update

app.py

@@ -4,7 +4,7 @@ import gradio as gr
 from getpass import getpass
 import os
 
-template = """Question: {history}
+template = """Question: {question}
 ------------------
 Answer: Let's think step by step."""
 
@@ -13,7 +13,7 @@ prompt = PromptTemplate(template=template, input_variables=["history"])
 # Callbacks support token-wise streaming
 callbacks = [StreamingStdOutCallbackHandler()]
 # Instantiate the Hugging Face model
-repo_id = "google/flan-t5-xl"  # Replace with the desired model
+repo_id = "gpt2"  # Replace with the desired model
 llm = HuggingFaceHub(repo_id=repo_id, model_kwargs={"temperature": 0, "max_length": 64})
 
 # Initialize the  chain