code: def delete_record(self, identifier=None, rtype=None, name=None, content=None, **kwargs):
          
          if not rtype and kwargs.get('type'):
              warnings.warn('Parameter "type" is deprecated, use "rtype" instead.',
                            DeprecationWarning)
              rtype = kwargs.get('type')
  
          return self._delete_record(identifier=identifier, rtype=rtype, name=name, content=content)
docs: Delete an existing record.
          If record does not exist, do nothing.
          If an identifier is specified, use it, otherwise do a lookup using type, name and content.