def __str__(self):
    Caption = ('  %5s%15s %15s %15s' % ('ATOM', 'POS/X', 'POS/Y', 'POS/Z'))
    return ((Caption + '\n') + self.MakeXyz())
def __str__(self):
    Caption = ('  %5s%15s %15s %15s' % ('ATOM', 'POS/X', 'POS/Y', 'POS/Z'))
    return ((Caption + '\n') + self.MakeXyz())