def json_request(self, method, url, **kwargs):
        kwargs.setdefault('headers', {})
        kwargs['headers'].setdefault('Content-Type', 'application/json')
        kwargs['headers'].setdefault('Accept', 'application/json')

        if 'data' in kwargs:
            kwargs['data'] = jsonutils.dumps(kwargs['data'])

        resp = self._http_request(url, method, **kwargs)
        body = resp.content
        if 'application/json' in resp.headers.get('content-type', ''):
            try:
                body = resp.json()
            except __HOLE__:
                LOG.error('Could not decode response body as JSON')
        else:
            body = None

        return resp, body
dataset/ETHPy150Open openstack/python-monascaclient/monascaclient/common/http.py/HTTPClient.json_request