improve docstring for sky_file kwarg

lsst-ts · Apr 24, 2024 · 018e437 · 018e437
1 parent 4a71a43
commit 018e437
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/python/lsst/ts/imsim/closed_loop_task.py b/python/lsst/ts/imsim/closed_loop_task.py
@@ -1423,7 +1423,8 @@ def set_img_parser(parser: ArgumentParser) -> ArgumentParser:
             help="""
                  Text file contains the star Id, ra, dec, and magnitude.
                  The default is to use the OPD field positions with boresight
-                 [ra, dec] = [0, 0].
+                 [ra, dec] = [0, 0]. The file header must include column names
+                 Id, Ra, Dec, Mag. For example, see tests/testData/sky/wfsStar.txt.
                  """,
         )