On Saturday, 8 February 2020 01:50:04 CET Go Luhng wrote:
> I am creating a child class
> `Child(twisted.internet.protocol.DatagramProtocol)` to implement a
> custom UDP multicast protocol.
>
> I need to add an `__init__()` to `Child`, but as part of that I need
> to call `super()` which is impossible because `DatagramProtocol` is
> old-style.
>
> How should I proceed?
There is no __init__() in DatagramProtocol or in its superclass
AbstractDatagramProtocol, so you can just skip the call.
> Also, why are there old-style classes in the latest release of
> Twisted?
I don't know the reason, but it seems to be deliberate, since
AbstractDatagramProtocol is annotated with @_oldStyle in the source.
Bye,
Maarten
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