Update app.py

app.py

@@ -7,15 +7,13 @@ hftoken = os.environ["hftoken"]
 from langchain_huggingface import HuggingFaceEndpoint
 
 # repo_id = "mistralai/Mistral-7B-Instruct-v0.3"
-repo_id = "google/gemma-2-9b-it"
+# repo_id = "google/gemma-2-9b-it"
+repo_id = "meta-llama/Meta-Llama-3-8B-Instruct"
 llm = HuggingFaceEndpoint(repo_id = repo_id, max_new_tokens = 128, temperature = 0.7, huggingfacehub_api_token = hftoken)
 
 from langchain_core.output_parsers import StrOutputParser
 from langchain_core.prompts import ChatPromptTemplate
 
-prompt = ChatPromptTemplate.from_template("tell me a joke about {topic}")
-chain = prompt | llm | StrOutputParser()
-
 # from langchain.document_loaders.csv_loader import CSVLoader
 from langchain_community.document_loaders.csv_loader import CSVLoader