test_import.py 文件源码

def test_execute_bit_not_copied(self):
        # Issue 6070: under posix .pyc files got their execute bit set if
        # the .py file had the execute bit set, but they aren't executable.
        with temp_umask(0o022):
            sys.path.insert(0, os.curdir)
            try:
                fname = TESTFN + os.extsep + "py"
                open(fname, 'w').close()
                os.chmod(fname, (stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH |
                                 stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH))
                fn = imp.cache_from_source(fname)
                unlink(fn)
                __import__(TESTFN)
                if not os.path.exists(fn):
                    self.fail("__import__ did not result in creation of "
                              "either a .pyc or .pyo file")
                s = os.stat(fn)
                self.assertEqual(stat.S_IMODE(s.st_mode),
                                 stat.S_IRUSR | stat.S_IRGRP | stat.S_IROTH)
            finally:
                del sys.path[0]
                remove_files(TESTFN)
                unload(TESTFN)