From: Stefan Behnel <scoder@users.berlios.de>
Date: Mon, 4 Oct 2010 09:40:23 +0000 (+0200)
Subject: fix PYTHONPATH setup if not previously set
X-Git-Tag: 0.14.alpha0~302
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=f5a99b8660ae8039b79e2bd5b4195cba98d45cdf;p=cython.git

fix PYTHONPATH setup if not previously set
---

diff --git a/runtests.py b/runtests.py
index 7ee5650c..8d3f74e0 100644
--- a/runtests.py
+++ b/runtests.py
@@ -667,7 +667,10 @@ class EndToEndTest(unittest.TestCase):
             os.environ['PYTHONPATH'] = self.cython_root + os.pathsep + (old_path or '')
             self.assertEqual(0, os.system(commands))
         finally:
-            os.environ['PYTHONPATH'] = old_path
+            if old_path:
+                os.environ['PYTHONPATH'] = old_path
+            else:
+                del os.environ['PYTHONPATH']
 
 
 # TODO: Support cython_freeze needed here as well.