From 3acc2146fa3bec91d33261049e665a760bb564a2 Mon Sep 17 00:00:00 2001
From: Ruslan Kuprieiev <kupruser@gmail.com>
Date: Sat, 19 Aug 2017 15:42:47 +0300
Subject: [PATCH] data_item: handle __eq__ if other == None

Currently it is not possible to check if data_item == None,
as __eq__ tries to access .data in 'None' object and thus
throws an exception.

Signed-off-by: Ruslan Kuprieiev <kupruser@gmail.com>
---
 dvc/path/data_item.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dvc/path/data_item.py b/dvc/path/data_item.py
index 04fb341a1..90e2fbff4 100644
--- a/dvc/path/data_item.py
+++ b/dvc/path/data_item.py
@@ -62,6 +62,9 @@ class DataItem(object):
         return self.data.dvc.__hash__()
 
     def __eq__(self, other):
+        if other == None:
+            return False
+
         return self.data.dvc == other.data.dvc
 
     @property