strange problem with multiprocessing

[Marc Christiansen]

Neal Becker <ndbecker2 at gmail.com> wrote:
> Any idea what this could be about?
> 
> Traceback (most recent call last):
>  File "run-tests-10111104.py", line 48, in <module>
>    results = pool.map (run_test, cases)
>  File "/usr/lib64/python2.7/multiprocessing/pool.py", line 199, in map
>    return self.map_async(func, iterable, chunksize).get()
>  File "/usr/lib64/python2.7/multiprocessing/pool.py", line 491, in get
>    raise self._value
> ValueError: cannot convert float NaN to integer
> 

The ValueError comes from run_test. It contains an int(x), where x ==
float('nan').
Does cases maybe contain a NaN?

Ciao
  Marc