Merged revisions 87251 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/branches/py3k

........
  r87251 | r.david.murray | 2010-12-14 18:06:25 -0500 (Tue, 14 Dec 2010) | 4 lines

  #4236: avoid possible Fatal Error when import is called from __del__

  Patch by Simon Cross, crasher test code by Martin von Löwis.
........

1 files changed, 13 insertions, 1 deletions

diff --git a/Lib/test/test_import.py b/Lib/test/test_import.py
index cd8b4a4..5751901 100644
--- a/Lib/test/test_import.py
+++ b/Lib/test/test_import.py
@@ -8,7 +8,8 @@ import sys
 import unittest
 from test.test_support import (unlink, TESTFN, unload, run_unittest, rmtree,
                                is_jython, check_warnings, EnvironmentVarGuard)
-
+import textwrap
+from test import script_helper
 
 def remove_files(name):
     for f in (name + os.extsep + "py",
@@ -253,6 +254,17 @@ class ImportTests(unittest.TestCase):
         self.assertEqual("Import by filename is not supported.",
                          c.exception.args[0])
 
+    def test_import_in_del_does_not_crash(self):
+        # Issue 4236
+        testfn = script_helper.make_script('', TESTFN, textwrap.dedent("""\
+            import sys
+            class C:
+               def __del__(self):
+                  import imp
+            sys.argv.insert(0, C())
+            """))
+        script_helper.assert_python_ok(testfn)
+
 
 class PycRewritingTests(unittest.TestCase):
     # Test that the `co_filename` attribute on code objects always points