old_contents: class Action(object):
      leftv=0
      rightv=0
      fv=0
      rv=0
      W=0.095
  
      
      def __init__(self, fv=0.0, rv=0.0):
  	self.fv=fv
  	self.rv=rv
  	self.convert()
  
      def convert(self):
  	self.leftv=self.fv-0.5*self.W*self.rv
  	self.leftv=(500/0.2)*self.leftv
  	self.rightv=self.fv+0.5*self.W*self.rv
  	self.rightv=(500/0.2)*self.rightv
  
  class Input(object):
      def __init__(self):
  	self.prox_horizontal=[0.0 for i in range(7)]
  	self.prox_ground=ProxGround()
  	self.temperature=0.0
  	self.accelerometer=[0.0,0.0,0.0]
  
  class ProxGround(object):
      def __init__(self,delta=[0.0,0.0],reflected=[0.0,0.0],ambiant=[0.0,0.0]):
          self.delta=delta
  	self.reflected=reflected
  	self.ambiant=ambiant
  
new_contents: class Action(object):
      leftv=0
      rightv=0
      fv=0
      rv=0
      W=0.095
  
      
      def __init__(self, fv=0.0, rv=0.0):
          self.fv=fv
          self.rv=rv
          self.convert()
  
      def convert(self):
          self.leftv=self.fv-0.5*self.W*self.rv
          self.leftv=(500/0.2)*self.leftv
          self.rightv=self.fv+0.5*self.W*self.rv
          self.rightv=(500/0.2)*self.rightv
  
  class Input(object):
      def __init__(self):
          self.prox_horizontal=[0.0 for i in range(7)]
          self.prox_ground=ProxGround()
          self.temperature=0.0
          self.accelerometer=[0.0,0.0,0.0]
  
  class ProxGround(object):
      def __init__(self,delta=[0.0,0.0],reflected=[0.0,0.0],ambiant=[0.0,0.0]):
          self.delta=delta
          self.reflected=reflected
          self.ambiant=ambiant
  
subject: fix space io module.