From f8b1c58139a9f7217dee2db3c6b33deadd04b3ac Mon Sep 17 00:00:00 2001
From: Valentina Kiryushkina <valentina.kiryushkina@jetbrains.com>
Date: Fri, 4 Dec 2015 19:38:32 +0300
Subject: [PATCH] Add check if error not in ignoredError list

It was possible to add an error code more than one time if we don't change caret position after adding ignored error for the first time
---
 .../jetbrains/python/validation/Pep8ExternalAnnotator.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/python/src/com/jetbrains/python/validation/Pep8ExternalAnnotator.java b/python/src/com/jetbrains/python/validation/Pep8ExternalAnnotator.java
index 3e7cc9f2bc63..9708767d6e84 100644
--- a/python/src/com/jetbrains/python/validation/Pep8ExternalAnnotator.java
+++ b/python/src/com/jetbrains/python/validation/Pep8ExternalAnnotator.java
@@ -411,7 +411,9 @@ public class Pep8ExternalAnnotator extends ExternalAnnotator<Pep8ExternalAnnotat
         @Override
         public void consume(ModifiableModel model) {
           PyPep8Inspection tool = (PyPep8Inspection)model.getUnwrappedTool(PyPep8Inspection.INSPECTION_SHORT_NAME, file);
-          tool.ignoredErrors.add(myCode);
+          if (!tool.ignoredErrors.contains(myCode)) {
+            tool.ignoredErrors.add(myCode);
+          }
         }
       });
     }