tests: add compatibility with Python 2.7

Python 2.7 dropped the unittest.TestCase._exc_info() method. In Python 2.6 it
was just a wrapper around sys.exc_info(), so use that directly, like Python 2.7
does.

1 files changed, 4 insertions, 4 deletions

diff --git a/tests/runalltests.py b/tests/runalltests.py
index 1ed42c9..6b6b25f 100755
--- a/tests/runalltests.py
+++ b/tests/runalltests.py
@@ -151,7 +151,7 @@ class TestSuiteWrapper(unittest.TestCase):
             except KeyboardInterrupt:
                 raise
             except:
-                result.addError(self, self._exc_info())
+                result.addError(self, sys.exc_info())
                 return
 
             ok = False
@@ -159,18 +159,18 @@ class TestSuiteWrapper(unittest.TestCase):
                 self.runTest(result)
                 ok = True
             except self.failureException:
-                result.addFailure(self, self._exc_info())
+                result.addFailure(self, sys.exc_info())
             except KeyboardInterrupt:
                 raise
             except:
-                result.addError(self, self._exc_info())
+                result.addError(self, sys.exc_info())
 
             try:
                 self.tearDown()
             except KeyboardInterrupt:
                 raise
             except:
-                result.addError(self, self._exc_info())
+                result.addError(self, sys.exc_info())
                 ok = False
             if ok:
                 result.addSuccess(self)