As I said in msg209237:
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> The containers are there to help with discoverability.  If you want to know what
> all the (common) AF values are you can either do
> 
>     [name for name in dir(socket) if name.isupper() and name.startswith('AF_')]
> 
> or
> 
>     list(socket.AddressFamily)
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The Enum classes have been documented, so they should be in __all__.