From 3d444c29ab975e313534dd7c57747b3e79f06c26 Mon Sep 17 00:00:00 2001
From: zsloan
Date: Thu, 8 Oct 2020 15:40:18 -0500
Subject: Fixed remaining issue that applies to all dataset types

* wqflask/base/data_set.py - Fixed issue where there was an error when trying to take the len of the query results when there were no results
---
 wqflask/base/data_set.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/wqflask/base/data_set.py b/wqflask/base/data_set.py
index aeafc027..2f1549ae 100644
--- a/wqflask/base/data_set.py
+++ b/wqflask/base/data_set.py
@@ -154,7 +154,8 @@ Publish or ProbeSet. E.g.
         if t in ['pheno', 'other_pheno']:
             group_name = name.replace("Publish", "")
 
-        if bool(len(g.db.execute(sql_query_mapping[t].format(group_name)).fetchone())):
+        results = g.db.execute(sql_query_mapping[t].format(group_name)).fetchone()
+        if results:
             self.datasets[name] = dataset_name_mapping[t]
             self.redis_instance.set("dataset_structure", json.dumps(self.datasets))
             return True
-- 
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