code: def modify_account(self, account, attrs):
          
          attrs = [{'n': k, '_content': v} for k, v in attrs.items()]
          self.request('ModifyAccount', {
              'id': self._get_or_fetch_id(account, self.get_account),
              'a': attrs
          })
docs: :param account: a zobjects.Account
          :param attrs  : a dictionary of attributes to set ({key:value,...})