#11873: Improve test regex so random directory names don't cause test to fail

Lib/test/test_compileall.py

@@ -248,7 +248,7 @@ class CommandLineTests(unittest.TestCase):
         self.assertEqual(b'', quiet)
 
     def test_regexp(self):
-        self.assertRunOK('-q', '-x', 'ba.*', self.pkgdir)
+        self.assertRunOK('-q', '-x', 'ba[^\/]*$', self.pkgdir)
         self.assertNotCompiled(self.barfn)
         self.assertCompiled(self.initfn)
 

Misc/NEWS

@@ -322,6 +322,9 @@ Extensions
 Tests
 -----
 
+- Issue #11873: Change regex in test_compileall to fix occasional failures when
+  when the randomly generated temporary path happened to match the regex.
+
 - Issue #10914: Add a minimal embedding test to test_capi.
 
 - Issue #11790: Fix sporadic failures in test_multiprocessing.WithProcessesTestCondition.