2012年8月29日 · Here we have __init__, a typical initializer of Python class instances, which receives arguments as a typical instance method, having the first non-optional argument (self) …

2008年9月26日 · What is the difference between a method decorated with @staticmethod and one decorated with @classmethod?

2013年6月16日 · I was reading PEP 8 (style guide), and I noticed that it suggested to use self as the first argument in an instance method, but cls as the first argument in a class method. I've …

The Python class method is just a decorated function and you can use the same techniques to create your own decorators. A decorated method wraps the real method (in the case of …

The __str__ method is what gets called happens when you print it, and the __repr__ method is what happens when you use the repr() function (or when you look at it with the interactive …

2017年5月23日 · I've read What are Class methods in Python for? but the examples in that post are complex. I am looking for a clear, simple, bare-bones example of a particular use case for …

When writing custom classes it is often important to allow equivalence by means of the == and != operators. In Python, this is made possible by implementing the __eq__ and __ne__ special …

2011年10月5日 · It doesn't matter whether it's an instance method, class method, or static method. While you certainly can use a staticmethod if you want to keep the code associated …

This is a question regarding the best practice for creating an instance of a class or type from different forms of the same data using python. Is it better to use a class method or is it better to ...

2009年5月15日 · I may be getting this wrong, but if by "globals" they don't mean variables global to methods (but possibly local to class) then I don't know what causes this exception. Google …