Update app.py

app.py

@@ -66,6 +66,11 @@ def main():
 
     uploaded_file = st.file_uploader("📌 Upload video: ", ['.mp4'])
 
+    if uploaded_file is not None:
+        st.write('success')
+    else:
+        st.write('no')
+
     # if play_video:
     #     video_bytes = uploaded_file.read()
     #     st.video(video_bytes)