sta_scan_test.py : fixed imports

tip_station_powersave.py : added --help
lf_qa.py : fixed comments in help

Signed-off-by: Chuck SmileyRekiere <chuck.smileyrekiere@candelatech.com>

py-scripts/tools/lf_qa.py

@@ -464,7 +464,7 @@ class csv_sqlite_dash():
 def main():
 
     parser = argparse.ArgumentParser(
-        prog='kpi_csv_sq.py',
+        prog='lf_qa.py',
         formatter_class=argparse.RawTextHelpFormatter,
         epilog='''\
         read kpi.csv into sqlite database , save png of history and preset on dashboard