1 """FibonacciNumber generator (using PythonNewFunction)
   2 """
   3 
   4 def FibonacciNumberGenerator(a=1,b=2):
   5     while 1:
   6         yield a
   7         a, b = b, a+b
   8 
   9 t = FibonacciNumberGenerator()
  10 for i in range(10):
  11     print t.next(),
  12