'can\'t retrieve TIMESTAMP fields'

def test_issue_4(self):

    conn = self.connections[0]
    c = conn.cursor()
    with warnings.catch_warnings():
        warnings.filterwarnings('ignore')
        c.execute('drop    table    if    exists    issue4')
    c.execute('create    table    issue4    (ts    timestamp)')
    try:
        c.execute('insert    into    issue4    (ts)    values    (now())')
        c.execute('select    ts    from    issue4')
        self.assertTrue(isinstance(c.fetchone()[0], datetime.datetime))
    finally:
        c.execute('drop    table    issue4')
