From 569295adc7616dd9721340f3fbd04b64de693b59 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 13:29:20 -0400
Subject: [PATCH 01/16] [DO NOT MERGE]: test upstream libkvikio wheel with
 vendored nvcomp

---
 ci/build_wheel_libcudf.sh     | 8 ++++++++
 dependencies.yaml             | 2 +-
 python/libcudf/pyproject.toml | 1 -
 3 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 9337e01a18b2..3802b7e30673 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -17,6 +17,14 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};cuda_suffixed=true" \
 | tee /tmp/requirements-build.txt
 
+
+set -x
+LIBKVIKIO_WHEEL=$(rapids-get-artifact "libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_WHEEL}" > /tmp/constraints.txt
+export PIP_CONSTRAINT="/tmp/constraints.txt"
+set +x
+
+
 rapids-logger "Installing build requirements"
 rapids-pip-retry install \
     -v \
diff --git a/dependencies.yaml b/dependencies.yaml
index 32b114057ce7..808277a3f526 100644
--- a/dependencies.yaml
+++ b/dependencies.yaml
@@ -216,7 +216,7 @@ files:
     includes:
       - depends_on_libkvikio
       - depends_on_librmm
-      - depends_on_nvcomp
+      # - depends_on_nvcomp
       - depends_on_rapids_logger
   py_build_pylibcudf:
     output: pyproject
diff --git a/python/libcudf/pyproject.toml b/python/libcudf/pyproject.toml
index 8ef792a35558..fd1936ecf0dd 100644
--- a/python/libcudf/pyproject.toml
+++ b/python/libcudf/pyproject.toml
@@ -40,7 +40,6 @@ classifiers = [
 dependencies = [
     "libkvikio==25.6.*,>=0.0.0a0",
     "librmm==25.6.*,>=0.0.0a0",
-    "nvidia-nvcomp==4.2.0.11",
     "rapids-logger==0.1.*,>=0.0.0a0",
 ] # This list was generated by `rapids-dependency-file-generator`. To make changes, edit ../../dependencies.yaml and run `rapids-dependency-file-generator`.
 

From 9b40d9f8214bbcbc336d9082b57e8ac6f477c8ce Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 13:56:27 -0400
Subject: [PATCH 02/16] bucket path

---
 ci/build_wheel_libcudf.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 3802b7e30673..6352209a9487 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -19,7 +19,7 @@ rapids-dependency-file-generator \
 
 
 set -x
-LIBKVIKIO_WHEEL=$(rapids-get-artifact "libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl")
+LIBKVIKIO_WHEEL=$(rapids-get-artifact "ci/kvikio/pull-request/702/5437fca/libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl")
 echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_WHEEL}" > /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 set +x

From 30073fef641ee8cb8760708c2351eccdb5412f44 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 14:13:26 -0400
Subject: [PATCH 03/16] tarball and wheel have different suffixes

---
 ci/build_wheel_libcudf.sh | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 6352209a9487..917e1a8bbdd3 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -19,12 +19,14 @@ rapids-dependency-file-generator \
 
 
 set -x
-LIBKVIKIO_WHEEL=$(rapids-get-artifact "ci/kvikio/pull-request/702/5437fca/libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_WHEEL}" > /tmp/constraints.txt
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/5437fca/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" > /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 set +x
 
-
 rapids-logger "Installing build requirements"
 rapids-pip-retry install \
     -v \

From 0626b609859d6c9c4fd7caa0f5b6cb381479e83b Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 14:48:25 -0400
Subject: [PATCH 04/16] update sha and version suffix for updated kvikio

---
 ci/build_wheel_libcudf.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 917e1a8bbdd3..36ba16b6beda 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -20,9 +20,9 @@ rapids-dependency-file-generator \
 
 set -x
 #kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a28-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/5437fca/${LIBKVIKIO_TARBALL}")
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
 echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" > /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 set +x

From c9f740217722d2c10000e2fdecf2f7db179f9ead Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 15:46:02 -0400
Subject: [PATCH 05/16] make sure we use the updated kvikio wheel everywhere

---
 ci/build_wheel_cudf.sh       | 8 ++++++++
 ci/build_wheel_pylibcudf.sh  | 9 +++++++++
 ci/test_wheel_cudf.sh        | 7 +++++++
 ci/test_wheel_cudf_polars.sh | 7 +++++++
 ci/test_wheel_dask_cudf.sh   | 7 +++++++
 5 files changed, 38 insertions(+)

diff --git a/ci/build_wheel_cudf.sh b/ci/build_wheel_cudf.sh
index b6bf12e16264..40e6025017a7 100755
--- a/ci/build_wheel_cudf.sh
+++ b/ci/build_wheel_cudf.sh
@@ -18,6 +18,14 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 echo "pylibcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${PYLIBCUDF_WHEELHOUSE}/pylibcudf_*.whl)" >> /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
+set -x
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
+set +x
+
 ./ci/build_wheel.sh cudf ${package_dir}
 
 # repair wheels and write to the location that artifact-uploading code expects to find them
diff --git a/ci/build_wheel_pylibcudf.sh b/ci/build_wheel_pylibcudf.sh
index bfac8c6f7911..20b68018612b 100755
--- a/ci/build_wheel_pylibcudf.sh
+++ b/ci/build_wheel_pylibcudf.sh
@@ -16,6 +16,15 @@ LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rap
 echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/libcudf_*.whl)" > /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
+
+set -x
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
+set +x
+
 ./ci/build_wheel.sh pylibcudf ${package_dir}
 
 # repair wheels and write to the location that artifact-uploading code expects to find them
diff --git a/ci/test_wheel_cudf.sh b/ci/test_wheel_cudf.sh
index 9efd8b584fc1..add9c3a989e8 100755
--- a/ci/test_wheel_cudf.sh
+++ b/ci/test_wheel_cudf.sh
@@ -15,6 +15,13 @@ rapids-logger "Install cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf ./constraints.txt
 
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
+
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
     -v \
diff --git a/ci/test_wheel_cudf_polars.sh b/ci/test_wheel_cudf_polars.sh
index 90154499c1df..12164f09aeac 100755
--- a/ci/test_wheel_cudf_polars.sh
+++ b/ci/test_wheel_cudf_polars.sh
@@ -17,6 +17,13 @@ rapids-logger "Installing cudf_polars and its dependencies"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf_polars ./constraints.txt
 
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
+
 # echo to expand wildcard before adding `[test,experimental]` requires for pip
 rapids-pip-retry install \
     -v \
diff --git a/ci/test_wheel_dask_cudf.sh b/ci/test_wheel_dask_cudf.sh
index 95af2c8ddea6..f84df3034aa8 100755
--- a/ci/test_wheel_dask_cudf.sh
+++ b/ci/test_wheel_dask_cudf.sh
@@ -16,6 +16,13 @@ rapids-logger "Install dask_cudf, cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_dask_cudf ./constraints.txt
 
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
+
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
   -v \

From 66b507eb5c2605f28562ed05f58d1cc39288a0e7 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 15:56:14 -0400
Subject: [PATCH 06/16] cleaner downloading of artifacts from kvikio PR

---
 ci/build_wheel_cudf.sh       | 23 ++++++++++++++++-------
 ci/build_wheel_libcudf.sh    | 25 +++++++++++++++++--------
 ci/build_wheel_pylibcudf.sh  | 24 +++++++++++++++++-------
 ci/test_wheel_cudf.sh        | 22 ++++++++++++++++------
 ci/test_wheel_cudf_polars.sh | 22 ++++++++++++++++------
 ci/test_wheel_dask_cudf.sh   | 22 ++++++++++++++++------
 6 files changed, 98 insertions(+), 40 deletions(-)

diff --git a/ci/build_wheel_cudf.sh b/ci/build_wheel_cudf.sh
index 40e6025017a7..8ae2aa6b5e0a 100755
--- a/ci/build_wheel_cudf.sh
+++ b/ci/build_wheel_cudf.sh
@@ -18,13 +18,22 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 echo "pylibcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${PYLIBCUDF_WHEELHOUSE}/pylibcudf_*.whl)" >> /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
-set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
-set +x
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat >> /tmp/constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
 
 ./ci/build_wheel.sh cudf ${package_dir}
 
diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 36ba16b6beda..5f8846e4e6ae 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -17,15 +17,24 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};cuda_suffixed=true" \
 | tee /tmp/requirements-build.txt
 
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat > /tmp/constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
+export PIP_CONSTRAINT=/tmp/constraints.txt
 
-set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" > /tmp/constraints.txt
-export PIP_CONSTRAINT="/tmp/constraints.txt"
-set +x
 
 rapids-logger "Installing build requirements"
 rapids-pip-retry install \
diff --git a/ci/build_wheel_pylibcudf.sh b/ci/build_wheel_pylibcudf.sh
index 20b68018612b..a862982b8edb 100755
--- a/ci/build_wheel_pylibcudf.sh
+++ b/ci/build_wheel_pylibcudf.sh
@@ -17,13 +17,23 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
 
-set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
-set +x
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat >> /tmp/constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
+export PIP_CONSTRAINT=/tmp/constraints.txt
 
 ./ci/build_wheel.sh pylibcudf ${package_dir}
 
diff --git a/ci/test_wheel_cudf.sh b/ci/test_wheel_cudf.sh
index add9c3a989e8..06140b40c5b3 100755
--- a/ci/test_wheel_cudf.sh
+++ b/ci/test_wheel_cudf.sh
@@ -15,12 +15,22 @@ rapids-logger "Install cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf ./constraints.txt
 
-set -x
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat >> ./constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
 
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
diff --git a/ci/test_wheel_cudf_polars.sh b/ci/test_wheel_cudf_polars.sh
index 12164f09aeac..8f30963bf27d 100755
--- a/ci/test_wheel_cudf_polars.sh
+++ b/ci/test_wheel_cudf_polars.sh
@@ -17,12 +17,22 @@ rapids-logger "Installing cudf_polars and its dependencies"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf_polars ./constraints.txt
 
-set -x
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat >> ./constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
 
 # echo to expand wildcard before adding `[test,experimental]` requires for pip
 rapids-pip-retry install \
diff --git a/ci/test_wheel_dask_cudf.sh b/ci/test_wheel_dask_cudf.sh
index f84df3034aa8..400350df5d87 100755
--- a/ci/test_wheel_dask_cudf.sh
+++ b/ci/test_wheel_dask_cudf.sh
@@ -16,12 +16,22 @@ rapids-logger "Install dask_cudf, cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_dask_cudf ./constraints.txt
 
-set -x
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
+# ci/use_wheels_from_prs.sh
+RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
+
+# download wheels, store the directories holding them in variables
+LIBKVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
+)
+KVIKIO_WHEELHOUSE=$(
+  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
+)
+
+# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
+cat >> ./constraints.txt <<EOF
+libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
+kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
+EOF
 
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \

From c0af5c799b11024e5c2ac9d450bd2551654b23cf Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 16:05:10 -0400
Subject: [PATCH 07/16] disable using nvcomp runtime wheel

---
 ci/build_wheel_libcudf.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 5f8846e4e6ae..280a587f53c6 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -46,7 +46,7 @@ rapids-pip-retry install \
 # 0 really means "add --no-build-isolation" (ref: https://github.com/pypa/pip/issues/5735)
 export PIP_NO_BUILD_ISOLATION=0
 
-export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=ON"
+export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=OFF"
 ./ci/build_wheel.sh "${package_name}" "${package_dir}"
 
 # repair wheels and write to the location that artifact-uploading code expects to find them

From c3510299b0c699929b4ed199db0ca263b9c3c393 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 16:15:33 -0400
Subject: [PATCH 08/16] Revert "cleaner downloading of artifacts from kvikio
 PR"

This reverts commit 66b507eb5c2605f28562ed05f58d1cc39288a0e7.
---
 ci/build_wheel_cudf.sh       | 23 +++++++----------------
 ci/build_wheel_libcudf.sh    | 25 ++++++++-----------------
 ci/build_wheel_pylibcudf.sh  | 24 +++++++-----------------
 ci/test_wheel_cudf.sh        | 22 ++++++----------------
 ci/test_wheel_cudf_polars.sh | 22 ++++++----------------
 ci/test_wheel_dask_cudf.sh   | 22 ++++++----------------
 6 files changed, 40 insertions(+), 98 deletions(-)

diff --git a/ci/build_wheel_cudf.sh b/ci/build_wheel_cudf.sh
index 8ae2aa6b5e0a..40e6025017a7 100755
--- a/ci/build_wheel_cudf.sh
+++ b/ci/build_wheel_cudf.sh
@@ -18,22 +18,13 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 echo "pylibcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${PYLIBCUDF_WHEELHOUSE}/pylibcudf_*.whl)" >> /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat >> /tmp/constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
+set -x
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
+set +x
 
 ./ci/build_wheel.sh cudf ${package_dir}
 
diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 280a587f53c6..255c694796cf 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -17,24 +17,15 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};cuda_suffixed=true" \
 | tee /tmp/requirements-build.txt
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat > /tmp/constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
-export PIP_CONSTRAINT=/tmp/constraints.txt
 
+set -x
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" > /tmp/constraints.txt
+export PIP_CONSTRAINT="/tmp/constraints.txt"
+set +x
 
 rapids-logger "Installing build requirements"
 rapids-pip-retry install \
diff --git a/ci/build_wheel_pylibcudf.sh b/ci/build_wheel_pylibcudf.sh
index a862982b8edb..20b68018612b 100755
--- a/ci/build_wheel_pylibcudf.sh
+++ b/ci/build_wheel_pylibcudf.sh
@@ -17,23 +17,13 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat >> /tmp/constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
-export PIP_CONSTRAINT=/tmp/constraints.txt
+set -x
+#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
+set +x
 
 ./ci/build_wheel.sh pylibcudf ${package_dir}
 
diff --git a/ci/test_wheel_cudf.sh b/ci/test_wheel_cudf.sh
index 06140b40c5b3..add9c3a989e8 100755
--- a/ci/test_wheel_cudf.sh
+++ b/ci/test_wheel_cudf.sh
@@ -15,22 +15,12 @@ rapids-logger "Install cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf ./constraints.txt
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat >> ./constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
 
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
diff --git a/ci/test_wheel_cudf_polars.sh b/ci/test_wheel_cudf_polars.sh
index 8f30963bf27d..12164f09aeac 100755
--- a/ci/test_wheel_cudf_polars.sh
+++ b/ci/test_wheel_cudf_polars.sh
@@ -17,22 +17,12 @@ rapids-logger "Installing cudf_polars and its dependencies"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf_polars ./constraints.txt
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat >> ./constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
 
 # echo to expand wildcard before adding `[test,experimental]` requires for pip
 rapids-pip-retry install \
diff --git a/ci/test_wheel_dask_cudf.sh b/ci/test_wheel_dask_cudf.sh
index 400350df5d87..f84df3034aa8 100755
--- a/ci/test_wheel_dask_cudf.sh
+++ b/ci/test_wheel_dask_cudf.sh
@@ -16,22 +16,12 @@ rapids-logger "Install dask_cudf, cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_dask_cudf ./constraints.txt
 
-# ci/use_wheels_from_prs.sh
-RAPIDS_PY_CUDA_SUFFIX=$(rapids-wheel-ctk-name-gen "${RAPIDS_CUDA_VERSION}")
-
-# download wheels, store the directories holding them in variables
-LIBKVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 cpp
-)
-KVIKIO_WHEELHOUSE=$(
-  RAPIDS_PY_WHEEL_NAME="kvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python
-)
-
-# write a pip constraints file saying e.g. "whenever you encounter a requirement for 'librmm-cu12', use this wheel"
-cat >> ./constraints.txt <<EOF
-libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBKVIKIO_WHEELHOUSE}/libkvikio_*.whl)
-kvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${KVIKIO_WHEELHOUSE}/kvikio_*.whl)
-EOF
+set -x
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
 
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \

From 8e5378ad85a6282a75b1b232e6cdc52515e101fd Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Tue, 29 Apr 2025 16:39:28 -0400
Subject: [PATCH 09/16] Revert "disable using nvcomp runtime wheel"

This reverts commit c0af5c799b11024e5c2ac9d450bd2551654b23cf.
---
 ci/build_wheel_libcudf.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 255c694796cf..36ba16b6beda 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -37,7 +37,7 @@ rapids-pip-retry install \
 # 0 really means "add --no-build-isolation" (ref: https://github.com/pypa/pip/issues/5735)
 export PIP_NO_BUILD_ISOLATION=0
 
-export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=OFF"
+export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=ON"
 ./ci/build_wheel.sh "${package_name}" "${package_dir}"
 
 # repair wheels and write to the location that artifact-uploading code expects to find them

From 97faca6adb6222f6351b8d6c531ea577c6d48a69 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Wed, 30 Apr 2025 11:13:00 -0400
Subject: [PATCH 10/16] try to fix install paths

---
 ci/build_wheel_cudf.sh       | 1 -
 ci/build_wheel_pylibcudf.sh  | 1 -
 ci/test_wheel_cudf.sh        | 4 ++++
 ci/test_wheel_cudf_polars.sh | 4 ++++
 ci/test_wheel_dask_cudf.sh   | 4 ++++
 5 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/ci/build_wheel_cudf.sh b/ci/build_wheel_cudf.sh
index 40e6025017a7..6f9a899d6a80 100755
--- a/ci/build_wheel_cudf.sh
+++ b/ci/build_wheel_cudf.sh
@@ -19,7 +19,6 @@ echo "pylibcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${PYLIBCUDF_WHEELHOUSE}
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
 set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
 LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
 LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
diff --git a/ci/build_wheel_pylibcudf.sh b/ci/build_wheel_pylibcudf.sh
index 20b68018612b..e6cdd531a78d 100755
--- a/ci/build_wheel_pylibcudf.sh
+++ b/ci/build_wheel_pylibcudf.sh
@@ -18,7 +18,6 @@ export PIP_CONSTRAINT="/tmp/constraints.txt"
 
 
 set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
 LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
 LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
diff --git a/ci/test_wheel_cudf.sh b/ci/test_wheel_cudf.sh
index add9c3a989e8..f291392622a3 100755
--- a/ci/test_wheel_cudf.sh
+++ b/ci/test_wheel_cudf.sh
@@ -16,6 +16,10 @@ rapids-logger "Install cudf, pylibcudf, and test requirements"
 rapids-generate-pip-constraints py_test_cudf ./constraints.txt
 
 set -x
+AUDITWHEEL_ARCH="$(arch)"
+export AUDITWHEEL_ARCH
+AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+export AUDITWHEEL_PLAT
 LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
 LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
diff --git a/ci/test_wheel_cudf_polars.sh b/ci/test_wheel_cudf_polars.sh
index 12164f09aeac..a5d615efec22 100755
--- a/ci/test_wheel_cudf_polars.sh
+++ b/ci/test_wheel_cudf_polars.sh
@@ -18,6 +18,10 @@ rapids-logger "Installing cudf_polars and its dependencies"
 rapids-generate-pip-constraints py_test_cudf_polars ./constraints.txt
 
 set -x
+AUDITWHEEL_ARCH="$(arch)"
+export AUDITWHEEL_ARCH
+AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+export AUDITWHEEL_PLAT
 LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
 LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
diff --git a/ci/test_wheel_dask_cudf.sh b/ci/test_wheel_dask_cudf.sh
index f84df3034aa8..9b181c64ef6b 100755
--- a/ci/test_wheel_dask_cudf.sh
+++ b/ci/test_wheel_dask_cudf.sh
@@ -17,6 +17,10 @@ rapids-logger "Install dask_cudf, cudf, pylibcudf, and test requirements"
 rapids-generate-pip-constraints py_test_dask_cudf ./constraints.txt
 
 set -x
+AUDITWHEEL_ARCH="$(arch)"
+export AUDITWHEEL_ARCH
+AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+export AUDITWHEEL_PLAT
 LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
 LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
 LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")

From 6e75249e9255f3fd96bd86087d54de94eaf91804 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Wed, 30 Apr 2025 11:13:10 -0400
Subject: [PATCH 11/16] update libcudf RPATH for libkvikio-bundled nvcomp

---
 ci/build_wheel_libcudf.sh     |  2 +-
 python/libcudf/CMakeLists.txt | 10 ++++++++++
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 36ba16b6beda..3a97574fa291 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -37,7 +37,7 @@ rapids-pip-retry install \
 # 0 really means "add --no-build-isolation" (ref: https://github.com/pypa/pip/issues/5735)
 export PIP_NO_BUILD_ISOLATION=0
 
-export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=ON"
+export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_FROM_LIBKVIKIO_WHEEL=ON"
 ./ci/build_wheel.sh "${package_name}" "${package_dir}"
 
 # repair wheels and write to the location that artifact-uploading code expects to find them
diff --git a/python/libcudf/CMakeLists.txt b/python/libcudf/CMakeLists.txt
index b88694ec274f..c3e16c4b4808 100644
--- a/python/libcudf/CMakeLists.txt
+++ b/python/libcudf/CMakeLists.txt
@@ -23,6 +23,7 @@ project(
 )
 
 option(USE_NVCOMP_RUNTIME_WHEEL "Use the nvcomp wheel at runtime instead of the system library" OFF)
+option(USE_NVCOMP_FROM_LIBKVIKIO_WHEEL "Use nvcomp bundled with libkvikio" OFF)
 
 # Check if cudf is already available. If so, it is the user's responsibility to ensure that the
 # CMake package is also available at build time of the Python cudf package.
@@ -55,3 +56,12 @@ if(USE_NVCOMP_RUNTIME_WHEEL)
     APPEND
   )
 endif()
+
+if(USE_NVCOMP_FROM_LIBKVIKIO_WHEEL)
+  set(rpaths "$ORIGIN/../../libkvikio/lib64")
+  set_property(
+    TARGET cudf
+    PROPERTY INSTALL_RPATH ${rpaths}
+    APPEND
+  )
+endif()

From 3121d4eb25581177d5e56a0cfd9b7e2a1efc5bbd Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Wed, 30 Apr 2025 11:40:02 -0400
Subject: [PATCH 12/16] don't export nvcomp

---
 python/libcudf/CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/python/libcudf/CMakeLists.txt b/python/libcudf/CMakeLists.txt
index c3e16c4b4808..2bbdb7012299 100644
--- a/python/libcudf/CMakeLists.txt
+++ b/python/libcudf/CMakeLists.txt
@@ -39,7 +39,7 @@ set(BUILD_TESTS OFF)
 set(BUILD_BENCHMARKS OFF)
 set(CUDF_BUILD_TESTUTIL OFF)
 set(CUDF_BUILD_STREAMS_TEST_UTIL OFF)
-if(USE_NVCOMP_RUNTIME_WHEEL)
+if(USE_NVCOMP_RUNTIME_WHEEL OR USE_NVCOMP_FROM_LIBKVIKIO_WHEEL)
   set(CUDF_EXPORT_NVCOMP OFF)
 endif()
 set(CUDA_STATIC_RUNTIME ON)

From a3d9625b958728855e2ed30b3b8626cea79ff6b5 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Wed, 30 Apr 2025 13:34:42 -0400
Subject: [PATCH 13/16] make sure upstream libkvikio is installed for pandas
 and polars tests

---
 ci/cudf_pandas_scripts/run_tests.sh | 3 +++
 ci/test_cudf_polars_polars_tests.sh | 5 ++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/ci/cudf_pandas_scripts/run_tests.sh b/ci/cudf_pandas_scripts/run_tests.sh
index cefa5d72e457..010942c75ef9 100755
--- a/ci/cudf_pandas_scripts/run_tests.sh
+++ b/ci/cudf_pandas_scripts/run_tests.sh
@@ -56,6 +56,9 @@ else
     # generate constraints (possibly pinning to oldest support versions of dependencies)
     rapids-generate-pip-constraints test_python_cudf_pandas ./constraints.txt
 
+    LIBKVIKIO_WHEELHOUSE=$(GITHUB_RUN_ID=14738962324 RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python)
+    echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_WHEELHOUSE}/libkvikio_${RAPIDS_PY_CUDA_SUFFIX}*.whl" >> ./constraints.txt
+
     python -m pip install \
         -v \
         --constraint ./constraints.txt \
diff --git a/ci/test_cudf_polars_polars_tests.sh b/ci/test_cudf_polars_polars_tests.sh
index 8e4ade406374..456f1a1613b3 100755
--- a/ci/test_cudf_polars_polars_tests.sh
+++ b/ci/test_cudf_polars_polars_tests.sh
@@ -12,12 +12,15 @@ CUDF_POLARS_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="cudf_polars_${RAPIDS_PY_CUDA_SUFF
 LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 PYLIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="pylibcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
+LIBKVIKIO_WHEELHOUSE=$(GITHUB_RUN_ID=14738962324 RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python)
+
 rapids-logger "Install libcudf, pylibcudf and cudf_polars"
 rapids-pip-retry install \
     -v \
     "$(echo "${CUDF_POLARS_WHEELHOUSE}"/cudf_polars_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)[test]" \
     "$(echo "${LIBCUDF_WHEELHOUSE}"/libcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
-    "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"
+    "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
+    "$(echo "${LIBKVIKIO_WHEELHOUSE}"/libkvikio_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"
 
 
 TAG=$(python -c 'import polars; print(f"py-{polars.__version__}")')

From d39e41ad017613cada902cc5060935dd12ab4f2e Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Wed, 30 Apr 2025 14:42:52 -0400
Subject: [PATCH 14/16] and again

---
 ci/cudf_pandas_scripts/run_tests.sh | 12 ++++++++++--
 ci/test_cudf_polars_polars_tests.sh | 16 +++++++++++++---
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/ci/cudf_pandas_scripts/run_tests.sh b/ci/cudf_pandas_scripts/run_tests.sh
index 010942c75ef9..7af3b71ff9c8 100755
--- a/ci/cudf_pandas_scripts/run_tests.sh
+++ b/ci/cudf_pandas_scripts/run_tests.sh
@@ -56,8 +56,16 @@ else
     # generate constraints (possibly pinning to oldest support versions of dependencies)
     rapids-generate-pip-constraints test_python_cudf_pandas ./constraints.txt
 
-    LIBKVIKIO_WHEELHOUSE=$(GITHUB_RUN_ID=14738962324 RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python)
-    echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_WHEELHOUSE}/libkvikio_${RAPIDS_PY_CUDA_SUFFIX}*.whl" >> ./constraints.txt
+    set -x
+    AUDITWHEEL_ARCH="$(arch)"
+    export AUDITWHEEL_ARCH
+    AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+    export AUDITWHEEL_PLAT
+    LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+    LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+    LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+    echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+    set +x
 
     python -m pip install \
         -v \
diff --git a/ci/test_cudf_polars_polars_tests.sh b/ci/test_cudf_polars_polars_tests.sh
index 456f1a1613b3..205b45d3dff2 100755
--- a/ci/test_cudf_polars_polars_tests.sh
+++ b/ci/test_cudf_polars_polars_tests.sh
@@ -12,15 +12,25 @@ CUDF_POLARS_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="cudf_polars_${RAPIDS_PY_CUDA_SUFF
 LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 PYLIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="pylibcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
-LIBKVIKIO_WHEELHOUSE=$(GITHUB_RUN_ID=14738962324 RAPIDS_PY_WHEEL_NAME="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}" rapids-get-pr-wheel-artifact-github kvikio 702 python)
+set -x
+AUDITWHEEL_ARCH="$(arch)"
+export AUDITWHEEL_ARCH
+AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+export AUDITWHEEL_PLAT
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
+export PIP_CONSTRAINT="/tmp/constraints.txt"
+set +x
+
 
 rapids-logger "Install libcudf, pylibcudf and cudf_polars"
 rapids-pip-retry install \
     -v \
     "$(echo "${CUDF_POLARS_WHEELHOUSE}"/cudf_polars_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)[test]" \
     "$(echo "${LIBCUDF_WHEELHOUSE}"/libcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
-    "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
-    "$(echo "${LIBKVIKIO_WHEELHOUSE}"/libkvikio_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"
+    "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"
 
 
 TAG=$(python -c 'import polars; print(f"py-{polars.__version__}")')

From 897033393cf073c9f89b397e325faafd9a67fc88 Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Thu, 1 May 2025 06:58:04 -0400
Subject: [PATCH 15/16] yet another spot to constrain install

---
 ci/cudf_pandas_scripts/pandas-tests/run.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/ci/cudf_pandas_scripts/pandas-tests/run.sh b/ci/cudf_pandas_scripts/pandas-tests/run.sh
index 6feea4c153c2..c638b529c684 100755
--- a/ci/cudf_pandas_scripts/pandas-tests/run.sh
+++ b/ci/cudf_pandas_scripts/pandas-tests/run.sh
@@ -17,8 +17,21 @@ CUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="cudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-do
 LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 PYLIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="pylibcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
+
+set -x
+AUDITWHEEL_ARCH="$(arch)"
+export AUDITWHEEL_ARCH
+AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
+export AUDITWHEEL_PLAT
+LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
+LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
+LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
+echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
+set +x
+
 # echo to expand wildcard before adding `[extra]` requires for pip
 python -m pip install \
+  --constraint ./constraints.txt \
   "$(echo "${CUDF_WHEELHOUSE}"/cudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)[test,pandas-tests]" \
   "$(echo "${LIBCUDF_WHEELHOUSE}"/libcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
   "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"

From b16cbe61d639455a823d1fc22b5ffe014d26778e Mon Sep 17 00:00:00 2001
From: Gil Forsyth <gforsyth@nvidia.com>
Date: Fri, 2 May 2025 09:37:21 -0400
Subject: [PATCH 16/16] refactor: use upstream nightly wheel for
 libkvikio+nvcomp

---
 ci/build_wheel_cudf.sh                     |  7 -------
 ci/build_wheel_libcudf.sh                  | 14 ++++----------
 ci/build_wheel_pylibcudf.sh                |  8 --------
 ci/cudf_pandas_scripts/pandas-tests/run.sh | 13 -------------
 ci/cudf_pandas_scripts/run_tests.sh        | 11 -----------
 ci/test_cudf_polars_polars_tests.sh        | 13 -------------
 ci/test_wheel_cudf.sh                      | 11 -----------
 ci/test_wheel_cudf_polars.sh               | 11 -----------
 ci/test_wheel_dask_cudf.sh                 | 11 -----------
 dependencies.yaml                          |  3 +++
 python/libcudf/CMakeLists.txt              |  8 ++++++++
 11 files changed, 15 insertions(+), 95 deletions(-)

diff --git a/ci/build_wheel_cudf.sh b/ci/build_wheel_cudf.sh
index 6f9a899d6a80..b6bf12e16264 100755
--- a/ci/build_wheel_cudf.sh
+++ b/ci/build_wheel_cudf.sh
@@ -18,13 +18,6 @@ echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/lib
 echo "pylibcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${PYLIBCUDF_WHEELHOUSE}/pylibcudf_*.whl)" >> /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
-set -x
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
-set +x
-
 ./ci/build_wheel.sh cudf ${package_dir}
 
 # repair wheels and write to the location that artifact-uploading code expects to find them
diff --git a/ci/build_wheel_libcudf.sh b/ci/build_wheel_libcudf.sh
index 3a97574fa291..6f12417a131e 100755
--- a/ci/build_wheel_libcudf.sh
+++ b/ci/build_wheel_libcudf.sh
@@ -17,16 +17,6 @@ rapids-dependency-file-generator \
   --matrix "cuda=${RAPIDS_CUDA_VERSION%.*};arch=$(arch);py=${RAPIDS_PY_VERSION};cuda_suffixed=true" \
 | tee /tmp/requirements-build.txt
 
-
-set -x
-#kvikio_wheel_cpp_libkvikio_cu11_aarch64.tar.gz
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" > /tmp/constraints.txt
-export PIP_CONSTRAINT="/tmp/constraints.txt"
-set +x
-
 rapids-logger "Installing build requirements"
 rapids-pip-retry install \
     -v \
@@ -37,6 +27,10 @@ rapids-pip-retry install \
 # 0 really means "add --no-build-isolation" (ref: https://github.com/pypa/pip/issues/5735)
 export PIP_NO_BUILD_ISOLATION=0
 
+# TODO(nvcomp): when `nvcomp` supports Python 3.13 and we de-vendor `nvcomp` from `kvikio`
+# this should be switched back to using the nvcomp runtime wheel
+# https://github.com/rapidsai/build-planning/issues/171
+# export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_RUNTIME_WHEEL=ON"
 export SKBUILD_CMAKE_ARGS="-DUSE_NVCOMP_FROM_LIBKVIKIO_WHEEL=ON"
 ./ci/build_wheel.sh "${package_name}" "${package_dir}"
 
diff --git a/ci/build_wheel_pylibcudf.sh b/ci/build_wheel_pylibcudf.sh
index e6cdd531a78d..bfac8c6f7911 100755
--- a/ci/build_wheel_pylibcudf.sh
+++ b/ci/build_wheel_pylibcudf.sh
@@ -16,14 +16,6 @@ LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rap
 echo "libcudf-${RAPIDS_PY_CUDA_SUFFIX} @ file://$(echo ${LIBCUDF_WHEELHOUSE}/libcudf_*.whl)" > /tmp/constraints.txt
 export PIP_CONSTRAINT="/tmp/constraints.txt"
 
-
-set -x
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
-set +x
-
 ./ci/build_wheel.sh pylibcudf ${package_dir}
 
 # repair wheels and write to the location that artifact-uploading code expects to find them
diff --git a/ci/cudf_pandas_scripts/pandas-tests/run.sh b/ci/cudf_pandas_scripts/pandas-tests/run.sh
index c638b529c684..6feea4c153c2 100755
--- a/ci/cudf_pandas_scripts/pandas-tests/run.sh
+++ b/ci/cudf_pandas_scripts/pandas-tests/run.sh
@@ -17,21 +17,8 @@ CUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="cudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-do
 LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 PYLIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="pylibcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
-
-set -x
-AUDITWHEEL_ARCH="$(arch)"
-export AUDITWHEEL_ARCH
-AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-export AUDITWHEEL_PLAT
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
-
 # echo to expand wildcard before adding `[extra]` requires for pip
 python -m pip install \
-  --constraint ./constraints.txt \
   "$(echo "${CUDF_WHEELHOUSE}"/cudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)[test,pandas-tests]" \
   "$(echo "${LIBCUDF_WHEELHOUSE}"/libcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)" \
   "$(echo "${PYLIBCUDF_WHEELHOUSE}"/pylibcudf_"${RAPIDS_PY_CUDA_SUFFIX}"*.whl)"
diff --git a/ci/cudf_pandas_scripts/run_tests.sh b/ci/cudf_pandas_scripts/run_tests.sh
index 7af3b71ff9c8..cefa5d72e457 100755
--- a/ci/cudf_pandas_scripts/run_tests.sh
+++ b/ci/cudf_pandas_scripts/run_tests.sh
@@ -56,17 +56,6 @@ else
     # generate constraints (possibly pinning to oldest support versions of dependencies)
     rapids-generate-pip-constraints test_python_cudf_pandas ./constraints.txt
 
-    set -x
-    AUDITWHEEL_ARCH="$(arch)"
-    export AUDITWHEEL_ARCH
-    AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-    export AUDITWHEEL_PLAT
-    LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-    LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-    LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-    echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-    set +x
-
     python -m pip install \
         -v \
         --constraint ./constraints.txt \
diff --git a/ci/test_cudf_polars_polars_tests.sh b/ci/test_cudf_polars_polars_tests.sh
index 205b45d3dff2..8e4ade406374 100755
--- a/ci/test_cudf_polars_polars_tests.sh
+++ b/ci/test_cudf_polars_polars_tests.sh
@@ -12,19 +12,6 @@ CUDF_POLARS_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="cudf_polars_${RAPIDS_PY_CUDA_SUFF
 LIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="libcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github cpp)
 PYLIBCUDF_WHEELHOUSE=$(RAPIDS_PY_WHEEL_NAME="pylibcudf_${RAPIDS_PY_CUDA_SUFFIX}" rapids-download-wheels-from-github python)
 
-set -x
-AUDITWHEEL_ARCH="$(arch)"
-export AUDITWHEEL_ARCH
-AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-export AUDITWHEEL_PLAT
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> /tmp/constraints.txt
-export PIP_CONSTRAINT="/tmp/constraints.txt"
-set +x
-
-
 rapids-logger "Install libcudf, pylibcudf and cudf_polars"
 rapids-pip-retry install \
     -v \
diff --git a/ci/test_wheel_cudf.sh b/ci/test_wheel_cudf.sh
index f291392622a3..9efd8b584fc1 100755
--- a/ci/test_wheel_cudf.sh
+++ b/ci/test_wheel_cudf.sh
@@ -15,17 +15,6 @@ rapids-logger "Install cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf ./constraints.txt
 
-set -x
-AUDITWHEEL_ARCH="$(arch)"
-export AUDITWHEEL_ARCH
-AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-export AUDITWHEEL_PLAT
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
-
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
     -v \
diff --git a/ci/test_wheel_cudf_polars.sh b/ci/test_wheel_cudf_polars.sh
index a5d615efec22..90154499c1df 100755
--- a/ci/test_wheel_cudf_polars.sh
+++ b/ci/test_wheel_cudf_polars.sh
@@ -17,17 +17,6 @@ rapids-logger "Installing cudf_polars and its dependencies"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_cudf_polars ./constraints.txt
 
-set -x
-AUDITWHEEL_ARCH="$(arch)"
-export AUDITWHEEL_ARCH
-AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-export AUDITWHEEL_PLAT
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
-
 # echo to expand wildcard before adding `[test,experimental]` requires for pip
 rapids-pip-retry install \
     -v \
diff --git a/ci/test_wheel_dask_cudf.sh b/ci/test_wheel_dask_cudf.sh
index 9b181c64ef6b..95af2c8ddea6 100755
--- a/ci/test_wheel_dask_cudf.sh
+++ b/ci/test_wheel_dask_cudf.sh
@@ -16,17 +16,6 @@ rapids-logger "Install dask_cudf, cudf, pylibcudf, and test requirements"
 # generate constraints (possibly pinning to oldest support versions of dependencies)
 rapids-generate-pip-constraints py_test_dask_cudf ./constraints.txt
 
-set -x
-AUDITWHEEL_ARCH="$(arch)"
-export AUDITWHEEL_ARCH
-AUDITWHEEL_PLAT="manylinux_2_28_$(arch)"
-export AUDITWHEEL_PLAT
-LIBKVIKIO_WHL="libkvikio_${RAPIDS_PY_CUDA_SUFFIX}-25.6.0a32-py3-none-${AUDITWHEEL_PLAT}.whl"
-LIBKVIKIO_TARBALL="kvikio_wheel_cpp_libkvikio_${RAPIDS_PY_CUDA_SUFFIX}_${AUDITWHEEL_ARCH}.tar.gz"
-LIBKVIKIO_DIR=$(rapids-get-artifact "ci/kvikio/pull-request/702/7f957eb/${LIBKVIKIO_TARBALL}")
-echo "libkvikio-${RAPIDS_PY_CUDA_SUFFIX} @ file://${LIBKVIKIO_DIR}/${LIBKVIKIO_WHL}" >> ./constraints.txt
-set +x
-
 # echo to expand wildcard before adding `[extra]` requires for pip
 rapids-pip-retry install \
   -v \
diff --git a/dependencies.yaml b/dependencies.yaml
index 808277a3f526..a4e8759516e6 100644
--- a/dependencies.yaml
+++ b/dependencies.yaml
@@ -216,6 +216,9 @@ files:
     includes:
       - depends_on_libkvikio
       - depends_on_librmm
+      # TODO(nvcomp): when `nvcomp` supports Python 3.13 and we de-vendor `nvcomp` from `kvikio`
+      # this dependency should be restored
+      # https://github.com/rapidsai/build-planning/issues/171
       # - depends_on_nvcomp
       - depends_on_rapids_logger
   py_build_pylibcudf:
diff --git a/python/libcudf/CMakeLists.txt b/python/libcudf/CMakeLists.txt
index 2bbdb7012299..ca737af08f31 100644
--- a/python/libcudf/CMakeLists.txt
+++ b/python/libcudf/CMakeLists.txt
@@ -23,6 +23,9 @@ project(
 )
 
 option(USE_NVCOMP_RUNTIME_WHEEL "Use the nvcomp wheel at runtime instead of the system library" OFF)
+
+# TODO(nvcomp): when `nvcomp` supports Python 3.13 and we de-vendor `nvcomp` from `kvikio` this
+# option should be removed https://github.com/rapidsai/build-planning/issues/171
 option(USE_NVCOMP_FROM_LIBKVIKIO_WHEEL "Use nvcomp bundled with libkvikio" OFF)
 
 # Check if cudf is already available. If so, it is the user's responsibility to ensure that the
@@ -39,6 +42,9 @@ set(BUILD_TESTS OFF)
 set(BUILD_BENCHMARKS OFF)
 set(CUDF_BUILD_TESTUTIL OFF)
 set(CUDF_BUILD_STREAMS_TEST_UTIL OFF)
+
+# TODO(nvcomp): when `nvcomp` supports Python 3.13 and we de-vendor `nvcomp` from `kvikio` the
+# libkvikio branch should be removed
 if(USE_NVCOMP_RUNTIME_WHEEL OR USE_NVCOMP_FROM_LIBKVIKIO_WHEEL)
   set(CUDF_EXPORT_NVCOMP OFF)
 endif()
@@ -57,6 +63,8 @@ if(USE_NVCOMP_RUNTIME_WHEEL)
   )
 endif()
 
+# TODO(nvcomp): when `nvcomp` supports Python 3.13 and we de-vendor `nvcomp` from `kvikio` this
+# block should be removed
 if(USE_NVCOMP_FROM_LIBKVIKIO_WHEEL)
   set(rpaths "$ORIGIN/../../libkvikio/lib64")
   set_property(