Skip to content

3.3. Special method names

原文的内容比较冗长，检索起来不便，本文是对其的一个总结，可以作为shortcut。

3.3.1. Basic customization

名称
object.__new__(cls[, ...])
object.__init__(self[, ...])
object.__del__(self)
object.__repr__(self)
object.__str__(self)
object.__bytes__(self)
object.__format__(self, format_spec)
object.__lt__(self, other)
object.__le__(self, other)
object.__eq__(self, other)
object.__ne__(self, other)
object.__gt__(self, other)
object.__ge__(self, other)
object.__hash__(self)
object.__bool__(self)

3.3.2. Customizing attribute access

3.3.3. Customizing class creation

3.3.4. Customizing instance and subclass checks

3.3.5. Emulating generic types

3.3.6. Emulating callable objects

3.3.7. Emulating container types

名称 网络资源 例子
object.__contains__(self, item) Called to implement membership test operators（如in）. - Functionality of Python in vs. __contains__
- https://www.oreilly.com/library/view/python-in-a/0596001886/re16.html

3.3.8. Emulating numeric types

这是最最简单的。

3.3.9. With Statement Context Managers