From f8e0bd12c5fefa3efe9ac59e6abac85bc3310ced Mon Sep 17 00:00:00 2001
From: Tian Gao <gaogaotiantian@hotmail.com>
Date: Sat, 25 May 2024 13:13:27 -0700
Subject: [PATCH 1/2] Add switching frame test for pdb

---
 Lib/test/test_pdb.py | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Lib/test/test_pdb.py b/Lib/test/test_pdb.py
index 1b329b205d2d0f..9fa65f5b989324 100644
--- a/Lib/test/test_pdb.py
+++ b/Lib/test/test_pdb.py
@@ -2555,7 +2555,7 @@ def test_pdb_issue_gh_94215():
 def test_pdb_issue_gh_101673():
     """See GH-101673
 
-    Make sure ll won't revert local variable assignment
+    Make sure ll and switching frames won't revert local variable assignment
 
     >>> def test_function():
     ...    a = 1
@@ -2565,6 +2565,9 @@ def test_pdb_issue_gh_101673():
     ...     '!a = 2',
     ...     'll',
     ...     'p a',
+    ...     'u',
+    ...     'd',
+    ...     'p a',
     ...     'continue'
     ... ]):
     ...     test_function()
@@ -2577,6 +2580,14 @@ def test_pdb_issue_gh_101673():
       3  ->        import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
     (Pdb) p a
     2
+    (Pdb) u
+    > <doctest test.test_pdb.test_pdb_issue_gh_101673[1]>(10)<module>()
+    -> test_function()
+    (Pdb) d
+    > <doctest test.test_pdb.test_pdb_issue_gh_101673[0]>(3)test_function()
+    -> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
+    (Pdb) p a
+    2
     (Pdb) continue
     """
 

From 69ac1342b59b9d8e66618ce2f02330f2d1a06477 Mon Sep 17 00:00:00 2001
From: Tian Gao <gaogaotiantian@hotmail.com>
Date: Sun, 26 May 2024 09:44:38 -0700
Subject: [PATCH 2/2] Add local variable check after up

---
 Lib/test/test_pdb.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/Lib/test/test_pdb.py b/Lib/test/test_pdb.py
index 9fa65f5b989324..cf69bc415c9b69 100644
--- a/Lib/test/test_pdb.py
+++ b/Lib/test/test_pdb.py
@@ -2566,6 +2566,7 @@ def test_pdb_issue_gh_101673():
     ...     'll',
     ...     'p a',
     ...     'u',
+    ...     'p a',
     ...     'd',
     ...     'p a',
     ...     'continue'
@@ -2581,8 +2582,10 @@ def test_pdb_issue_gh_101673():
     (Pdb) p a
     2
     (Pdb) u
-    > <doctest test.test_pdb.test_pdb_issue_gh_101673[1]>(10)<module>()
+    > <doctest test.test_pdb.test_pdb_issue_gh_101673[1]>(11)<module>()
     -> test_function()
+    (Pdb) p a
+    *** NameError: name 'a' is not defined
     (Pdb) d
     > <doctest test.test_pdb.test_pdb_issue_gh_101673[0]>(3)test_function()
     -> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()