Update chatbot_bedrock.py

chatbot_bedrock.py

@@ -5,6 +5,16 @@ 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
 
 class HuggingFaceModelWrapper(Runnable):  # Assuming Runnable is the required interface
     def __init__(self, model, tokenizer):