flow_control: even more documentation

2016-02-18 17:50:21 +00:00 · 2016-02-18 17:50:21 +00:00 · 33a43be9ae
commit 33a43be9ae
parent 488624bfce
1 changed files with 2 additions and 0 deletions
--- a/src/tools/flow_control.py
+++ b/src/tools/flow_control.py
@ -189,6 +189,8 @@ class Flow:
 if __name__ == "__main__":
    """
    This is the command line program to control the red-y flow control series.
+    Usage: ./flow_control.py [any number]
+
    """
    conf = os.path.expanduser('~/.flow')
    if os.path.exists(conf):