private class members and hasattr

[Erik Max Francis]

Dragos Chirila wrote:

> Why hasattr method doesn't return 1(true) for private member '__prop3'
> ??
> 
> I tested it with Python 2.2.1 and 2.1.3 .

Because a prefix double underscore (without a suffixed double
underscore, anyway) mangles the identifier with the intention of it
being private.  That is to say, trying to access a __private name from
another class is a good indication that you're doing something you're
not supposed to be doing.

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