--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/desktop_kivy/core/patches.py	Fri Jun 02 18:26:16 2023 +0200
@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+
+#Libervia Desktop-Kivy
+# Copyright (C) 2016-2021 Jérôme Poisson (goffi@goffi.org)
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+import urllib.request, urllib.error, urllib.parse
+import ssl
+
+
+def disable_tls_validation():
+    # allow to disable certificate validation
+    ctx_no_verify = ssl.create_default_context()
+    ctx_no_verify.check_hostname = False
+    ctx_no_verify.verify_mode = ssl.CERT_NONE
+
+    class HTTPSHandler(urllib.request.HTTPSHandler):
+        no_certificate_check = False
+
+        def __init__(self, *args, **kwargs):
+            urllib.request._HTTPSHandler_ori.__init__(self, *args, **kwargs)
+            if self.no_certificate_check:
+                self._context = ctx_no_verify
+
+    urllib.request._HTTPSHandler_ori = urllib.request.HTTPSHandler
+    urllib.request.HTTPSHandler = HTTPSHandler
+    urllib.request.HTTPSHandler.no_certificate_check = True