text: 
  # TC_49.0
  
  from FinsterTab.F2019.dbEngine import DBEngine
  from FinsterTab.F2019.BuySell import BuySell
  
  engine = DBEngine().mysql_engine()
  signal = BuySell(engine, 'dbo_instrumentmaster')
  signal = signal.cma_signal()
  
  if signal is not None:
      print('Incorrect return value while running cma_signal function: %s' % signal)
  