[Python-checkins] cpython: Issue #11161: Update the documentation for ProcessPoolExecutor to note that it

[brian.quinlan]

http://hg.python.org/cpython/rev/44b69e95d276
changeset:   86628:44b69e95d276
parent:      86625:e2c3f638c3d0
user:        bquinlan <brian at sweetapp.com>
date:        Sat Oct 26 04:49:55 2013 +1100
summary:
  Issue #11161: Update the documentation for ProcessPoolExecutor to note that it will not work in the interactive shell.

files:
  Doc/library/concurrent.futures.rst |  3 +++
  1 files changed, 3 insertions(+), 0 deletions(-)


diff --git a/Doc/library/concurrent.futures.rst b/Doc/library/concurrent.futures.rst
--- a/Doc/library/concurrent.futures.rst
+++ b/Doc/library/concurrent.futures.rst
@@ -164,6 +164,9 @@
 allows it to side-step the :term:`Global Interpreter Lock` but also means that
 only picklable objects can be executed and returned.
 
+The ``__main__`` module must be importable by worker subprocesses. This means
+that :class:`ProcessPoolExecutor` will not work in the interactive interpreter.
+
 Calling :class:`Executor` or :class:`Future` methods from a callable submitted
 to a :class:`ProcessPoolExecutor` will result in deadlock.
 

-- 
Repository URL: http://hg.python.org/cpython