code: def search(self, id_ugroup):
          
  
          if not is_valid_int_param(id_ugroup):
              raise InvalidParameterError(
                  u'The identifier of Group User is invalid or was not informed.')
  
          url = 'ugroup/get/' + str(id_ugroup) + '/'
  
          code, xml = self.submit(None, 'GET', url)
  
          return self.response(code, xml)
docs: Search Group User by its identifier.
  
          :param id_ugroup: Identifier of the Group User. Integer value and greater than zero.
  
          :return: Following dictionary:
  
          ::
  
              {‘user_group’: {'escrita': < escrita >,
              'nome': < nome >,
              'exclusao': < exclusao >,
              'edicao': < edicao >,
              'id': < id >,
              'leitura': < leitura >}}
  
          :raise InvalidParameterError: Group User identifier is none or invalid.
          :raise GrupoUsuarioNaoExisteError: Group User not registered.
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.