Remove tabs from the documentation.
diff --git a/Doc/library/sched.rst b/Doc/library/sched.rst
index 121038d..2283077 100644
--- a/Doc/library/sched.rst
+++ b/Doc/library/sched.rst
@@ -58,7 +58,7 @@
     ...     print time.time()
     ...     Timer(5, print_time, ()).start()
     ...     Timer(10, print_time, ()).start()
-    ...     time.sleep(11)	# sleep while time-delay events execute
+    ...     time.sleep(11)  # sleep while time-delay events execute
     ...     print time.time()
     ...
     >>> print_some_times()