<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def sense(self):
 """ Launches a few "sensing" commands such as 'ls', or 'pwd' and updates the current bait state. """

        cmd_name = random.choice(self.senses)
        command = getattr(self, cmd_name)
        self.state['last_command'] = cmd_name
        command()