B Khh,@sldZddlmZmZmZedZededZGdddeeZGdd d eeZ eeee efZ d S) zAn error-handling model influenced by that used by the Rust programming language See https://doc.rust-lang.org/book/ch09-00-error-handling.html. )GenericTypeVarUnionTE)Zboundc@s*eZdZeddddZedddZdS)OkN)valuereturncCs ||_dS)N)_value)selfrr ./tmp/pip-install-vv81h98y/black/black/rusty.py__init__ sz Ok.__init__)r cCs|jS)N)r )r r r r okszOk.ok)__name__ __module__ __qualname__rrrr r r r r src@s*eZdZeddddZedddZdS)ErrN)er cCs ||_dS)N)_e)r rr r r rsz Err.__init__)r cCs|jS)N)r)r r r r errszErr.err)rrrrrrr r r r rsrN) __doc__typingrrrr ExceptionrrrZResultr r r r s