str.translate() が便利
trans_dict = ('0123456789', 'abcdefghij') a = {ord(i):ord(h) for i, h in zip(*trans_dict)} '0120-333-666'.translate(a)
'abca-ddd-ggg'
trans_dict = ('0123456789', 'abcdefghij') a = {ord(i):ord(h) for i, h in zip(*trans_dict)} '0120-333-666'.translate(a)
'abca-ddd-ggg'