(airflow) 16/27: [v3-1-test] Also limit urllib3 to < 2.6.0 in k8s tests - for use in v3-1-tests (#59152) (#59158)

[ep...@apache.org]

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ephraimanierobi pushed a commit to branch v3-1-test
in repository https://gitbox.apache.org/repos/asf/airflow.git

commit f92c28c3cd73aa1f6d80f67e2024f77d1ed06a93
Author: Jarek Potiuk <ja...@potiuk.com>
AuthorDate: Sun Dec 7 16:36:31 2025 +0100

    [v3-1-test] Also limit urllib3 to < 2.6.0 in k8s tests - for use in v3-1-tests (#59152) (#59158)
    
    (cherry picked from commit a129c2cbd713e099d4d7cf15249cf9eb820c23db)
---
 kubernetes-tests/pyproject.toml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/kubernetes-tests/pyproject.toml b/kubernetes-tests/pyproject.toml
index bced4f3384d..90ddc85ea62 100644
--- a/kubernetes-tests/pyproject.toml
+++ b/kubernetes-tests/pyproject.toml
@@ -41,6 +41,10 @@ dependencies = [
     "apache-airflow-task-sdk",
     # Requests 3 if it will be released, will be heavily breaking.
     "requests>=2.32.0,<3",
+    # Urllib 2.6.0 breaks kubernetes client because kubernetes client uses deprecated in 2.0.0 and
+    # removed in 2.6.0 `getheaders()` call (instead of `headers` property.
+    # Tracked in https://github.com/kubernetes-client/python/issues/2477
+    "urllib3>=2.1.0,<2.6.0",
 ]
 
 [tool.pytest]