Update packages/bigframes/bigframes/series.py

TrevorBergeron · gemini-code-assist[bot] · web-flow · commit bcaba3cbdbbd · 2026-04-16T12:40:29.000-07:00
Co-authored-by: gemini-code-assist[bot] &lt;176961590+gemini-code-assist[bot]@users.noreply.github.com&gt;
diff --git a/packages/bigframes/bigframes/series.py b/packages/bigframes/bigframes/series.py
@@ -1797,7 +1797,7 @@ def sort_values(
             raise ValueError(f"No axis named {axis} for object type Series")
         if na_position not in ["first", "last"]:
             raise ValueError("Param na_position must be one of 'first' or 'last'")
-        is_stable = (kind or constants.DEFAULT_SORT_KIND) in ["stable", "mergesort"]
+        is_stable = (kind or constants.DEFAULT_SORT_KIND) in constants.STABLE_SORT_KINDS
         block = self._block.order_by(
             [
                 order.ascending_over(self._value_column, (na_position == "last"))

Original file line number	Diff line number	Diff line change
`@@ -1797,7 +1797,7 @@ def sort_values(`
`1797`	`1797`	`raise ValueError(f"No axis named {axis} for object type Series")`
`1798`	`1798`	`if na_position not in ["first", "last"]:`
`1799`	`1799`	`raise ValueError("Param na_position must be one of 'first' or 'last'")`
`1800`		`- is_stable = (kind or constants.DEFAULT_SORT_KIND) in ["stable", "mergesort"]`
	`1800`	`+ is_stable = (kind or constants.DEFAULT_SORT_KIND) in constants.STABLE_SORT_KINDS`
`1801`	`1801`	`block = self._block.order_by(`
`1802`	`1802`	`[`
`1803`	`1803`	`order.ascending_over(self._value_column, (na_position == "last"))`