symbian-qemu-0.9.1-12/python-2.6.1/Doc/includes/sqlite3/ctx_manager.py
author William Roberts <williamr@symbian.org>
Fri, 07 Aug 2009 11:20:16 +0100
changeset 7 b016402e601c
parent 1 2fb8b9db1c86
permissions -rw-r--r--
Fix E32PATH to make bootstrap compile correctly, tidy up other extension option paths

import sqlite3

con = sqlite3.connect(":memory:")
con.execute("create table person (id integer primary key, firstname varchar unique)")

# Successful, con.commit() is called automatically afterwards
with con:
    con.execute("insert into person(firstname) values (?)", ("Joe",))

# con.rollback() is called after the with block finishes with an exception, the
# exception is still raised and must be catched
try:
    with con:
        con.execute("insert into person(firstname) values (?)", ("Joe",))
except sqlite3.IntegrityError:
    print "couldn't add Joe twice"