Fix check for empty list (vs. None).

2006-07-21 17:36:31 +00:00 · 2006-07-21 17:36:31 +00:00 · 4085f1499c
parent b110bad2d9
commit 4085f1499c
1 changed files with 1 additions and 1 deletions
--- a/Lib/popen2.py
+++ b/Lib/popen2.py
@ -72,7 +72,7 @@ class Popen3:
        # In case the child hasn't been waited on, check if it's done.
        self.poll(_deadstate=sys.maxint)
        if self.sts < 0:
-            if _active:
+            if _active is not None:
                # Child is still running, keep us alive until we can wait on it.
                _active.append(self)