Python 的 id 函数返回的是对象的地址吗? - 知乎 英文文档: id (object)Return the “identity” of an object This is an integer which is guaranteed to be unique and constant for this object during its lifetime Two objects with non-overlapping lifetimes may have the same id() value CPython implementation detail: This is the address of the object in memory 说明: 1 返回对象的唯一标识符,用整数表示。在程序