What is proper way to require a method to be overridden?
Thomas.Ploch at gmx.net
Fri Jan 5 05:28:41 CET 2007
Grant Edwards schrieb:
> On 2007-01-05, Thomas Ploch <Thomas.Ploch at gmx.net> wrote:
>>>> I am writing a class that is intended to be subclassed. What
>>>> is the proper way to indicate that a sub class must override a
>>> If any subclass *must* override a method, raise
>>> NotImplementedError in the base class (apart from documenting
>>> how your class is supposed to be used).
>> I learn so much from this list. I didn't even know this error existed.
> And remember: even if it didn't, you could have created your
Erm, it wasn't me who asked. I just wanted to say that I didn't know
that there is a NotImplementedError. Havn't seen it before.
More information about the Python-list