def _filter_request_headers(self, req):
        """For keeping same behavior with v2 API, ignores microversions
        HTTP header X-OpenStack-Nova-API-Version in the request.
        """

        if wsgi.API_VERSION_REQUEST_HEADER in req.headers:
            del req.headers[wsgi.API_VERSION_REQUEST_HEADER]
        return req
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/api/openstack/__init__.py/LegacyV2CompatibleWrapper._filter_request_headers/original