Improve threading.daemon docstring (GH-14278)

miss-islington · mbarkhau · web-flow · commit 03464483964f · 2019-06-23T12:08:28.000-07:00
Rephrase and clarify that "the entire Python program exits when only daemon threads are left". This matches the documentation at https://docs.python.org/3/library/threading.htmlGH-thread-objects. (cherry picked from commit bb110cc) Co-authored-by: mbarkhau <mbarkhau@gmail.com>
diff --git a/Lib/threading.py b/Lib/threading.py
@@ -1005,8 +1005,7 @@ def daemon(self):
         main thread is not a daemon thread and therefore all threads created in
         the main thread default to daemon = False.
 
-        The entire Python program exits when no alive non-daemon threads are
-        left.
+        The entire Python program exits when only daemon threads are left.
 
         """
         assert self.__initialized, "Thread.__init__() not called"
