fix(uxm_setup.setup_fixed_tones): Check a tune is present.

simonsobs · Sep 16, 2024 · be4c3f1 · be4c3f1
1 parent f60ea8e
commit be4c3f1
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/sodetlib/operations/uxm_setup.py b/sodetlib/operations/uxm_setup.py
@@ -424,8 +424,13 @@ def setup_fixed_tones(
 
     bands = cfg.dev.exp['active_bands']
 
+    # ensure we have a tune available
+    try:
+        _ = S.freq_resp[bands[0]]["resonances"]
+    except KeyError as e:
+        raise ValueError("No tune is available to set fixed tones from.") from e
+
     # identify available frequencies
-    # TODO check we have a tune?
     ft_freq = []
     for b in bands:
         ft_freq += list(_find_fixed_tone_freq(S, b, fixed_tones_per_band, min_gap))