Added 'PyQt4v2' to valid values for backend.qt4

tacaswell · tacaswell · commit 3915a184d060 · 2014-07-06T17:52:57.000-04:00
Matching to what is allowed by the code in qt4_compat.py Closes #2977
diff --git a/lib/matplotlib/rcsetup.py b/lib/matplotlib/rcsetup.py
@@ -148,7 +148,8 @@ def validate_backend(s):
     else:
         return _validate_standard_backends(s)
 
-validate_qt4 = ValidateInStrings('backend.qt4', ['PyQt4', 'PySide'])
+
+validate_qt4 = ValidateInStrings('backend.qt4', ['PyQt4', 'PySide', 'PyQt4v2'])
 validate_qt5 = ValidateInStrings('backend.qt5', ['PyQt5'])
 
 
