strange python scripting error

Sat Jul 25 05:46:14 EDT 2009

On 25 July, 10:30, Mark Tarver <dr.mtar... at ukonline.co.uk> wrote:
> On 24 July, 15:45, nn <prueba... at latinmail.com> wrote:
>
>
>
>
>
> > On Jul 23, 7:03 pm, Dave Angel <da... at ieee.org> wrote:
>
> > > Mark Tarver wrote:
> > > > I have a very strange error.  I have two test python files test.py and
> > > > python.py which contain the following code
>
> > > > #!/usr/bin/python
> > > > print "Content-type: text/html"
> > > > print
> > > > print "<html>"
> > > > print "<center>Hello, Linux.com!</center>"
> > > > print "</html>"
>
> > > > One file (test.py) works; you call it up and it shows a web page with
>
> > > > Hello, Linux.com
>
> > > > The other fails with a server configuration error.  Both are running
> > > > under Linux, same server, same permissions.  Running a character scan
> > > > shows that both files contain the same printable characters and are
> > > > therefore typographically identical.   They are absolutely the same.
>
> > > > The only hint at a difference I can see is that my ftp program says
> > > > the files are of unequal lengths.  test.py is 129 bytes long.
> > > > python.py 134 bytes long.
>
> > > > A zipped folder containing both files is at
>
> > > >www.lambdassociates.org/weird.zip
>
> > > > Any ideas welcome.
>
> > > > Mark
>
> > > Easiest explanation is that python.py has Windows-style newlines.  In
> > > other words, each line ends with 0d0a, rather than the Unix convention
> > > of 0a.
>
> > > If your server is Unix-based, it can't handle that first line, since it
> > > has an illegal character (0d) following the
>
> > > #!/usr/bin/python
>
> > > line.  Convert it to Unix line-endings.
>
> > > DaveA
>
> > Use dos2unix for conversion of the longer file and try again:
>
> >http://linux.about.com/od/commands/l/blcmdl1_dos2uni.htm-Hide quoted text -
>
> > - Show quoted text -
>
> That sounds the ticket - but is there anything that runs under Windows
> to do the trick?
>
> Mark- Hide quoted text -
>
> - Show quoted text -

OK, got a version

http://www.bastet.com/

has dos2unix.exe for Windows.  And it solves the problem.

Many thanks all for help on this baffling error

Mark