dev-ada/langkit: fix deprecated collections.Sequence

Closes: https://bugs.gentoo.org/873787

Signed-off-by: Alfredo Tupone <[email protected]>

dev-ada/langkit/files/langkit-22.0.0-abc.patch

@@ -0,0 +1,24 @@
+From cdc5768fb8db416e4eede97639f381a537ae9336 Mon Sep 17 00:00:00 2001
+From: Charles Pigott <[email protected]>
+Date: Wed, 10 Nov 2021 20:42:12 +0000
+Subject: [PATCH] Use collections.abc.Sequence as the alias is set to be
+ removed
+
+Alias has been in place since Py 3.3, and minimum (test) version is 3.7.
+---
+ langkit/templates/python_api/module_py.mako | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/langkit/templates/python_api/module_py.mako b/langkit/templates/python_api/module_py.mako
+index 831fb6044..65373fdbc 100644
+--- a/langkit/templates/python_api/module_py.mako
++++ b/langkit/templates/python_api/module_py.mako
+@@ -1503,7 +1503,7 @@ class ${root_astnode_name}:
+ if isinstance(ast_type_or_pred, type):
+ sought_type = ast_type_or_pred
+ pred = lambda node: isinstance(node, sought_type)
+- elif isinstance(ast_type_or_pred, collections.Sequence):
++ elif isinstance(ast_type_or_pred, collections.abc.Sequence):
+ sought_types = ast_type_or_pred
+ pred = lambda node: isinstance(node, tuple(sought_types))
+ else:

dev-ada/langkit/langkit-22.0.0-r2.ebuild → dev-ada/langkit/langkit-22.0.0-r3.ebuild

@@ -32,6 +32,8 @@ RDEPEND="${PYTHON_DEPS}
  dev-ada/e3-core[${PYTHON_USEDEP}]"
 BDEPEND="${RDEPEND}"
 
+PATCHES=( "${FILESDIR}"/${P}-abc.patch )
+
 python_prepare_all() {
  distutils-r1_python_prepare_all
  cd testsuite/tests