old_contents: from six import iteritems
  
  from yolapy.services import Yola
  
  
  class Site(object):
      """Represents a Site resource on the Yola API."""
  
      def __init__(self, **kwargs):
          self.fields = kwargs
          for key, val in iteritems(kwargs):
              setattr(self, key, val)
  
      def __eq__(self, other):
          return self.fields == other.fields
  
      @classmethod
      def get(cls, site_id):
          """Get a site from the Yola API."""
          site_attributes = Yola().get_site(site_id)
          return cls(**site_attributes)
  
      @classmethod
      def list(cls, **filters):
          """Get a list of sites from the Yola API."""
          sites = Yola().list_sites(**filters)['results']
          return [Site(**s) for s in sites]
  
new_contents: from six import iteritems
  
  from yolapy.services import Yola
  
  
  class Site(object):
      """Represents a Site resource on the Yola API."""
  
      def __init__(self, **kwargs):
          self._fields = kwargs
          for key, val in iteritems(kwargs):
              setattr(self, key, val)
  
      def __eq__(self, other):
          return self._fields == other._fields
  
      @classmethod
      def get(cls, site_id):
          """Get a site from the Yola API."""
          site_attributes = Yola().get_site(site_id)
          return cls(**site_attributes)
  
      @classmethod
      def list(cls, **filters):
          """Get a list of sites from the Yola API."""
          sites = Yola().list_sites(**filters)['results']
          return [Site(**s) for s in sites]
  
subject: Change Site.fields to protected Site._fields