From dc2802021f3cd80efd9199745109973bdc5acb21 Mon Sep 17 00:00:00 2001
From: Mikhail Golubev <mikhail.golubev@jetbrains.com>
Date: Mon, 17 Nov 2014 15:31:45 +0300
Subject: [PATCH] Fix NPE when one of class ancestors is unresolved in
 PyPep8NamingInspection

---
 .../jetbrains/python/inspections/PyPep8NamingInspection.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/src/com/jetbrains/python/inspections/PyPep8NamingInspection.java b/python/src/com/jetbrains/python/inspections/PyPep8NamingInspection.java
index 9a584e0ffff4..1da2c46403e0 100644
--- a/python/src/com/jetbrains/python/inspections/PyPep8NamingInspection.java
+++ b/python/src/com/jetbrains/python/inspections/PyPep8NamingInspection.java
@@ -136,7 +136,7 @@ public class PyPep8NamingInspection extends PyInspection {
         return true;
       }
       for (PyClassLikeType ancestor : pyClass.getAncestorTypes(myTypeEvalContext)) {
-        if (blackList.contains(ancestor.getClassQName())) {
+        if (ancestor != null && blackList.contains(ancestor.getClassQName())) {
           return true;
         }
       }