Give clearer message if no instrument is specified

neutrons · Jul 29, 2024 · e590702 · e590702
1 parent 02ad783
commit e590702
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/finddata/cli.py b/src/finddata/cli.py
@@ -219,6 +219,8 @@ def main():
         print("finddata version " + __version__)
         sys.exit(0)
 
+    if not options.inst:
+        parser.error("Failed to specify an instrument")
     options.inst = options.inst.upper()
     options.facility = FACILITY[options.inst]