From 43505bb975f46ce4e140fdaf55192611d6e231ac Mon Sep 17 00:00:00 2001
From: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com>
Date: Thu, 9 Oct 2025 07:01:57 -0700
Subject: [PATCH] Pin pydantic<2.12 in ci/test_cudf_polars_polars_tests.sh
 (#20209)

## Description
Same change applied in https://github.com/rapidsai/cudf/pull/20200 for
25.10

## Checklist
- [ ] I am familiar with the [Contributing
Guidelines](https://github.com/rapidsai/cudf/blob/HEAD/CONTRIBUTING.md).
- [ ] New or existing tests cover these changes.
- [ ] The documentation is up to date with these changes.
---
 ci/test_cudf_polars_polars_tests.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ci/test_cudf_polars_polars_tests.sh b/ci/test_cudf_polars_polars_tests.sh
index 7c917c214b4..52ed456dc42 100755
--- a/ci/test_cudf_polars_polars_tests.sh
+++ b/ci/test_cudf_polars_polars_tests.sh
@@ -33,6 +33,9 @@ sed -i '/^polars-cloud$/d' polars/py-polars/requirements-dev.txt
 # Deltalake release 1.0.0 contains breaking changes for Polars. So we're adding an upper pinning temporarily
 # until things get resolved. Tracking Issue: https://github.com/pola-rs/polars/issues/22999
 sed -i 's/^deltalake>=0.15.0.*/deltalake>=0.15.0,<1.0.0/' polars/py-polars/requirements-dev.txt
+# pyiceberg depends on a non-documented attribute of pydantic.
+# AttributeError: 'pydantic_core._pydantic_core.ValidationInfo' object has no attribute 'current_schema_id'
+sed -i 's/^pydantic>=2.0.0.*/pydantic>=2.0.0,<2.12.0/' polars/py-polars/requirements-dev.txt
 rapids-pip-retry install -r polars/py-polars/requirements-dev.txt -r polars/py-polars/requirements-ci.txt
 
 # shellcheck disable=SC2317