You can't unlink open files on Windows.

Simply commented it out, and then test_hotshot passes on Windows.
Leaving to Fred to fix "the right way" (it seems to be a feature of
unittest that all unittests try to unlink open files <wink>).

Lib/test/test_hotshot.py

@@ -28,7 +28,7 @@ class HotShotTestCase(unittest.TestCase):
 
     def get_logreader(self):
         log = hotshot.log.LogReader(self.logfn)
-        os.unlink(self.logfn)
+        #XXX os.unlink(self.logfn)
         return log
 
     def get_events_wotime(self):