Python で関数名を付け替える

$ python Python 2.7.13 (default, Nov 24 2017, 17:33:09) [GCC 6.3.0 20170516] on linux2 Type "help", "copyright", "credits" or "license" for more information. >>> def a(): ... return 'A' ... >>> def b(): ... return 'B' ... >>> print("a():"+a()) a():A >>> print("b():"+b()) b():B >>> >>> tmp = a >>> a = b >>> b = tmp >>> >>> print("a():"+a()) a():B >>> print("b():"+b()) b():A >>> tmp <function a at 0x768b0530> >>> del tmp >>> tmp Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name 'tmp' is not defined >>>