Issue #13645: fix test_import failure when run immediately after test_coding.

diff --git a/Lib/test/test_import.py b/Lib/test/test_import.py
index 63b8776e7769e31f08f04d39b0caf7d0d4c7daab..c69575729d68f816def2904ed63d5213de5b42ef 100644 (file)
--- a/Lib/test/test_import.py
+++ b/Lib/test/test_import.py
@@ -107,8 +107,9 @@ class ImportTests(unittest.TestCase):
                 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))
-                __import__(TESTFN)
                 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")