code: def listar(self):
          
          code, map = self.submit(None, 'GET', 'tipoacesso/')
  
          key = 'tipo_acesso'
          return get_list_map(self.response(code, map, [key]), key)
docs: List all access types.
  
          :return: Dictionary with structure:
  
          ::
  
              {‘tipo_acesso’: [{‘id’: < id >,
              ‘protocolo’: < protocolo >}, ... other access types ...]}
  
          :raise DataBaseError: Networkapi failed to access the database.
          :raise XMLError: Networkapi failed to generate the XML response.