Fix #743: fix incorrect regex in writing_tests.rst

doc/writing_tests.rst

@@ -3,7 +3,7 @@ Writing tests
 
 As with py.test_, nose tests need not be subclasses of
 :class:`unittest.TestCase`. Any function or class that matches the configured
-testMatch regular expression (``(?:^|[\\b_\\.-])[Tt]est)`` by default -- that
+testMatch regular expression (``(?:^|[\\b_\\.-])[Tt]est`` by default -- that
 is, has test or Test at a word boundary or following a - or _) and lives in a
 module that also matches that expression will be run as a test. For the sake
 of compatibility with legacy unittest test cases, nose will also load tests
@@ -169,4 +169,4 @@ methods *do not* run before the generator method itself, as this would cause
 setUp to run twice before the first test without an intervening tearDown.
 
 Please note that method generators *are not* supported in `unittest.TestCase`
-subclasses.
+subclasses.