metaclass python site:stackoverflow.com - Axtarish в Google
19 сент. 2008 г. · Classes are objects, you can create them on the fly, like any object. First, you can create a class in a function using class.
26 мая 2022 г. · Meta describes how to create class but not what class that will be. Meta != Parent with inherited attributes.
2 янв. 2021 г. · When one inherits from a class with a custom metaclass, like your B class, Python takes the most derived metaclass in its superclasses as its own metaclass, ...
12 янв. 2019 г. · Inheriting from type is indeed enough for a class to be used as a metaclass, but the thing is you actually have to use it as a metaclass.
3 июл. 2020 г. · I want to use metaclasses in order to define a method for each class which would use a class attribute defined within the metaclass.
7 июл. 2019 г. · The method on the metaclass that is called when each new instance of its "afiliated" classes is __call__ . If you put the code to record the ...
11 мар. 2012 г. · You can't create a type with a non-empty __slots__ attribute. What you can do is insert a __slots__ attribute into the new class's dict, ...
30 авг. 2017 г. · Yes, as your first example shows they can have methods and they can be called on classes that implement your metaclass.
15 дек. 2019 г. · As classes are instances of a metaclass, it is not unexpected that an "instance method" on the metaclass will behave like a classmethod.
18 авг. 2016 г. · Python 3 changed how you specify a metaclass, __metaclass__ is no longer checked. Use metaclass=... in the class signature.
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