From 8f9604b06abf3416de603dc4379e42fdcbb577a4 Mon Sep 17 00:00:00 2001
From: Larry <shengjie.tao@gmail.com>
Date: Sat, 9 Nov 2024 17:11:44 +0000
Subject: [PATCH 1/4] IndexSliceupdate

---
 pandas/core/indexing.py      | 1 +
 pandas/tests/api/test_api.py | 1 +
 2 files changed, 2 insertions(+)

diff --git a/pandas/core/indexing.py b/pandas/core/indexing.py
index 08bd3cde60806..16ab6ae160af7 100644
--- a/pandas/core/indexing.py
+++ b/pandas/core/indexing.py
@@ -98,6 +98,7 @@
 
 
 # the public IndexSlicerMaker
+@set_module("pandas")
 class _IndexSlice:
     """
     Create an object to more easily perform multi-index slicing.
diff --git a/pandas/tests/api/test_api.py b/pandas/tests/api/test_api.py
index 842fa1a151267..9d248b67a60d1 100644
--- a/pandas/tests/api/test_api.py
+++ b/pandas/tests/api/test_api.py
@@ -416,3 +416,4 @@ def test_set_module():
     assert pd.Period.__module__ == "pandas"
     assert pd.Timestamp.__module__ == "pandas"
     assert pd.Timedelta.__module__ == "pandas"
+    assert pd.IndexSlice.__module__ == "pandas"

From fdb9f5cc3388fd20c445b4fe034f2d75861c9f04 Mon Sep 17 00:00:00 2001
From: Larry <shengjie.tao@gmail.com>
Date: Sat, 9 Nov 2024 17:16:15 +0000
Subject: [PATCH 2/4] add set_module to pandas.util._decorators

---
 pandas/core/indexing.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/pandas/core/indexing.py b/pandas/core/indexing.py
index 16ab6ae160af7..f556532703c24 100644
--- a/pandas/core/indexing.py
+++ b/pandas/core/indexing.py
@@ -24,7 +24,10 @@
     LossySetitemError,
 )
 from pandas.errors.cow import _chained_assignment_msg
-from pandas.util._decorators import doc
+from pandas.util._decorators import (
+    doc,
+    set_module,
+)
 
 from pandas.core.dtypes.cast import (
     can_hold_element,

From 269289cc3563afb9ba160f182fe7c6fafaa5d646 Mon Sep 17 00:00:00 2001
From: Simon Hawkins <simonjayhawkins@gmail.com>
Date: Tue, 12 Nov 2024 10:55:50 +0000
Subject: [PATCH 3/4] define instance at top level

---
 pandas/core/api.py      | 4 +++-
 pandas/core/indexing.py | 4 +---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/pandas/core/api.py b/pandas/core/api.py
index c8a4e9d8a23b2..d7f40af5ef0fe 100644
--- a/pandas/core/api.py
+++ b/pandas/core/api.py
@@ -67,7 +67,7 @@
 )
 from pandas.core.indexes.period import period_range
 from pandas.core.indexes.timedeltas import timedelta_range
-from pandas.core.indexing import IndexSlice
+from pandas.core.indexing import IndexSlice as _IndexSlice
 from pandas.core.series import Series
 from pandas.core.tools.datetimes import to_datetime
 from pandas.core.tools.numeric import to_numeric
@@ -79,6 +79,8 @@
 # DataFrame needs to be imported after NamedAgg to avoid a circular import
 from pandas.core.frame import DataFrame  # isort:skip
 
+IndexSlice = _IndexSlice()
+
 __all__ = [
     "array",
     "ArrowDtype",
diff --git a/pandas/core/indexing.py b/pandas/core/indexing.py
index f556532703c24..978600af034db 100644
--- a/pandas/core/indexing.py
+++ b/pandas/core/indexing.py
@@ -102,7 +102,7 @@
 
 # the public IndexSlicerMaker
 @set_module("pandas")
-class _IndexSlice:
+class IndexSlice:
     """
     Create an object to more easily perform multi-index slicing.
 
@@ -149,8 +149,6 @@ def __getitem__(self, arg):
         return arg
 
 
-IndexSlice = _IndexSlice()
-
 
 class IndexingMixin:
     """

From b4ca522f06e8b25ed5cc90110c88dd047bc91baf Mon Sep 17 00:00:00 2001
From: Simon Hawkins <simonjayhawkins@gmail.com>
Date: Tue, 12 Nov 2024 11:45:20 +0000
Subject: [PATCH 4/4] lint

---
 pandas/core/indexing.py | 1 -
 1 file changed, 1 deletion(-)

diff --git a/pandas/core/indexing.py b/pandas/core/indexing.py
index 978600af034db..f6d7a8a7c63da 100644
--- a/pandas/core/indexing.py
+++ b/pandas/core/indexing.py
@@ -149,7 +149,6 @@ def __getitem__(self, arg):
         return arg
 
 
-
 class IndexingMixin:
     """
     Mixin for adding .loc/.iloc/.at/.iat to Dataframes and Series.