[Python-Dev] PEP 0424: A method for exposing a length hint

Steven D'Aprano steve at pearwood.info
Mon Jul 16 06:22:36 CEST 2012

Stephen J. Turnbull wrote:

> The point is that I don't really see the value in returning a precise
> estimate that cannot be relied on to be accurate.  OK, Python is a
> "consenting adults" language, but returning an integer here seems like
> invitation to abuse.

Since __length_hint__ already exists and is already used, we should probably 
hear from somebody who knows how it is used and what problems and/or benefits 
it leads to.


More information about the Python-Dev mailing list