Add user self delete function

app/auth/views.py

@@ -160,3 +160,13 @@ def edit_profile():
         change_profile_form=change_profile_form,
         title='Edit Profile'
     )
+
+
+@auth.route('/edit_profile/delete_self/<int:user_id>', methods=['GET', 'POST'])
+@login_required
+def delete_self(user_id):
+    selected_user = User.query.filter_by(id=user_id).first()
+    db.session.delete(selected_user)
+    db.session.commit()
+    flash('Your account has been deleted!')
+    return redirect(url_for('main.index'))