CloudFront > Enums > FunctionRuntime FunctionRuntime¶ Enum Class¶ FunctionRuntime ¶ Bases: UnknownEnumMixin, StrEnum Attributes¶ CLOUDFRONT_JS_1_0 class-attribute instance-attribute ¶ CLOUDFRONT_JS_1_0 = 'cloudfront-js-1.0' CLOUDFRONT_JS_2_0 class-attribute instance-attribute ¶ CLOUDFRONT_JS_2_0 = 'cloudfront-js-2.0'