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Define meta key1/14/2024 ![]() ![]() Just the class that creates class objects. Strings objects, and int the class that creates integer objects. Well, I guess it's a matter of consistency with str, the class that creates Now you wonder "why the heck is it written in lowercase, and not Type?" Metaclass Python uses to create all classes behind the scenes. It's because the function type is in fact a metaclass. attrs: dictionary containing attributes names and valuesĬan be created manually this way: > MyShin圜lass = type('MyShin圜lass', (), ). ![]() bases: tuple of the parent class (for inheritance, can be empty).Type works this way: type(name, bases, attrs) (I know, it's silly that the same function can have two completely different uses according to the parameters you pass to it. type can take the description of a class as parameters, Well, type has also a completely different ability: it can create classes on the fly. Remember the function type? The good old function that lets you know what With most things in Python, it gives you a way to do it manually. When you use the class keyword, Python creates this object automatically. Since classes are objects, they must be generated by something. ![]() > print(M圜lass()) # you can create an object from this classīut it's not so dynamic, since you still have to write the whole class yourself. > print(M圜lass) # the function returns a class, not an instance return Foo # return the class, not an instance Since classes are objects, you can create them on the fly, like any object.įirst, you can create a class in a function using class: > def choose_class(name):
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