From 40e13d122524b9eb02ae2a7a99bc56dd1973aafd 2013-07-17 20:01:51
From: Min RK <benjaminrk@gmail.com>
Date: 2013-07-17 20:01:51
Subject: [PATCH] Merge pull request #3665 from ivanov/pywin32-skips

this skips about a dozen failing or erroring tests on windows when pywin32 is not importable
---

diff --git a/IPython/testing/decorators.py b/IPython/testing/decorators.py
index 8be326e..68bede7 100644
--- a/IPython/testing/decorators.py
+++ b/IPython/testing/decorators.py
@@ -353,7 +353,14 @@ def onlyif_cmds_exist(*commands):
     Decorator to skip test when at least one of `commands` is not found.
     """
     for cmd in commands:
-        if not is_cmd_found(cmd):
-            return skip("This test runs only if command '{0}' "
-                        "is installed".format(cmd))
+        try:
+            if not is_cmd_found(cmd):
+                return skip("This test runs only if command '{0}' "
+                            "is installed".format(cmd))
+        except ImportError as e:
+            # is_cmd_found uses pywin32 on windows, which might not be available
+            if sys.platform == 'win32' and 'pywin32' in e.message:
+                return skip("This test runs only if pywin32 and command '{0}' "
+                            "is installed".format(cmd))
+            raise e
     return null_deco