def tearDown(self):
     """Clean up the existing environment
     """
     cleanup_environment()
     stop_slave(self.slave, wait=True)
     self.slave.disconnect()
     self.master.disconnect()
 def tearDown(self):
     """Clean up the existing environment
     """
     cleanup_environment()
     stop_slave(self.slave, wait=True)
     self.slave.disconnect()
     self.master.disconnect()
 def tearDown(self):
     """Clean up the existing environment
     """
     cleanup_environment()
     self.master.disconnect()
 def tearDown(self):
     """Clean up the existing environment
     """
     cleanup_environment()
     self.master.disconnect()