[pysqlite] [ANN] pysqlite 2.5.2

Steve Holden steve at holdenweb.com
Thu Mar 5 18:38:15 EST 2009


Edzard Pasma wrote:
> Hello,
> 
> It looks that the issue with fetch across rollback still can occur in the new version. It turned up when I applied the Pysqlite transaction test suite to some dbapi2 version of my own. Below is a minimal script to reproduce it. It has puzzled me what goes wrong and I would like to believe that the old version is still installed. But the printed version is the new one. Also it behavious slightly different, as the same result comes also after commit. In 2.5.1 you would not get that far. The issue is not causing practical problems but it would be nice to have a work-around to get a clean test result.
> It is great, by the way, that commit and rollback are now dealing equally with open cursors! 
> 
> Edzard Pasma
> 
> #!/usr/bin/env python
> import pysqlite2.dbapi2 as sqlite
> import sys
> print "VERSION", sqlite.version, sqlite.sqlite_version, sys.version
> class Connection (sqlite.Connection):
>     def cursor (self):
>         return Cursor (self)
> class Cursor (sqlite.Cursor):
>     def execute (self, *args):
>         print "EXEC", args
>         sqlite.Cursor.execute (self, *args)
> con = Connection ('test.db')
> cur = con.cursor ()
> try: cur.execute ('drop table t2')
> except sqlite.OperationalError: pass
> cur.execute ('create table t2 (c)')
> cur.execute ("insert into t2 values (1)")
> cur.execute ('select 1 union select 2 union select 3')
> con.rollback ()
> print cur.fetchall ()
> 
> VERSION 2.5.2 3.6.11 2.6 (trunk:66714:66715M, Oct  1 2008, 18:36:04) 
> [GCC 4.0.1 (Apple Computer, Inc. build 5370)]
> EXEC ('drop table t2',)
> EXEC ('create table t2 (c)',)
> EXEC ('insert into t2 values (1)',)
> EXEC ('select 1 union select 2 union select 3',)
> [(1,), (1,), (2,), (3,)]

Edzard:

Is this reported on bugs.python.org? Do you know where the problems lie?

regards
 Steve
-- 
Steve Holden           +1 571 484 6266   +1 800 494 3119
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