Let AssertionErrors bubble up

Sometimes we want to use AssertionError to cause test failures, and it is unlikely to be used in real code, so just let the error bubble up if it is encountered while loading a plugin. Change-Id: I7ad20b0796c1a02427d324aa7f35bb238013c425 Signed-off-by: Doug Hellmann <doug.hellmann@dreamhost.com>
dreamhost · Jan 5, 2013 · c89446f · c89446f
1 parent 0a51bfd
commit c89446f
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diff --git a/docs/source/history.rst b/docs/source/history.rst
@@ -2,6 +2,11 @@
  History
 =========
 
+dev
+
+  - Ignore AssertionError exceptions generated when plugins are
+    loaded.
+
 0.7.2
 
   - Fix logging support for Python 2.6.

diff --git a/stevedore/extension.py b/stevedore/extension.py
@@ -76,7 +76,7 @@ def _load_plugins(self, invoke_on_load, invoke_args, invoke_kwds):
                                             )
                 if ext:
                     extensions.append(ext)
-            except KeyboardInterrupt:
+            except (KeyboardInterrupt, AssertionError):
                 raise
             except Exception as err:
                 LOG.error('Could not load %r: %s', ep.name, err)