`ParseError` is not available, it raises `xml.parsers.expat.ExpatError`. The webpage needs to be encoded.
Fix minor typo: “to to” → “to”.
[README.md] correct the test command
This is a pseudo extractor that can be used to quickly look up test URLs, or test without the test harness.
This older episode is from 1994 and hopefully won't get deleted.
--test