摘要:
@total_ordering class Student: def __eq__(self, other): return ((self.lastname.lower(), self.firstname.lower()) == (other.lastname.lower(), other.firs 阅读全文
摘要:
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摘要:
源码: class locked_cached_property(object): """A decorator that converts a function into a lazy property. The function wrapped is called the first time 阅读全文