From d299104f3485c7e99738b521a78adc7e5452f995 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@archive.org>
Date: Tue, 10 Nov 2020 21:58:20 -0800
Subject: cluster: count empty keys (and don't return them)

---
 fuzzycat/cluster.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fuzzycat/cluster.py b/fuzzycat/cluster.py
index dde0688..9a8d5db 100644
--- a/fuzzycat/cluster.py
+++ b/fuzzycat/cluster.py
@@ -272,6 +272,9 @@ class Cluster:
                 except (KeyError, ValueError):
                     counter["key_extraction_failed"] += 1
                     continue
+                if not key:
+                    counter["key_empty"] += 1
+                    continue
                 if self.key_denylist and key in self.key_denylist:
                     counter["key_denylist"] += 1
                     continue
-- 
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