type"] = "chat_completion"
data["metadata"] = {"user_api_key": user_api_key_dict["api_key"]}
return litellm_completion(
**data
)
global user_temperature, user_request_timeout, user_max_tokens, user_api_base
# override with user settings, these are params passed via cli
if user_temperature:
data["temperature"] = user_temperature
if user_request_timeout:
data["request_timeout"] = user_request_timeout
if user_max_tokens:
data["max_tokens"] = user_max_tokens
if user_api_base:
data["api_base"] = user_api_base
router_model_names = [m["model_name"] for m in llm_model_list] if llm_model_list is not None else []
if llm_router is not None and data["model"] in router_model_names: # model in router model list
response = await llm_router.acompletion(**data)
else:
response = await litellm.acompletion(**data)
if 'stream' in data and data['stream'] == True: # use generate_responses to stream responses
return StreamingResponse(async_data_generator(response), media_type='text/event-stream')
return response
except Exception as e:
print(f"\033[1;31mAn error occurred: {e}\n\n Debug this by setting `--debug`, e.g. `litellm --model gpt-3.5-turbo --debug`")
error_traceback = traceback.format_exc()