From d1eee3b867c3dba176fd213144084520b5744d29 Mon Sep 17 00:00:00 2001
From: Thomas Kluyver <thomas.kluyver@xfel.eu>
Date: Wed, 16 Aug 2023 14:17:22 +0200
Subject: [PATCH] Clearer error when it would run no jobs
---
src/xfel_calibrate/calibrate.py | 3 +++
1 file changed, 3 insertions(+)
diff --git a/src/xfel_calibrate/calibrate.py b/src/xfel_calibrate/calibrate.py
index c4b8b76bf..5590e4c34 100755
--- a/src/xfel_calibrate/calibrate.py
+++ b/src/xfel_calibrate/calibrate.py
@@ -770,6 +770,9 @@ def run(argv=None):
cvtype = get_par_attr(parms, concurrency_par, 'type', list)
cvals = remove_duplications(cvals)
+ if not cvals:
+ raise ValueError("Splitting data for concurrency gave 0 jobs")
+
for cnum, cval in enumerate(cvals):
show_title = cnum == 0
cval = [cval, ] if not isinstance(cval, list) and cvtype is list else cval
--
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