def get(self): #------------- self.render( 'tform.html', title='Please log in:', rows=4, cols=0, buttons=[Button('Login', 35, 1), Button('Cancel', 42, 1)], fields=[ Field('Username', (1, 1), 'username', (11, 1), 20), Field('Password', (1, 2), 'password', (11, 2), 20, type='password'), Field.hidden('next', self.get_argument('next', '')) ], alert=('Session expired, please login' if self.get_argument( 'next', '') else 'Unauthorised, please login' if self.request.query.find('unauthorised') >= 0 else ''), )