code: def reload_napps(self, napps=None):
          
          if napps is None:
              napps = []
              api = self._config.get('kytos', 'api')
              endpoint = os.path.join(api, 'api', 'kytos', 'core', 'reload',
                                      'all')
              response = self.make_request(endpoint)
  
          for napp in napps:
              api = self._config.get('kytos', 'api')
              endpoint = os.path.join(api, 'api', 'kytos', 'core', 'reload',
                                      napp[0], napp[1])
              response = self.make_request(endpoint)
  
          if response.status_code != 200:
              raise KytosException('Error reloading the napp: Module not founded'
                                   ' or could not be imported')
  
          return response.content
docs: Reload a specific NApp or all Napps.
  
          Args:
              napp (list): NApp list to be reload.
          Raises:
              requests.HTTPError: When there's a server error.