Organize in submodules

utils/mypool.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import multiprocessing
+
+# We must import this explicitly, it is not imported by the top-level
+# multiprocessing module.
+import multiprocessing.pool
+
+
+class NoDaemonProcess(multiprocessing.Process):
+    def __init__(self, *args, **kwargs):
+        super(NoDaemonProcess, self).__init__(**kwargs)
+
+    # make 'daemon' attribute always return False
+    def _get_daemon(self):
+        return False
+
+    def _set_daemon(self, value):
+        pass
+
+    daemon = property(_get_daemon, _set_daemon)
+
+
+# We sub-class multiprocessing.pool.Pool instead of multiprocessing.Pool
+# because the latter is only a wrapper function, not a proper class.
+class MyPool(multiprocessing.pool.Pool):
+    Process = NoDaemonProcess