docs: def iprange(self, *args):
          """Returns a random address from within the given range of two addresses
              IPRANGE:start,end
  
          %{IPRANGE:10.0.0.0/8,} -> ''
          """
          call_args = list(args)
          return self.random.choice(IPRange(call_args.pop(0), call_args.pop(0)))