This directory holds some example code related to the checker.

* `batchvalidate.py`: batch-send URLs to html5.validator.nu for checking
*    `html5check.py`: send a local file to html5.validator.nu for checking
*  `xhtml-detect.py`: detect whether a Web doc is available as XHTML
*     `research-src`: sources for a few experiments
*     `test-harness`: example full-stack test harness for the checker
