Update src/boost_histogram/tag.py

scikit-hep · Feb 2, 2024 · 0b6f4d3 · 0b6f4d3
1 parent 24dc633
commit 0b6f4d3
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/boost_histogram/tag.py b/src/boost_histogram/tag.py
@@ -123,7 +123,7 @@ def __init__(
         groups: Sequence[int] | None = None,
     ) -> None:
         if not sum(i is None for i in [factor, groups]) == 1:
-            raise ValueError("exactly one, a value or groups should be provided")
+            raise ValueError("Exactly one, a factor or groups should be provided")
         self.factor = factor
         self.groups = groups