Update app.py

app.py

@@ -770,20 +770,22 @@ for domain in ["Finance", "Soft Skills"]:
         st.session_state["selected_domain"] = domain
         st.rerun()
 
-if not st.session_state["selected_domain"]:
+if not st.session_state.get("selected_domain"):
     st.sidebar.info("Please select a domain to continue.")
     st.stop()
 
 st.sidebar.markdown(f"**Selected Domain:** {st.session_state['selected_domain']}")
 num_qs = st.sidebar.slider("Number of Questions:", 1, 10, 3)
 
+input_text = ""
+
 if st.session_state["selected_domain"] == "Soft Skills":
     soft_skill_mode = st.sidebar.radio(
         "Choose Soft Skills Mode:",
         ("Resume-Based", "HR Round")
     )
     if soft_skill_mode == "Resume-Based":
-        uploaded_file = st.sidebar.file_uploader("Upload Resume:", type=["pdf", "txt"])
+        uploaded_file = st.sidebar.file_uploader("Upload Resume:", type=["pdf"])
         if uploaded_file:
             input_text = extract_pdf_text(uploaded_file)
     else: