There are more operators that work when we add __ to the开发者_StackOverflow中文版m too. what does __ mean?
An identifier with double underscores is reserved for the implementation. typeof is a compiler specific extension to the language, so naming it __typeof ensures no user code has an identifier with the same name
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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