(self, percentage_position)
Play media from the given location
        
        @param percentage_position float
Play media from the given location
Play media from the given location
def set_start_position(self, percentage_position):
        """
        Play media from the given location
        
        @param percentage_position float
        """
        raise NotImplementedError
def set_start_position ( self , percentage_position ) : raise NotImplementedError