Update app.py

app.py

@@ -78,7 +78,7 @@ def main():
 
     # Main column for displaying extracted text and user interaction
     col1, col2 = st.columns([1, 2])
-
+    raw_text = None
     if pdf_docs:
         with col1:
             if st.button("Submit"):
@@ -96,7 +96,7 @@ def main():
                 user_input(user_question, api_key)
 
     # Display extracted text if available
-    if raw_text:
+    if raw_text is not None:
         with col2:
             st.subheader("Extracted Text from PDF:")
             st.text(raw_text)