order in which the tests are normally run.

to keep doing that in every test that wants to filter a warning.

resetwarnings() calls too.

module necessarily raises.

allows using the tests with unittest.py as a script.  The tests will
still run when run as a script themselves.

'verify' iff it's used by a test module...

and replaces them with a new API verify(). As a result the regression
suite will also perform its tests in optimization mode.

Written by Marc-Andre Lemburg. Copyright assigned to Guido van Rossum.

The main incompatibility is that the error reporting method is now
called as
 parser.syntax_error(msg)
instead of
 parser.syntax_error(lineno, msg)

This new version also has some code to deal with the <?xml?> and
<!DOCTYPE> tags at the start of an XML document.
The documentation has been updated, and a small test module has been
created.