Update chatbot_bedrock.py

chatbot_bedrock.py

@@ -5,16 +5,7 @@ from langchain.chains import ConversationChain
 import langchain.globals
 from transformers import AutoModelForCausalLM, AutoTokenizer
 import streamlit as st
-from abc import ABC, abstractmethod
-
-class Runnable(ABC):
-    @abstractmethod
-    def run(self, input_text):
-        """
-        This method should be implemented by any class that inherits from Runnable.
-        It should accept input text and return processed text or any other result based on the implementation.
-        """
-        pass
+from langchain_core.runnables.base import Runnable
 
 class HuggingFaceModelWrapper(Runnable):  # Assuming Runnable is the required interface
     def __init__(self, model, tokenizer):