Update kadiApy_ragchain.py

kadiApy_ragchain.py

@@ -167,7 +167,7 @@ class KadiApyRagchain:
         """
         Generate a response using the retrieved contexts and the LLM.
         """     
-        formatted_history = format_history(chat_history)
+        formatted_history = self.format_history(chat_history)
         
         # Update the prompt with history included
         prompt = f"""
@@ -224,7 +224,7 @@ class KadiApyRagchain:
             
         return formatted_docs
 
-    def format_history(chat_history):
+    def format_history(self, chat_history):
         formatted_history = []
         for i, entry in enumerate(chat_history, start=1):
             user_query = entry.get("query", "No query provided")