# Fibonacci numbers module
#//File: fibo.py
def fib(n): # write Fibonacci series up to n
a, b = 0, 1
while b < n:
print b,
a, b = b, a+b
def fib2(n): # return Fibonacci series up to n
result = []
a, b = 0, 1
while b < n:
result.append(b)
a, b = b, a+b
return result
import fibo
fibo.fib(1000)
fibo.fib2(100)
fibo.__name__
'fibo'
#//If you intend to use a function often you can assign it to a local name:
fib = fibo.fib
fib(500)