import dis # import dis to convert to byte code, push and pop example
def fib(n): # Python 3.6 above is 2 bytes
if n <=2:
return 1
print(id(fib))
return fib(n-1) + fib(n-2)
#dis.dis(fib)
fib(5)
print(fib(6))
def fib1(n):
if n <= 3:
return n
current, second = 0, 1
while n:
current, second = second, current + second #current = second; second = current + second
#temp = second
#second = current + second
#current = temp
n -= 1
return current
dis.dis(fib1)
print(fib1.__code__)
print(fib1.__code__.co_consts) # __code__ = internal system variable
print(fib1.__code__.co_varnames)
print(fib1.__code__.co_code)
print(dir(fib1))
