From: Maximilian Hils <git@maximilianhils.com>
Date: Fri, 17 Jan 2025 16:37:50 +0000 (+0100)
Subject: fix type signature for `_RuleList`
X-Git-Tag: v6.5.0b1~2^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F3455%2Fhead;p=thirdparty%2Ftornado.git

fix type signature for `_RuleList`

`List` is invariant, `Sequence` is covariant
---

diff --git a/tornado/routing.py b/tornado/routing.py
index ee81f977..ef99c20b 100644
--- a/tornado/routing.py
+++ b/tornado/routing.py
@@ -184,7 +184,7 @@ from tornado.escape import url_escape, url_unescape, utf8
 from tornado.log import app_log
 from tornado.util import basestring_type, import_object, re_unescape, unicode_type
 
-from typing import Any, Union, Optional, Awaitable, List, Dict, Pattern, Tuple, overload
+from typing import Any, Union, Optional, Awaitable, List, Dict, Pattern, Tuple, overload, Sequence
 
 
 class Router(httputil.HTTPServerConnectionDelegate):
@@ -286,7 +286,7 @@ class _DefaultMessageDelegate(httputil.HTTPMessageDelegate):
 
 # _RuleList can either contain pre-constructed Rules or a sequence of
 # arguments to be passed to the Rule constructor.
-_RuleList = List[
+_RuleList = Sequence[
     Union[
         "Rule",
         List[Any],  # Can't do detailed typechecking of lists.