From fdb3ae4e4437a88a39ba31bb54aa6c83ea2fa6c4 Mon Sep 17 00:00:00 2001
From: Antonio Larrosa <larrosa@kde.org>
Date: Tue, 7 Mar 2017 10:19:29 +0100
Subject: [PATCH] Implement CoverArtImage.__hash__

This make CoverArtImage objects hashable
---
 picard/coverart/image.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/picard/coverart/image.py b/picard/coverart/image.py
index 69fdd1157..cb036cd47 100644
--- a/picard/coverart/image.py
+++ b/picard/coverart/image.py
@@ -70,6 +70,9 @@ class DataHash:
     def __eq__(self, other):
         return self._hash == other._hash
 
+    def hash(self):
+        return self._hash
+
     def delete_file(self):
         if self._filename:
             try:
@@ -211,6 +214,11 @@ class CoverArtImage:
         else:
             return False
 
+    def __hash__(self):
+        if self.datahash is None:
+            return 0
+        return hash(self.datahash.hash())
+
     def set_data(self, data):
         """Store image data in a file, if data already exists in such file
            it will be re-used and no file write occurs