code: def get_parent(self, log_info):
          
          if self.data.get('scope', 'log') == 'log':
              if log_info.scope_type != 'projects':
                  raise ValueError("Invalid log subscriber scope")
              parent = "%s/%s" % (log_info.scope_type, log_info.scope_id)
          elif self.data['scope'] == 'project':
              parent = 'projects/{}'.format(
                  self.data.get('scope_id', self.session.get_default_project()))
          elif self.data['scope'] == 'organization':
              parent = 'organizations/{}'.format(self.data['scope_id'])
          elif self.data['scope'] == 'folder':
              parent = 'folders/{}'.format(self.data['scope_id'])
          elif self.data['scope'] == 'billing':
              parent = 'billingAccounts/{}'.format(self.data['scope_id'])
          else:
              raise ValueError(
                  'invalid log subscriber scope %s' % (self.data))
          return parent
docs: Get the parent container for the log sink