FIX: Fix for OO

scipy · Sep 23, 2017 · 386033d · 386033d
1 parent 3cc7aa1
commit 386033d
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/scipy/signal/tests/test_windows.py b/scipy/signal/tests/test_windows.py
@@ -543,5 +543,6 @@ def test_needs_params():
 
 
 def test_deprecation():
-    assert 'signal.hann is deprecated' in dep_hann.__doc__
-    assert 'deprecated' not in windows.hann.__doc__
+    if dep_hann.__doc__ is not None:  # can be None with `-OO` mode
+        assert_('signal.hann is deprecated' in dep_hann.__doc__)
+        assert_('deprecated' not in windows.hann.__doc__)