1import sqlite3
2
3class Point(object):
4    def __init__(self, x, y):
5        self.x, self.y = x, y
6
7def adapt_point(point):
8    return "%f;%f" % (point.x, point.y)
9
10sqlite3.register_adapter(Point, adapt_point)
11
12con = sqlite3.connect(":memory:")
13cur = con.cursor()
14
15p = Point(4.0, -3.2)
16cur.execute("select ?", (p,))
17print cur.fetchone()[0]
18