new file mode 100644
@@ -0,0 +1,24 @@
+From 093a426a453840366c281515fbaa9509c77512df Mon Sep 17 00:00:00 2001
+From: Tom Geelen <t.f.g.geelen@gmail.com>
+Date: Fri, 2 Jan 2026 00:12:43 +0100
+Subject: [PATCH] Relax strict Cython requirement
+
+Signed-off-by: Tom Geelen <t.f.g.geelen@gmail.com>
+Upstream-Status: Pending
+---
+ packaging/pep517_backend/_backend.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/packaging/pep517_backend/_backend.py b/packaging/pep517_backend/_backend.py
+index ce79c4e..e3168ef 100644
+--- a/packaging/pep517_backend/_backend.py
++++ b/packaging/pep517_backend/_backend.py
+@@ -376,7 +376,7 @@ def get_requires_for_build_wheel(
+ if is_pure_python_build:
+ c_ext_build_deps = []
+ else:
+- c_ext_build_deps = ['Cython ~= 3.1.0']
++ c_ext_build_deps = ['Cython >= 3.1.0']
+
+ return _setuptools_get_requires_for_build_wheel(
+ config_settings=config_settings,
@@ -7,9 +7,9 @@ SRC_URI[sha256sum] = "f48107a8c637e80362555f37ecf49abe20370e557cc4ab374f04ec4423
inherit pypi python_setuptools_build_meta ptest-python-pytest cython
-SRC_URI += " \
- file://0001-build-wheel-in-place.patch \
-"
+SRC_URI += "file://0001-build-wheel-in-place.patch \
+ file://0001-Relax-strict-Cython-requirement.patch \
+ "
DEPENDS += " \
python3-expandvars-native \
Since commit c35ce5fa9fe65da7c74d3ba679692c2f15bdca24 in openembedded-core python3-propcache fails to compile due to a version mismatch. This addresses it. Signed-off-by: Tom Geelen <t.f.g.geelen@gmail.com> --- ...0001-Relax-strict-Cython-requirement.patch | 24 +++++++++++++++++++ .../python/python3-propcache_0.4.1.bb | 6 ++--- 2 files changed, 27 insertions(+), 3 deletions(-) create mode 100644 meta-python/recipes-devtools/python/python3-propcache/0001-Relax-strict-Cython-requirement.patch