From 3acb643098e79d8baa81a2859a2083a14f346afd Mon Sep 17 00:00:00 2001
From: Tian Gao <gaogaotiantian@hotmail.com>
Date: Tue, 7 Feb 2023 20:00:39 -0800
Subject: [PATCH 1/6] Use f_code.co_name for module frame checking

---
 Lib/pdb.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Lib/pdb.py b/Lib/pdb.py
index 78d0ce537f1fc2..67f1f56e5ec486 100755
--- a/Lib/pdb.py
+++ b/Lib/pdb.py
@@ -109,7 +109,7 @@ def find_function(funcname, filename):
 
 def getsourcelines(obj):
     lines, lineno = inspect.findsource(obj)
-    if inspect.isframe(obj) and obj.f_globals is obj.f_locals:
+    if inspect.isframe(obj) and obj.f_code.co_name == "<module>":
         # must be a module frame: do not try to cut a block out of it
         return lines, 1
     elif inspect.ismodule(obj):

From 6cfbe7cbf108d2e14f31dbe92bac88fad9b1faed Mon Sep 17 00:00:00 2001
From: "blurb-it[bot]" <43283697+blurb-it[bot]@users.noreply.github.com>
Date: Thu, 9 Feb 2023 19:40:42 +0000
Subject: [PATCH 2/6] =?UTF-8?q?=F0=9F=93=9C=F0=9F=A4=96=20Added=20by=20blu?=
 =?UTF-8?q?rb=5Fit.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst  | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst

diff --git a/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
new file mode 100644
index 00000000000000..9bc533e035f5f5
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
@@ -0,0 +1 @@
+Fix a pdb bug where `ll` clears the changes to local variables.

From bb2d818bcfad963070fd802e0e5cfb6af59132c4 Mon Sep 17 00:00:00 2001
From: gaogaotiantian <gaogaotiantian@hotmail.com>
Date: Thu, 9 Feb 2023 12:03:19 -0800
Subject: [PATCH 3/6] Update 2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst

Use double ticks for inline code
---
 .../next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
index 9bc533e035f5f5..a79e261411f793 100644
--- a/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
+++ b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
@@ -1 +1 @@
-Fix a pdb bug where `ll` clears the changes to local variables.
+Fix a pdb bug where ``ll`` clears the changes to local variables.

From 121e00ba88d12173f1ba6e1f42e4d905c23dffd2 Mon Sep 17 00:00:00 2001
From: Tian Gao <gaogaotiantian@hotmail.com>
Date: Sat, 11 Mar 2023 18:37:01 -0800
Subject: [PATCH 4/6] Add regression test for the bug

---
 Lib/test/test_pdb.py | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/Lib/test/test_pdb.py b/Lib/test/test_pdb.py
index 48f419e62fbbed..d91bd0b2f03a0f 100644
--- a/Lib/test/test_pdb.py
+++ b/Lib/test/test_pdb.py
@@ -1474,6 +1474,35 @@ def test_pdb_issue_gh_94215():
     (Pdb) continue
     """
 
+def test_pdb_issue_gh_101673():
+    """See GH-101673
+
+    Make sure ll won't revert local variable assignment
+
+    >>> def test_function():
+    ...    a = 1
+    ...    import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
+
+    >>> with PdbTestInput([  # doctest: +NORMALIZE_WHITESPACE
+    ...     '!a = 2',
+    ...     'll',
+    ...     'p a',
+    ...     'continue'
+    ... ]):
+    ...     test_function()
+    --Return--
+    > <doctest test.test_pdb.test_pdb_issue_gh_101673[0]>(3)test_function()->None
+    -> import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
+    (Pdb) !a = 2
+    (Pdb) ll
+      1         def test_function():
+      2            a = 1
+      3  ->        import pdb; pdb.Pdb(nosigint=True, readrc=False).set_trace()
+    (Pdb) p a
+    2
+    (Pdb) continue
+    """
+
 
 @support.requires_subprocess()
 class PdbTestCase(unittest.TestCase):

From 5724f3fd25bbaba40f636a5f72740c680139274e Mon Sep 17 00:00:00 2001
From: Tian Gao <gaogaotiantian@hotmail.com>
Date: Sun, 12 Mar 2023 14:53:56 -0700
Subject: [PATCH 5/6] Use inspect.getsourcelines directly

---
 Lib/pdb.py | 13 ++-----------
 1 file changed, 2 insertions(+), 11 deletions(-)

diff --git a/Lib/pdb.py b/Lib/pdb.py
index 67f1f56e5ec486..f11fc55536810f 100755
--- a/Lib/pdb.py
+++ b/Lib/pdb.py
@@ -107,15 +107,6 @@ def find_function(funcname, filename):
                 return funcname, filename, lineno
     return None
 
-def getsourcelines(obj):
-    lines, lineno = inspect.findsource(obj)
-    if inspect.isframe(obj) and obj.f_code.co_name == "<module>":
-        # must be a module frame: do not try to cut a block out of it
-        return lines, 1
-    elif inspect.ismodule(obj):
-        return lines, 1
-    return inspect.getblock(lines[lineno:]), lineno+1
-
 def lasti2lineno(code, lasti):
     linestarts = list(dis.findlinestarts(code))
     linestarts.reverse()
@@ -1357,7 +1348,7 @@ def do_longlist(self, arg):
         filename = self.curframe.f_code.co_filename
         breaklist = self.get_file_breaks(filename)
         try:
-            lines, lineno = getsourcelines(self.curframe)
+            lines, lineno = inspect.getsourcelines(self.curframe)
         except OSError as err:
             self.error(err)
             return
@@ -1373,7 +1364,7 @@ def do_source(self, arg):
         except:
             return
         try:
-            lines, lineno = getsourcelines(obj)
+            lines, lineno = inspect.getsourcelines(obj)
         except (OSError, TypeError) as err:
             self.error(err)
             return

From ef602d8f362abdccbfb68f37d637627030dd0404 Mon Sep 17 00:00:00 2001
From: Irit Katriel <1055913+iritkatriel@users.noreply.github.com>
Date: Sun, 12 Mar 2023 22:26:38 +0000
Subject: [PATCH 6/6] tweak news

---
 .../next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
index a79e261411f793..4e673ba9811568 100644
--- a/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
+++ b/Misc/NEWS.d/next/Library/2023-02-09-19-40-41.gh-issue-101673.mX-Ppq.rst
@@ -1 +1 @@
-Fix a pdb bug where ``ll`` clears the changes to local variables.
+Fix a :mod:`pdb` bug where ``ll`` clears the changes to local variables.

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