Build-in or user-defined exceptions?

[Fredrik Lundh]

Torsten Bronger wrote:

> Is it considered good style to raise build-in exceptions whereever
> one thinks it's appropriate?

yes.

> Is the definition of module exceptions derived from "IOError", "TypeError"
> etc. a good idea?

sure (when absolutely necessary).

> Is there some sort of style guide for recommended exceptions design in
> Python?

just use your intuition.

</F>