From 27370204dbcb2ee555a136948afee276a96ddc87 Mon Sep 17 00:00:00 2001
From: Ben Kallus <49924171+kenballus@users.noreply.github.com>
Date: Fri, 3 Feb 2023 08:38:04 -0500
Subject: [PATCH] [1.26] Remove "!" character from the "unreserved" characters
 in IPv6 Zone ID parsing
 
Conflict:The content of "index" and "@@" are adapted
Reference:https://github.com/urllib3/urllib3/commit/27370204dbcb2ee555a136948afee276a96ddc87
---
 src/urllib3/util/url.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/urllib3/util/url.py b/src/urllib3/util/url.py
index 63166e8..33dfb45 100644
--- a/src/urllib3/util/url.py
+++ b/src/urllib3/util/url.py
@@ -50,7 +50,7 @@ _variations = [
     "(?:(?:%(hex)s:){0,6}%(hex)s)?::",
 ]
 
-UNRESERVED_PAT = r"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._!\-~"
+UNRESERVED_PAT = r"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._\-~"
 IPV6_PAT = "(?:" + "|".join([x % _subs for x in _variations]) + ")"
 ZONE_ID_PAT = "(?:%25|%)(?:[" + UNRESERVED_PAT + "]|%[a-fA-F0-9]{2})+"
 IPV6_ADDRZ_PAT = r"\[" + IPV6_PAT + r"(?:" + ZONE_ID_PAT + r")?\]"
-- 
2.27.0