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From cdc5768fb8db416e4eede97639f381a537ae9336 Mon Sep 17 00:00:00 2001
From: Charles Pigott <charlespigott@googlemail.com>
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: