[Numpy-discussion] setterr question

[Stéfan van der Walt]

2009/4/29 Robin <robince@gmail.com>:
> I have been using seterr to try to catch where Nans are appearing in
> my analysis.
>
> I used all: 'warn' which worked the first time I ran the function, but
> as specified in the documentation it only warns 'once only'. Is there
> a way I can reset the count so it will warn again, without loosing my
> session?

Try

import warnings
warnings.simplefilter('always')

Cheers
Stéfan