From 19b47faf7468e01eed4bef7f4b287a0c20b2337b 2019-02-21 01:36:06
From: Matthias Bussonnier <bussonniermatthias@gmail.com>
Date: 2019-02-21 01:36:06
Subject: [PATCH] Merge pull request #11613 from flutefreak7/master

Fixed PyQt 5.11 backwards incompatibility causing sip import failure
---

diff --git a/IPython/external/qt_loaders.py b/IPython/external/qt_loaders.py
index ef6b898..a27612d 100644
--- a/IPython/external/qt_loaders.py
+++ b/IPython/external/qt_loaders.py
@@ -217,10 +217,9 @@ def import_pyqt5():
 
     ImportErrors rasied within this function are non-recoverable
     """
-    import sip
 
     from PyQt5 import QtCore, QtSvg, QtWidgets, QtGui
-
+    
     # Alias PyQt-specific functions for PySide compatibility.
     QtCore.Signal = QtCore.pyqtSignal
     QtCore.Slot = QtCore.pyqtSlot