ref: 1d1c8b7f5320788f9c0d9736b4519e1b8e33853d
dir: /sys/src/cmd/python/Doc/lib/sqlite3/adapter_point_2.py/
import sqlite3
class Point(object):
def __init__(self, x, y):
self.x, self.y = x, y
def adapt_point(point):
return "%f;%f" % (point.x, point.y)
sqlite3.register_adapter(Point, adapt_point)
con = sqlite3.connect(":memory:")
cur = con.cursor()
p = Point(4.0, -3.2)
cur.execute("select ?", (p,))
print cur.fetchone()[0]