File 12313-fix-test_manhole.patch of Package python-Twisted

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File 12313-fix-test_manhole.patch of Package python-Twisted

From 185ff4b3f2e402e6a3c450d826223c79b53af333 Mon Sep 17 00:00:00 2001
From: Itamar Turner-Trauring <itamar@pythonspeed.com>
Date: Tue, 10 Sep 2024 14:04:21 -0400
Subject: [PATCH 1/3] Fix (or workaround?) bug that happens in 3.13 where last
 frame of traceback is omitted.

---
 src/twisted/conch/manhole.py               | 6 +++++-
 src/twisted/conch/newsfragments/12313.misc | 0
 2 files changed, 5 insertions(+), 1 deletion(-)
 create mode 100644 src/twisted/conch/newsfragments/12313.misc

diff --git a/src/twisted/conch/manhole.py b/src/twisted/conch/manhole.py
index f552af5bbdc..1fce66a8cd4 100644
--- a/src/twisted/conch/manhole.py
+++ b/src/twisted/conch/manhole.py
@@ -124,7 +124,11 @@ def excepthook(
         """
         Format exception tracebacks and write them to the output handler.
         """
-        lines = format_exception(excType, excValue, excTraceback.tb_next)
+        if sys.version_info[:2] < (3, 13):
+            traceback = excTraceback.tb_next
+        else:
+            traceback = excTraceback
+        lines = format_exception(excType, excValue, traceback)
         self.write("".join(lines))
 
     def displayhook(self, obj):
diff --git a/src/twisted/conch/newsfragments/12313.misc b/src/twisted/conch/newsfragments/12313.misc
new file mode 100644
index 00000000000..e69de29bb2d

From 2a73df859a8f9f61bc9de535eb39878ab10200e6 Mon Sep 17 00:00:00 2001
From: Itamar Turner-Trauring <itamar@pythonspeed.com>
Date: Mon, 16 Sep 2024 10:51:39 -0400
Subject: [PATCH 3/3] Check based on symptoms, rather than version.

---
 src/twisted/conch/manhole.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/twisted/conch/manhole.py b/src/twisted/conch/manhole.py
index 1fce66a8cd4..670ac0480ec 100644
--- a/src/twisted/conch/manhole.py
+++ b/src/twisted/conch/manhole.py
@@ -124,9 +124,12 @@ def excepthook(
         """
         Format exception tracebacks and write them to the output handler.
         """
-        if sys.version_info[:2] < (3, 13):
+        code_obj = excTraceback.tb_frame.f_code
+        if code_obj.co_filename == code.__file__ and code_obj.co_name == "runcode":
             traceback = excTraceback.tb_next
         else:
+            # Workaround for https://github.com/python/cpython/issues/122478,
+            # present e.g. in Python 3.12.6:
             traceback = excTraceback
         lines = format_exception(excType, excValue, traceback)
         self.write("".join(lines))

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File 12313-fix-test_manhole.patch of Package python-Twisted

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