the string/unicode method .replace() with a zero-lengt first argument.
Inyeol contributed tests for this too.

latter is what the code actually does.

Remove the third column in the tables since it isn't used.

Move another entry so the boilerplate doesn't get mixed up with
document-specific content.

the element if necessary.  Fixed by calling self.remove(element).

required number of args is 0 or 1 -- were reversed.  Also change "1"
into "exactly one", the same words as used elsewhere for this
condition.

to the list of places where pydoc looks for HTML documents.

rather than a number of approximating regular expressions.
Alas, it is 3-4 times slower.  Let that be a challenge for the
tokenize module.

classic Python is gone.

any non-whitespace characters adjacent, not just \w.

we need to test TextWrapper._split().

into /--foo-/bar/ rather than /--/foo-/bar/.  Needed for Optik and
Docutils to handle Unix-style command-line options properly.

unittest.makeSuite() rather than loader.loadTestsFromTestCase().

trailing whitespace.

Expand the example to show some actual test functions, and a setUp()
and tearDown() method.

of dummy_test_TemporaryFile class; when NamedTemporaryFile and
TemporaryFile are the same, simply don't add a test suite for
TemporaryFile.

test_main() that creates a suite and runs it.  Don't mess with sys.path!!!

em-dashes -- like this -- properly.  (Also--like this.  Although this
usage may be incompatible with fixing bug #596434; we shall see.)

suite merging all test cases.

(tests) from test_funky_punc() to test_break_long() and
test_long_words() to test_nobreak_long().

base class (WrapperTestCase) instead, and call it repeatedly in the
methods that used to have a loop-over-subcases.  Much simpler.

Rename perennial temp variable 't' to 'text'.