From 2b04f7a243b2c8c68f45dd60efdc5c38249ac220 Mon Sep 17 00:00:00 2001
From: Patrick Maia and Victor Shyba
 <pixelated-team+pmaia+vshyba@thoughtworks.com>
Date: Sun, 7 Sep 2014 17:05:02 +0000
Subject: #51 - adds method TagIndex.empty

---
 service/pixelated/adapter/tag_index.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'service/pixelated/adapter')

diff --git a/service/pixelated/adapter/tag_index.py b/service/pixelated/adapter/tag_index.py
index ea69be1a..bac3c6a6 100644
--- a/service/pixelated/adapter/tag_index.py
+++ b/service/pixelated/adapter/tag_index.py
@@ -44,6 +44,9 @@ class TagIndex:
         else:
             return None
 
+    def empty(self):
+        return len(self.db.keys()) == 0
+
     def values(self):
         return set(self.get(key) for key in self.db.keys())
 
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