block28.py

@club.route('/<int:club_id>/change-club-details', methods=['GET', 'POST'])
@login_required
@admin_required
def change_club_details(club_id):
    club = Club.query.filter_by(id=club_id).first()
    if club is None:
        abort(404)
    form = EditClubForm()
    if form.validate_on_submit():
        club.name = form.name.data
        club.description = form.desc.data
        club.categories = form.categories.data
        club.is_confirmed = bool(form.is_confirmed.data)
        db.session.add(club)
        db.session.commit()
        flash('Club successfully edited', 'form-success')
    form.name.data = club.name
    form.categories.data = club.categories
    form.desc.data = club.description
    form.is_confirmed.data = str(club.is_confirmed)
    return render_template('club/manage_club.html', club=club, form=form)