Update app.py

app.py

@@ -7,6 +7,7 @@ from langchain.chains import ConversationalRetrievalChain
 import time
 from langchain_google_genai import ChatGoogleGenerativeAI
 import streamlit as st
+import os
 
 st.set_page_config(page_title="GymGPT")
 col1, col2, col3 = st.columns([1,2,1])
@@ -79,10 +80,9 @@ ASSISTANT:
 prompt = PromptTemplate(template=prompt_template,
                         input_variables=['question', 'context', 'chat_history'])
 
-import os
-os.environ['gemini_api']
+# GOOGLE_API_KEY = os.environ['gemini_api']
 
-llm = ChatGoogleGenerativeAI(model="gemini-1.5-flash")
+llm = ChatGoogleGenerativeAI(model="gemini-1.5-flash", google_api_key=os.environ['gemini_api'])
 
 # Create a conversational chain using only your database retriever
 qa = ConversationalRetrievalChain.from_llm(