(self, output_stream)
Dump data for domain to stream.
        :param output_stream: Stream to write json encoded objects to
        :return: Counter object with keys being app model labels and values being number of models dumped
Dump data for domain to stream.
        :param output_stream: Stream to write json encoded objects to
        :return: Counter object with keys being app model labels and values being number of models dumped
Dump data for domain to stream . : param output_stream : Stream to write json encoded objects to : return : Counter object with keys being app model labels and values being number of models dumped
def dump(self, output_stream):
        """
        Dump data for domain to stream.
        :param output_stream: Stream to write json encoded objects to
        :return: Counter object with keys being app model labels and values being number of models dumped
        """
        raise NotImplementedError
def dump ( self , output_stream ) : raise NotImplementedError