code: def run(self, args):
          
          jlink = self.create_jlink(args)
          mcu = args.name[0].lower()
          if pylink.unlock(jlink, mcu):
              print('Successfully unlocked device!')
          else:
              print('Failed to unlock device!')
docs: Unlocks the target device.
  
          Args:
            self (UnlockCommand): the ``UnlockCommand`` instance
            args (Namespace): the arguments passed on the command-line
  
          Returns:
            ``None``