Nadeem Vawda added the comment: It looks like there's also a separate problem in the multiprocessing module. The following code hangs after hitting a TypeError trying to pickle one of the TextIOWrapper objects:
import multiprocessing def read(f): return f.read() files = [open(path) for path in 3 * ['/dev/null']] pool = multiprocessing.Pool() results = pool.map(read, files) print(results) ---------- nosy: +jnoller, sbt _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue19395> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com