third_party/stdlib/random.py
def shuffle(self, x, random=None):
        """x, random=random.random -> shuffle list x in place; return None.

        Optional arg random is a 0-argument function returning a random
        float in [0.0, 1.0); by default, the standard random.random.

        """

        if random is None:
            random = self.random
        _int = int
        for i in reversed(xrange(1, len(x))):
            # pick an element in x[:i+1] with which to exchange x[i]
            j = _int(random() * (i+1))
            x[i], x[j] = x[j], x[i]
def shuffle(self, x, random=None):
        """x, random=random.random -> shuffle list x in place; return None.

        Optional arg random is a 0-argument function returning a random
        float in [0.0, 1.0); by default, the standard random.random.

        """

        if random is None:
            random = self.random
        _int = int
        for i in reversed(xrange(1, len(x))):
            # pick an element in x[:i+1] with which to exchange x[i]
            j = _int(random() * (i+1))
            x[i], x[j] = x[j], x[i]
def shuffle ( self , x , random = None ) : if random is None : random = self . random _int = int for i in reversed ( xrange ( 1 , len ( x ) ) ) : # pick an element in x[:i+1] with which to exchange x[i] j = _int ( random ( ) * ( i + 1 ) ) x [ i ] , x [ j ] = x [ j ] , x [ i ]
x, random=random.random -> shuffle list x in place; return None.

        Optional arg random is a 0-argument function returning a random
        float in [0.0, 1.0); by default, the standard random.random.
x random = random . random - > shuffle list x in place ; return None .