isinstance() considered harmful
aahz at panix.com
Fri Feb 1 13:01:31 EST 2002
In article <mailman.1011915337.20073.python-list at python.org>,
<kosh at aesaeion.com> wrote:
>Well try except is slower then if else and rendering pages to the screen
>does have a time limit to it so speed is a pretty importance factor.
Short version of Alex's post: try/except is guaranteed faster than
if/else if an exception is *not* raised. If you expect that the try
clause will almost always not raise an exception (or if speed is
non-critical when an exception results), try/except is better for speed.
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