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support baidu qianfan endpoint for LLM

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hekai09 2023-10-17 15:22:00 +08:00
commit 851da1cb4e
6 changed files with 426 additions and 331 deletions
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92
src/backend/langflow/components/llms/BaiduQianfanChatEndpoints.py Normal file
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from typing import Optional
from langflow import CustomComponent
from langchain.chat_models.baidu_qianfan_endpoint import QianfanChatEndpoint
from langchain.llms.base import BaseLLM
class QianfanChatEndpointComponent(CustomComponent):
display_name: str = "QianfanChatEndpoint"
description: str = (
"Baidu Qianfan chat models. Get more detail from "
"https://python.langchain.com/docs/integrations/chat/baidu_qianfan_endpoint."
)
def build_config(self):
return {
"model": {
"display_name": "Model Name",
"options": [
"ERNIE-Bot",
"ERNIE-Bot-turbo",
"BLOOMZ-7B",
"Llama-2-7b-chat",
"Llama-2-13b-chat",
"Llama-2-70b-chat",
"Qianfan-BLOOMZ-7B-compressed",
"Qianfan-Chinese-Llama-2-7B",
"ChatGLM2-6B-32K",
"AquilaChat-7B",
],
"info": "https://python.langchain.com/docs/integrations/chat/baidu_qianfan_endpoint",
"required": True,
},
"qianfan_ak": {
"display_name": "Qianfan Ak",
"required": True,
"password": True,
"info": "which you could get from https://cloud.baidu.com/product/wenxinworkshop",
},
"qianfan_sk": {
"display_name": "Qianfan Sk",
"required": True,
"password": True,
"info": "which you could get from https://cloud.baidu.com/product/wenxinworkshop",
},
"top_p": {
"display_name": "Top p",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 0.8,
},
"temperature": {
"display_name": "Temperature",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 0.95,
},
"penalty_score": {
"display_name": "Penalty Score",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 1.0,
},
"endpoint": {
"display_name": "Endpoint",
"info": "Endpoint of the Qianfan LLM, required if custom model used.",
},
"code": {"show": False},
}
def build(
self,
model: str = "ERNIE-Bot-turbo",
qianfan_ak: Optional[str] = None,
qianfan_sk: Optional[str] = None,
top_p: Optional[float] = None,
temperature: Optional[float] = None,
penalty_score: Optional[float] = None,
endpoint: Optional[str] = None,
) -> BaseLLM:
try:
output = QianfanChatEndpoint(
model=model,
qianfan_ak=qianfan_ak,
qianfan_sk=qianfan_sk,
top_p=top_p,
temperature=temperature,
penalty_score=penalty_score,
endpoint=endpoint,
)
except Exception as e:
raise ValueError("Could not connect to Baidu Qianfan API.") from e
return output

92
src/backend/langflow/components/llms/BaiduQianfanLLMEndpoints.py Normal file
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from typing import Optional
from langflow import CustomComponent
from langchain.llms.baidu_qianfan_endpoint import QianfanLLMEndpoint
from langchain.llms.base import BaseLLM
class QianfanLLMEndpointComponent(CustomComponent):
display_name: str = "QianfanLLMEndpoint"
description: str = (
"Baidu Qianfan hosted open source or customized models. "
"Get more detail from https://python.langchain.com/docs/integrations/chat/baidu_qianfan_endpoint"
)
def build_config(self):
return {
"model": {
"display_name": "Model Name",
"options": [
"ERNIE-Bot",
"ERNIE-Bot-turbo",
"BLOOMZ-7B",
"Llama-2-7b-chat",
"Llama-2-13b-chat",
"Llama-2-70b-chat",
"Qianfan-BLOOMZ-7B-compressed",
"Qianfan-Chinese-Llama-2-7B",
"ChatGLM2-6B-32K",
"AquilaChat-7B",
],
"info": "https://python.langchain.com/docs/integrations/chat/baidu_qianfan_endpoint",
"required": True,
},
"qianfan_ak": {
"display_name": "Qianfan Ak",
"required": True,
"password": True,
"info": "which you could get from https://cloud.baidu.com/product/wenxinworkshop",
},
"qianfan_sk": {
"display_name": "Qianfan Sk",
"required": True,
"password": True,
"info": "which you could get from https://cloud.baidu.com/product/wenxinworkshop",
},
"top_p": {
"display_name": "Top p",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 0.8,
},
"temperature": {
"display_name": "Temperature",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 0.95,
},
"penalty_score": {
"display_name": "Penalty Score",
"field_type": "float",
"info": "Model params, only supported in ERNIE-Bot and ERNIE-Bot-turbo",
"value": 1.0,
},
"endpoint": {
"display_name": "Endpoint",
"info": "Endpoint of the Qianfan LLM, required if custom model used.",
},
"code": {"show": False},
}
def build(
self,
model: str = "ERNIE-Bot-turbo",
qianfan_ak: Optional[str] = None,
qianfan_sk: Optional[str] = None,
top_p: Optional[float] = None,
temperature: Optional[float] = None,
penalty_score: Optional[float] = None,
endpoint: Optional[str] = None,
) -> BaseLLM:
try:
output = QianfanLLMEndpoint(
model=model,
qianfan_ak=qianfan_ak,
qianfan_sk=qianfan_sk,
top_p=top_p,
temperature=temperature,
penalty_score=penalty_score,
endpoint=endpoint,
)
except Exception as e:
raise ValueError("Could not connect to Baidu Qianfan API.") from e
return output