The WSGI PEP 3333 states the following: > PATH_INFO > The remainder of the request URL's "path", designating the virtual > "location" of the request's target within the application. This may be > an empty string, if the request URL targets the application root and > does not have a trailing slash.
Seems that both values are valid (at least within the CGI portion that WSGI uses). Ugh, well Werkzeug probably shouldn't redirect, either. I'll see if I can push the PR [2]. [1]: https://www.python.org/dev/peps/pep-3333/#environ-variables [2]: https://github.com/pallets/werkzeug/issues/1240