replace os.path.lexists (>=python2.4) by os.path.islink for python2.3

compatibility


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@13551 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/tests/runUnitTest.py

@@ -63,13 +63,13 @@ def initializeInstanceHome(tests_framework_home,
     src = os.path.join(real_instance_home, d)
     dst = os.path.join(instance_home, d)
     if not os.path.exists(dst):
-      if os.path.lexists(dst):
+      if os.path.islink(dst):
         os.unlink(dst)
       os.symlink(src, dst)
   src = os.path.join(tests_framework_home, 'custom_zodb.py')
   dst = os.path.join(instance_home, 'custom_zodb.py')
   if not os.path.exists(dst):
-    if os.path.lexists(dst):
+    if os.path.islink(dst):
       os.unlink(dst)
     os.symlink(src, dst)
   sys.path.append(os.path.join(zope_home, "bin"))