From d6fff83741475a39c78a74c31916eb9428590d4f 2018-10-29 15:16:13
From: Martin Bergtholdt <martin.bergtholdt@philips.com>
Date: 2018-10-29 15:16:13
Subject: [PATCH] fix for PySide2 cannot be activated since it is directly deactivated again in the else part

---

diff --git a/IPython/external/qt_loaders.py b/IPython/external/qt_loaders.py
index 2e822e2..ef6b898 100644
--- a/IPython/external/qt_loaders.py
+++ b/IPython/external/qt_loaders.py
@@ -68,7 +68,7 @@ def commit_api(api):
         ID.forbid('PySide')
         ID.forbid('PyQt4')
         ID.forbid('PyQt5')
-    if api == QT_API_PYSIDE:
+    elif api == QT_API_PYSIDE:
         ID.forbid('PySide2')
         ID.forbid('PyQt4')
         ID.forbid('PyQt5')