The example application in the documentation is a bit misleading about flask-weasyprint HOT 2 CLOSED

@hr.route('/hello.pdf')
@login_required
def hello_pdf():
    html = department_list()
    return render_pdf(HTML(string=html))

@hr.route("/department/list/", methods=("GET", "POST"))
@login_required
def department_list():
    column_labels = dict(dept_name=_("Department"), description=_("Description"))
    return deptadmin.list_view(column_labels=column_labels)