dev-python/pandas: fix detecting 32-bit arm (for skipping some tests)

Bug: https://bugs.gentoo.org/818964
Signed-off-by: Sam James <sam@gentoo.org>

dev-python/pandas/files/pandas-1.3.4-arm-tests.patch

@@ -0,0 +1,21 @@
+https://bugs.gentoo.org/818964
+https://github.com/pandas-dev/pandas/commit/b0992ee2f4653c7d70ddbad6f2d172a4ef0bda32
+
+From: Sam James <sam@cmpct.info>
+Date: Fri, 29 Oct 2021 17:24:01 +0100
+Subject: [PATCH] Update is_platform_arm() to detect 32-bit arm and other
+ variants (#44225)
+
+--- a/pandas/compat/__init__.py
++++ b/pandas/compat/__init__.py
+@@ -99,7 +99,9 @@ def is_platform_arm() -> bool:
+     bool
+         True if the running platform uses ARM architecture.
+     """
+-    return platform.machine() in ("arm64", "aarch64")
++    return platform.machine() in ("arm64", "aarch64") or platform.machine().startswith(
++        "armv"
++    )
+ 
+ 
+ def import_lzma():

dev-python/pandas/pandas-1.3.4.ebuild

@@ -106,6 +106,11 @@ RDEPEND="${COMMON_DEPEND}
 	full-support? ( ${OPTIONAL_DEPEND} )
 "
 
+PATCHES=(
+	# Upstream patch to fix 32-bit ARM test detection
+	"${FILESDIR}"/${P}-arm-tests.patch
+)
+
 python_prepare_all() {
 	# Prevent un-needed download during build
 	sed -e "/^              'sphinx.ext.intersphinx',/d" \