[Python-Dev] PEP 544: Protocols

[Barry Warsaw]

On Mar 20, 2017, at 01:00 PM, Ivan Levkivskyi wrote:

>    from zope.interface import Interface, Attribute, implements
>
>    class IEmployee(Interface):
>
>        name = Attribute("Name of employee")
>
>        def do(work):
>            """Do some work"""
>
>    class Employee(object):
>        implements(IEmployee)

IIUC, the Python 3 way to spell this is with a decorator.

from zope.interface import implementer

@implementer(IEmployee)
class Employee:

(also, since this is Python 3, do you really need to inherit from object?)

Cheers,
-Barry
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