| 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" |
