%reload_ext nbtutor

%%nbtutor -r -f -d 5
class Foo(object):
    a = 10
    def __init__(self, b):
        self.b = b
    
    def dostuff(self, x):
        self.b += x
        return self.b

foo = Foo(10)
ans = foo.dostuff(100)
print(ans)

%%nbtutor -r -f
import math

def fubar(eggs, spam):
    foo = eggs * spam
    return foo

bar = fubar(0.1, 103)
print(bar)

%%nbtutor -r -f -d 5
def fib(n):
    a, b = 1, 1
    for i in range(n):
        yield a
        a, b = b, a+b

ans = list(fib(5))

%%nbtutor -r -f -d 15
def fib(n):
    if n <= 2:
        return [1] * n
    prev = fib(n-1)
    return prev + [prev[-2] + prev[-1]]

ans = fib(5)
print(ans)

%%nbtutor -r -f -d 15
a = {'foo': 100}
keys, values = zip(*a.items())
print(list(keys), list(values))

for i in a:
    print(i)

items = sorted(a.items(), key=lambda x: x[0])
keys, values = zip(*items)
print(list(keys), list(values))