- Add CVE-2025-4516-DecodeError-handler.patch fixing

CVE-2025-4516 (bsc#1243273) blocking DecodeError handling
  vulnerability, which could lead to DoS.
  %%files.
- Use python3 modules to build the documentation.
  * Support Expat >= 2.4.5
- allow build with Sphinx >= 3.x
  * remove importlib_resources and importlib-metadata
  - bpo-41304: Fixes python3x._pth being ignored on Windows, caused
  - bpo-29778: Ensure python3.dll is loaded from correct locations
  - bpo-39603: Prevent http header injection by rejecting control
    “__setattr__” in a multi-inheritance setup and
  - bpo-41247: Always cache the running loop holder when running
  - bpo-41252: Fix incorrect refcounting in
  - bpo-41215: Use non-NULL default values in the PEG parser
  - bpo-41218: Python 3.8.3 had a regression where compiling with
    ast.PyCF_ALLOW_TOP_LEVEL_AWAIT would
  - bpo-41175: Guard against a NULL pointer dereference within
  - bpo-39960: The “hackcheck” that prevents sneaking around a type’s
    __setattr__() by calling the superclass method was
  - bpo-41288: Unpickling invalid NEWOBJ_EX opcode with the
  - bpo-39017: Avoid infinite loop when reading specially crafted
  - bpo-41207: In distutils.spawn, restore expectation that
  - bpo-41194: Fix a crash in the _ast module: it can no longer be
  - bpo-39384: Fixed email.contentmanager to allow set_content() to set a
  - bpo-41300: Save files with non-ascii chars.
  - bpo-37765: Add keywords to module name completion list.
  - bpo-40170: Revert PyType_HasFeature() change: it reads
    again directly the PyTypeObject.tp_flags
    member when the limited C API is not used, rather than always calling

OBS-URL: https://build.opensuse.org/package/show/devel:languages:python:Factory/python39?expand=0&rev=231

skipped_tests.py

@@ -0,0 +1,69 @@
+#!/usr/bin/python3
+"""
+Simple regexp-based skipped test checker.
+It lists tests that are mentioned (presumably for exclusion)
+in BASE, and in MAIN (presumably for inclusion)
+and reports discrepancies.
+
+This will have a number of 
+"""
+
+MAIN = "python39.spec"
+
+import glob
+import re
+from os.path import basename
+
+alltests = set()
+qemu_exclusions = set()
+
+for item in glob.glob("Python-*/Lib/test/test_*"):
+    testname = basename(item)
+    if testname.endswith(".py"):
+        testname = testname[:-3]
+    alltests.add(testname)
+
+testre = re.compile(r'[\s"](test_\w+)\b')
+
+def find_tests_in_spec(specname):
+    global qemu_exclusions
+
+    found_tests = set()
+    with open(specname) as spec:
+        in_qemu = False
+        for line in spec:
+            line = line.strip()
+            if "#" in line:
+                line = line[:line.index("#")]
+            tests = set(testre.findall(line))
+            found_tests |= tests
+            if line == "%if 0%{?qemu_user_space_build} > 0":
+                in_qemu = True
+            if in_qemu:
+                if line == "%endif":
+                    in_qemu = False
+                qemu_exclusions |= tests
+    return found_tests
+
+excluded = find_tests_in_spec(MAIN)
+
+#print("--- excluded tests:", " ".join(sorted(excluded)))
+#print("--- included tests:", " ".join(sorted(included)))
+
+mentioned = excluded
+nonexistent = mentioned - alltests
+missing = excluded - qemu_exclusions
+
+print("--- the following tests are excluded for QEMU and not tested in python")
+print("--- (that probably means we don't need to worry about them)")
+for test in sorted(qemu_exclusions - excluded):
+    print(test)
+
+print("--- the following tests might be excluded in python:")
+for test in sorted(missing):
+    print(test)
+
+if nonexistent:
+    print("--- the following tests don't exist:")
+    for test in sorted(nonexistent):
+        print(test)