def _to_image(self, element, locations=None):
        location_id = element.get('datacenterId')
        if locations == None:
            locations = self.list_locations(location_id)
        location = list(filter(lambda x: x.id == location_id,
                               locations))[0]
        cpu_spec = self._to_cpu_spec(element.find(fixxpath('cpu', TYPES_URN)))
        os_el = element.find(fixxpath('operatingSystem', TYPES_URN))
        if element.tag.endswith('customerImage'):
            is_customer_image = True
        else:
            is_customer_image = False
        extra = {
            'description': findtext(element, 'description', TYPES_URN),
            'OS_type': os_el.get('family'),
            'OS_displayName': os_el.get('displayName'),
            'cpu': cpu_spec,
            'memoryGb': findtext(element, 'memoryGb', TYPES_URN),
            'osImageKey': findtext(element, 'osImageKey', TYPES_URN),
            'created': findtext(element, 'createTime', TYPES_URN),
            'location': location,
            'isCustomerImage': is_customer_image
        }

        return NodeImage(id=element.get('id'),
                         name=str(findtext(element, 'name', TYPES_URN)),
                         extra=extra,
                         driver=self.connection.driver)
dataset/ETHPy150Open apache/libcloud/libcloud/compute/drivers/dimensiondata.py/DimensionDataNodeDriver._to_image/operator `is` -> `==`