Update app.py

app.py

@@ -45,10 +45,10 @@ def clean_and_visualize(file, progress=gr.Progress()):
 
 def launch_app():
     with gr.Blocks() as app:
-        gr.Markdown("# AI Data Cleaner")
+        gr.Markdown("# Data Cleaning and Visualization App")
 
         with gr.Row():
-            file_input = gr.File(label="Upload CSV File")
+            file_input = gr.File(label="Upload CSV File", file_count="single", file_types=[".csv"])
 
         with gr.Row():
             clean_button = gr.Button("Start Cleaning")
@@ -57,7 +57,7 @@ def launch_app():
             progress_bar = gr.Progress()
 
         with gr.Row():
-            cleaned_file_output = gr.File(label="Download Cleaned CSV", visible=False)
+            download_button = gr.DownloadButton(label="Download Cleaned CSV", visible=False)
 
         with gr.Row():
             output_gallery = gr.Gallery(label="Visualization Results", show_label=True, elem_id="gallery", columns=[2],
@@ -65,12 +65,12 @@ def launch_app():
 
         def process_and_show_download(file):
             cleaned_csv_path, image_files = clean_and_visualize(file, progress=progress_bar)
-            return gr.File.update(value=cleaned_csv_path, visible=True), image_files
+            return gr.DownloadButton.update(value=cleaned_csv_path, visible=True), image_files
 
         clean_button.click(
             fn=process_and_show_download,
             inputs=file_input,
-            outputs=[cleaned_file_output, output_gallery]
+            outputs=[download_button, output_gallery]
         )
 
     app.launch()