70 lines
2.1 KiB
Plaintext
70 lines
2.1 KiB
Plaintext
From: xbouska at bsdi.infima.cz (Richard Bouska)
|
|
Date: Fri, 7 May 1999 06:15:21 GMT
|
|
Subject: string containing raw data - PyArg_ParseTuple() bug?
|
|
In-Reply-To: <3731C590.96D52B64@appliedbiometrics.com>
|
|
References: <3731C590.96D52B64@appliedbiometrics.com>
|
|
Message-ID: <Pine.BSI.4.05L.9905070809001.29480-100000@bsdi.infima.cz>
|
|
Content-Length: 1768
|
|
X-UID: 1749
|
|
|
|
Well the db is the postgresql ver 6.4-2 and the interface I am using is
|
|
PyGreSQL-2.3. I made the changes you suggested and I will send them to the
|
|
author.
|
|
|
|
Thank You very much for Your assistance.
|
|
I am not the autor of the PyGreSQL and did not expect "feature" like that.
|
|
|
|
Richard Bouska
|
|
Richard at Bouska.cz
|
|
|
|
|
|
On Thu, 6 May 1999, Christian Tismer wrote:
|
|
|
|
>
|
|
>
|
|
> Richard Bouska wrote:
|
|
> >
|
|
> > I have a problem with when I want to copy a file to databaze:
|
|
> > lo=db.locreate(pg.INV_READ|pg.INV_WRITE)
|
|
> > lo.open(pg.INV_WRITE)
|
|
> > buf=f.read(8192)
|
|
> > while buf:
|
|
> > lo.write(buf)
|
|
> > buf=f.read(8192)
|
|
> > lo.close()
|
|
> >
|
|
> > but I got the folowing error:
|
|
> >
|
|
> > lo.write(buf)
|
|
> > TypeError: write(buffer), with buffer (sized string)
|
|
>
|
|
> Could you please provide us with more info about "db"?
|
|
> Did you write the interface yourself?
|
|
>
|
|
> > if (!PyArg_ParseTuple (args, "s", &buffer))
|
|
>
|
|
> This has the semantics that the string must be a properly
|
|
> zero terminated string. If you call this with a string
|
|
> object with zeroes, PyArg_ParseTuple correctly complains.
|
|
>
|
|
> If your intent is to work with raw strings which can
|
|
> contain anything, use
|
|
>
|
|
> > if (!PyArg_ParseTuple (args, "s#", &buffer, &buflen))
|
|
>
|
|
> ciao - chris
|
|
>
|
|
> --
|
|
> Christian Tismer :^) <mailto:tismer at appliedbiometrics.com>
|
|
> Applied Biometrics GmbH : Have a break! Take a ride on Python's
|
|
> Kaiserin-Augusta-Allee 101 : *Starship* http://starship.python.net
|
|
> 10553 Berlin : PGP key -> http://wwwkeys.pgp.net
|
|
> PGP Fingerprint E182 71C7 1A9D 66E9 9D15 D3CC D4D7 93E2 1FAE F6DF
|
|
> we're tired of banana software - shipped green, ripens at home
|
|
>
|
|
|
|
|
|
|
|
|
|
|