Update app.py

app.py

@@ -8,7 +8,7 @@ from groq import Groq
 
 # Fetch API key from environment variable
 API_KEY = os.environ.get('GroqApi')
-
+global CHUNKS, INDEX, MODEL 
 # Initialize global variables
 CHUNKS = None
 INDEX = None
@@ -74,7 +74,7 @@ if st.button("Process Tariff Data"):
     with st.spinner("Extracting and processing data..."):
         try:
             # Declare globals and assign values
-            global CHUNKS, INDEX, MODEL  
+             
             text = scrape_tariff_data(url)
             CHUNKS = chunk_text(text)
             INDEX, embeddings, MODEL = create_faiss_index(CHUNKS)