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From: Gregory Ewing <greg.ewing@canterbury.ac.nz>
Newsgroups: comp.lang.python
Subject: Re: how to call back  a method in python3?
Date: Mon, 04 Aug 2014 18:18:33 +1200
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Marko Rauhamaa wrote:
> Do this:
> 
>     class MyClass:
>         def my_method(self):
>             def callback(x):
>                 return self.do(x)
>             return callback
> 
>         def do(self, x):
>             print("done: {}".format(x))

Or more simply:

       def my_method(self):
          return self.do

-- 
Greg