Get request body as iterator content (stream).

        :param int chunk_size:
        :param bool decode_unicode:

def iter_content(self, chunk_size=1024, decode_unicode=False):
        """Get request body as iterator content (stream).

        :param int chunk_size:
        :param bool decode_unicode:
        """
        return self.response.iter_content(chunk_size=chunk_size, decode_unicode=decode_unicode)