tutorial 2, adding delete function

app.py

@@ -108,4 +108,13 @@ def edit(id):
         conn.close()
         return redirect(url_for('index'))
 
-    return render_template('edit.html', todo=todo, lists=lists)
+    return render_template('edit.html', todo=todo, lists=lists)
+
+
+@app.route('/<int:id>/delete/', methods=('POST',))
+def delete(id):
+    conn = get_db_connection()
+    conn.execute('DELETE FROM items WHERE id = ?', (id,))
+    conn.commit()
+    conn.close()
+    return redirect(url_for('index'))

templates/index.html

@@ -37,6 +37,13 @@
                             <a class="btn btn-warning btn-sm"
                             href="{{ url_for('edit', id=item['id']) }}">Edit</a>
                         </div>
+                        <div class="col-12 col-md-3">
+                            <form action="{{ url_for('delete', id=item['id']) }}"
+                                method="POST">
+                                <input type="submit" value="Delete"
+                                    class="btn btn-danger btn-sm">
+                            </form>
+                        </div>
                     </div>
                     </li>
                 {% endfor %}