Update app.py

app.py

@@ -139,9 +139,9 @@ def update_output(list_of_contents, list_of_names, existing_files):
             file_content = parse_file_content(content, name)
             uploaded_files[name] = file_content
             new_files.append(html.Div([
-                html.Button('×', id={'type': 'remove-file', 'index': name}, n_clicks=0, style={'marginRight': '5px', 'fontSize': '10px'}),
+                html.Button('×', id={'type': 'remove-file', 'index': name}, className='remove-file-button'),
                 html.Span(name)
-            ]))
+            ], style={'marginBottom': '5px'}))
         if existing_files is None:
             existing_files = []
         return existing_files + new_files
@@ -156,11 +156,11 @@ def update_output(list_of_contents, list_of_names, existing_files):
 def remove_file(n_clicks, existing_files):
     global uploaded_files
     ctx = dash.callback_context
-    if not ctx.triggered or not any(n_clicks):
+    if not ctx.triggered:
         raise PreventUpdate
     
     triggered_id = ctx.triggered[0]['prop_id']
-    removed_file = triggered_id.split('"index":')[1].split('}')[0].strip('"')
+    removed_file = json.loads(triggered_id.split('.')[0])['index']
     
     uploaded_files.pop(removed_file, None)
     return [file for file in existing_files if file['props']['children'][1]['props']['children'] != removed_file]