I have posted on python-ideas.

On 9 March 2013 03:14, Terry J. Reedy <report@bugs.python.org> wrote:

>
> Terry J. Reedy added the comment:
>
> You did not explain why it is *impossible* for you to use any of the other
> solutions. In any case, I looked at the C code. It defines delimiter (as
> well as quotechar and escapechar) as a single unicode char. This is
> different from Python which does not have a char type but uses strings
> (arrays) of length one as a substitute. Redefining delimiter as an array of
> unicode chars, as you propose, would complicate the code. It will take a
> much stronger case than one person's 'It would be nice' to motivate someone
> with the needed C skills to do the revision. It would as least slightly
> slow down all single char uses. It would be easier and more useful, in some
> ways, to write a Python csv version.
>
> You might look elsewhere for an enhanced csv reader that handles
> multi-char delimiters. Searching just pypi for 'csv' returns perhaps 50
> hits. If you really want to pursue this for the stdlib, follow my
> suggestion of posting to python-ideas and reference this issue.
>
> ----------
> nosy: +skip.montanaro
> resolution:  -> rejected
> stage: test needed -> committed/rejected
> status: open -> closed
>
> _______________________________________
> Python tracker <report@bugs.python.org>
> <http://bugs.python.org/issue15158>
> _______________________________________
>