(self)
Returns a concrete determination as to whether the chunk is free.
Returns a concrete determination as to whether the chunk is free.
Returns a concrete determination as to whether the chunk is free .
def is_free(self):
        """
        Returns a concrete determination as to whether the chunk is free.
        """
        raise NotImplementedError("%s not implemented for %s" % (self.is_free.__func__.__name__,
                                                                 self.__class__.__name__))
def is_free ( self ) : raise NotImplementedError ( "%s not implemented for %s" % ( self . is_free . __func__ . __name__ , self . __class__ . __name__ ) )