code: def fps(self,value):
  		
  		if not value is None:
  			if not type(value) == float:
  				raise ValueError("fps needs to be specified as a float")
  			if value<1.0:
  				raise ValueError("fps needs to be greater than 1.0")
  		self.__fps = value
docs: Sets the frames per second of the current movie the clock is used for.
  
  		Parameters
  		----------
  		value : float
  			The fps value.