The returns of repr() and str() are identical for int x, but there's a difference between the return values for str y -- one is formal and the other is informal.

The idea of repr is to give a string which contains a series of symbols which we can type in the interpreter and get the same value which was sent as an argument to repr.

return f"{self.__class__!s}({self.__dict__!r})" would have been too dangerous (for example, too easy to get into infinite recursion if objects reference each other). So Python cops out. Note that there is one …

__str__ and __repr__ are both methods for getting a string representation of an object. __str__ is supposed to be shorter and more user-friendly, while __repr__ is supposed to provide more detail. …

Feb 7, 2012 · If anyone, after reading those 2 answers here, is still wondering what to use !r or repr for, I'd like to shed some light on my own observation of our huge corporate shared library: After …

In short repr should return a string that can be copy-pasted to rebuilt the exact state of the object, whereas str is useful for logging and observing debugging results.

Jun 13, 2016 · eval(repr(obj)) это подсказка, а не требование: если объект большой, то очевидно нужно сократить его представление. Во многих случаях, можно использовать многоточие: >>> …

Aug 5, 2015 · The __repr__ function is called by repr() internally. repr() is called when you are printing the object directly , and the class does not define a __str__() . From documentation - object.__repr__ …

May 1, 2017 · 5 O repr chama o método interno __repr__ do objeto. A ideia dele é retornar uma representação como string de qualquer objeto - mas pensando antes no programador do que no …

Apr 15, 2009 · I want to have simple representation of any class, like { property = value }, is there auto __repr__?