RetroSearch Browse

Mon Aug 14 04:26:14 CEST 2006 · http://mail.python.org/pipermail/python-dev/2006-August/068218.html

Guido van Rossum wrote:

> try:
>   hash(x)
> except TypeError:
>   # apparently x is not hashable
> 
> then you're also swallowing any type errors in the computation of a
> legitimate hash function.

Maybe it would help if there were a specific exception,
such as NotHashableError, that hash functions were
expected to raise in this situation instead of a
generic TypeError.

For backwards compatibility it could be a subclass
of TypeError.

--
Greg

Home - News ( United States | United Kingdom | Italy | Germany ) - Football scores

Showing content from http://mail.python.org/pipermail/python-dev/2006-August/068218.html below:

[Python-Dev] NotHashableError? (Re: dict containment annoyance)