Installation problem CsvMacro

[anonymous]

Python Traceback

Traceback (most recent call last):

File "/usr/local/python/lib/python2.4/site-packages/trac/web/main.py", line 300, in dispatch_request

dispatcher.dispatch(req)

File "/usr/local/python/lib/python2.4/site-packages/trac/web/main.py", line 176, in dispatch

resp = chosen_handler.process_request(req)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/web_ui.py", line 93, in process_request

self._render_editor(req, db, page, preview=True)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/web_ui.py", line 312, in _render_editor

infopage_html? = wiki_to_html(page.text, self.env, req, db)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/formatter.py", line 825, in wiki_to_html

Formatter(env, req, absurls, db).format(wikitext, out, escape_newlines)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/formatter.py", line 651, in format

self.handle_code_block(line)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/formatter.py", line 621, in handle_code_block

self.out.write(self.code_processor.process(self.req, self.code_text))

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/formatter.py", line 104, in process

text = self.processor(req, text)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/formatter.py", line 94, in _macro_processor

return macro_provider.render_macro(req, self.name, text)

File "/usr/local/python/lib/python2.4/site-packages/trac/wiki/macros.py", line 501, in render_macro

return module.execute(req and req.hdf, content, self.env)

File "/var/www/cvsdude/trac/telerespons/kundeservice/wiki-macros/CsvMacro.py", line 7, in execute

reader = csv.reader(StringIO(txt), dialect=sniffer.sniff(txt))

TypeError: bad argument type for built-in operation

(trac 0.10pre)

Any ideas?