metaclass
Create new instance of class with metaclass in python
I would like to create dynamically a new instance of a class with a specific metaclass in python. I\'ve tried this :[详细]
2023-02-28 09:03 分类:问答Python: subscriptable class
My class Item describes certain items, which are naturally known by their numeric ID (0, 1, 2, ...). I have implemented a registry inside the class, which indexes all the objects by their ID. I also h[详细]
2023-02-28 05:22 分类:问答Are classes objects in Objective-C?
okay, s开发者_开发问答o I understand that an object is an instance of a class that must be allocated and initialized, but are classes themselves objects?[详细]
2023-02-28 05:02 分类:问答Should I use metaclasses here?
I\'m reading some data, which I want to create classes out of - this is done at load-time. The classes are grouped into a Special class, which can only be instantiated using run-time information. The[详细]
2023-02-27 17:50 分类:问答Dynamic Instance variables within Class Scope
I\'ve got a class that is a descendant of SQLAlchemy\'s declarative base. I need to write a bridge object that will translate between the declarative base and another system I am running, but I want t[详细]
2023-02-27 03:44 分类:问答Python metaclasses tutorial
Sorry if I have to use you as Google, but Google does not help. I was lo开发者_开发知识库oking for a very good tutorial about metaclasses in Python. One feature I remember about it was a three-paned i[详细]
2023-02-25 10:09 分类:问答Use Groovy Category implicitly in all instance methods of class
I have simple Groovy category class which adds method to String instances: final class SampleCategory {[详细]
2023-02-21 23:41 分类:问答Metaclasses configure classes. But can we configure metaclasses?
I discovered that the existence and use of metaclasses can save you from a lot code-writing by providing an elegant handle on the process of class creation. I use this in my application, where several[详细]
2023-02-21 14:47 分类:问答Test if class from a class reference (metaclass) variable is TMyClass
I want to know whether the object that would be created from a class reference is an instance of a particular class or any of its descendants.[详细]
2023-02-18 18:57 分类:问答Architecture for providing different linear algebra back-ends
I am prototyping a new system in Python; the functionality is mostly numerical. An important requirement is the ability to use different linear algebra back-ends: from individual user implementations[详细]
2023-02-18 17:04 分类:问答