Update app.py

app.py

@@ -167,20 +167,21 @@ def create_conversational_rag_chain(retriever):
         temperature=0.0,
         n_ctx=22000,
         n_batch=2000,
-        max_tokens=200,
+        #max_tokens=200,
         repeat_penalty=1.7,
-        last_n_tokens_size = 200,
+        last_n_tokens_size = 500,
         callback_manager=callback_manager,
         verbose=False,
     )
 
-    template = """You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question in a natural language. If you don't know the answer, just say that you don't know. Use six sentences maximum and keep the answer concise.
+    template = """Answer the question in a natural language, based only on the following context:
+    {context}
+
+    Question: {question}
+
 
-    Question: {question} 
 
-    Context: {context} 
 
-Answer:
     """
     prompt = ChatPromptTemplate.from_template(template)