new_contents: from Command import Command
  from time import sleep
  
  class Follow(Command):
      def __init__(self, camera, distance):
          super(Follow, self).__init__(camera, distance)
          self._binder = 'follow'
      
      @property
      def binder(self):
          return self._binder
  
      def execute(self):
          while self.runningFlag:
              print("Following")
              sleep(0.5)
  
      def exit(self):
          print("that was quick")
  
  class Stop(Command):
      def __init__(self, camera, distance):
          super(Stop, self).__init__(camera, distance)
          self._binder = 'stop'
  
      @property
      def binder(self):
          return self._binder
  
      def execute(self):
          print("Stopping")
          
  
subject: Create Commands.py