update docstring

desihub · Apr 25, 2024 · d94df3c · d94df3c
1 parent af00054
commit d94df3c
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/py/redrock/utils.py b/py/redrock/utils.py
@@ -163,6 +163,9 @@ def mp_array(original):
     Returns;
         ndarray: the wrapped data.
 
+    If the input array has size=0, the original is returned without
+    wrapping it in a size=0 multiprocessing.RawArray (which generates
+    warnings)
     """
     import multiprocessing as mp