makinacorpus/landez — Issue #15: Use namedtuple for tiles 
Author: leplatrem
Created: 2012-02-29 12:02:00+00:00
State: open

```
from collections import namedtuple

Tile = namedtuple('Tile', 'z x y')
t = Tile(x=2, y=3, z=1)
z, x, y = t
t = Tile(z, x, y)
assert t.x == t[0]