def shuffle(self, x, random=None, int=int):
"""Shuffle list x in place, and return None.
-<<<<<<< local
Optional argument random is a 0-argument function returning a
random float in [0.0, 1.0); if it is the default None, the
standard random.random will be used.
-=======
- Optional arg random is a 0-argument function returning a random
- float in [0.0, 1.0); by default, the standard random.random.
Do not supply the 'int' argument.
->>>>>>> other
"""
randbelow = self._randbelow