Interactive python examples

$ python


> print (2+2)
> x = 3
> x*2


> class Plane:
...     x = 123    # this is actually a classvar
...     y = 456
...[ENTER]

> p = Plane()
> p
> p.x
> p.y = p.y + 1
> p.y

# List (like an array)
> l = []
> l.append (11)
> l.append (22)
> l[0] = 333
> l


# Dict (like a hash map)
> d = {}
> d["speed"] = 11
> d["dir"] = 22
> d
> d["dir"]

> for i in d:
...    print (i, "is", d[i])
...[ENTER]

> d["newitem"] = l
> d


> quit() [OR CONTROL-D OR CONTROL-Z]
$