From 04e192432ee09a53dbfac39424986cc6a0edbbdf Mon Sep 17 00:00:00 2001
From: tomrink <rink@ssec.wisc.edu>
Date: Thu, 12 May 2022 11:33:56 -0500
Subject: [PATCH] snapshot...

---
 modules/util/viirs.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/modules/util/viirs.py b/modules/util/viirs.py
index d626df49..7efb72c1 100644
--- a/modules/util/viirs.py
+++ b/modules/util/viirs.py
@@ -30,6 +30,9 @@ def run_all(directory):
                 print(mfile)
                 run(mfile, ifile, mod_tiles, img_tiles)
 
+        if len(mod_tiles) == 0:
+            continue
+
         mod_nda = np.stack(mod_tiles)
         img_nda = np.stack(img_tiles)
 
-- 
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