PERF-#6669: Avoid one extra 'copy()' call for 'Series.reset_index' (#…

…6670) Signed-off-by: Anatoly Myachev <anatoly.myachev@intel.com>
modin-project · Oct 30, 2023 · 763bf8a · 763bf8a
1 parent e12b217
commit 763bf8a
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/modin/pandas/series.py b/modin/pandas/series.py
@@ -1600,7 +1600,9 @@ def reset_index(
             obj.name = name
             from .dataframe import DataFrame
 
-            return DataFrame(obj).reset_index(
+            # Here `query_compiler` is passed instead of `obj` to avoid unnecessary `copy()`
+            # inside `DataFrame` constructor
+            return DataFrame(query_compiler=obj._query_compiler).reset_index(
                 level=level,
                 drop=drop,
                 inplace=inplace,