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Add support for Llama2, Palm, Cohere, Anthropic, Replicate, Azure Models - using litellm #92

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Add support for Llama2, Palm, Cohere, Anthropic, Replicate, Azure Models - using litellm #92

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17 changes: 2 additions & 15 deletions src/utils/models.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,7 @@
from enum import Enum

from dotenv import load_dotenv
from langchain.chat_models import ChatAnthropic, ChatOpenAI
from langchain.chat_models import ChatAnthropic, ChatOpenAI, ChatLiteLLM
from langchain.chat_models.base import BaseChatModel
from langchain.llms import OpenAI
from langchain.schema import BaseMessage
Expand All @@ -20,20 +20,7 @@ def get_chat_model(name: ChatModelName, **kwargs) -> BaseChatModel:
del kwargs["model_name"]
if "model" in kwargs:
del kwargs["model"]

if name == ChatModelName.TURBO:
return ChatOpenAI(model_name=name.value, **kwargs)
elif name == ChatModelName.GPT4:
return ChatOpenAI(model_name=name.value, **kwargs)
elif name == ChatModelName.CLAUDE:
return ChatAnthropic(model=name.value, **kwargs)
elif name == ChatModelName.CLAUDE_INSTANT:
return ChatAnthropic(model=name.value, **kwargs)
elif name == ChatModelName.WINDOW:
return ChatWindowAI(model_name=name.value, **kwargs)
else:
raise ValueError(f"Invalid model name: {name}")

return ChatLiteLLM(model_name=name.value, **kwargs)

class ChatModel:
"""Wrapper around the ChatModel class."""
Expand Down