'Change the internal state to one that is likely far away
from the current state.  This method will not be in Py3.x,
so it is better to simply reseed.'

def jumpahead(self, n):

    s = (repr(n) + repr(self.getstate()))
    n = int(_hashlib.new('sha512', s).hexdigest(), 16)
    super(Random, self).jumpahead(n)
