Validate framework changes, intorduce get_stable_cuda.py add py3.13t required changes

.github/scripts/validate_binaries.sh

@@ -21,15 +21,18 @@ else
         # Conda pinned see issue: https://github.com/ContinuumIO/anaconda-issues/issues/13350
         conda install -y conda=23.11.0
     fi
-    # Please note ffmpeg is required for torchaudio, see https://github.com/pytorch/pytorch/issues/96159
-    conda create -y -n ${ENV_NAME} python=${MATRIX_PYTHON_VERSION} numpy ffmpeg
-    conda activate ${ENV_NAME}
 
-    # Remove when https://github.com/pytorch/builder/issues/1985 is fixed
-    if [[ ${MATRIX_GPU_ARCH_TYPE} == 'cuda-aarch64' ]]; then
-        pip3 install numpy --force-reinstall
+    if [[ ${MATRIX_PYTHON_VERSION} == "3.13t" ]]; then
+        conda create -y -n ${ENV_NAME} python=3.13 python-freethreading -c conda-forge
+        conda activate ${ENV_NAME}
+        TORCH_ONLY='true'
+    else
+        # Please note ffmpeg is required for torchaudio, see https://github.com/pytorch/pytorch/issues/96159
+        conda create -y -n ${ENV_NAME} python=${MATRIX_PYTHON_VERSION} ffmpeg
+        conda activate ${ENV_NAME}
     fi
 
+    pip3 install numpy --force-reinstall
     INSTALLATION=${MATRIX_INSTALLATION/"conda install"/"conda install -y"}
     TEST_SUFFIX=""
 
@@ -79,8 +82,8 @@ else
 
     pushd ${PWD}/.ci/pytorch/
 
-    # TODO: enable torch-compile on ROCM
-    if [[ ${MATRIX_GPU_ARCH_TYPE} == "rocm" ]]; then
+    # TODO: enable torch-compile on ROCM and on 3.13t
+    if [[ ${MATRIX_GPU_ARCH_TYPE} == "rocm" || ${MATRIX_PYTHON_VERSION} == "3.13t" ]]; then
         TEST_SUFFIX=${TEST_SUFFIX}" --torch-compile-check disabled"
     fi
 

.github/workflows/validate-linux-binaries.yml

@@ -158,9 +158,10 @@ jobs:
         eval "$(conda shell.bash hook)"
         printf '%s\n' ${{ toJson(inputs.release-matrix) }} > release_matrix.json
 
+        CUDA_VERSION_STABLE=$(python3 ../../test-infra/tools/scripts/get_stable_cuda_version.py --channel ${MATRIX_CHANNEL})
         # Special case PyPi installation package. And Install of PyPi package via poetry
         if [[ ${MATRIX_PACKAGE_TYPE} == "manywheel" && \
-              ${MATRIX_GPU_ARCH_VERSION} == "12.4" && \
+              ${MATRIX_GPU_ARCH_VERSION} == "${CUDA_VERSION_STABLE}" && \
               ${MATRIX_CHANNEL} == "release" && \
               ${USE_ONLY_DL_PYTORCH_ORG} == "false" ]]; then
           source ../../test-infra/.github/scripts/validate_pipy.sh
@@ -183,15 +184,16 @@ jobs:
       timeout: 180
       script: |
         set -ex
-        cd .ci/pytorch/
         python3 -m ensurepip --upgrade
+        CUDA_VERSION=$(python3 ../../test-infra/tools/scripts/get_stable_cuda_version.py --channel ${{ inputs.channel }})
+        CUDA_VERSION_NODOT=$(echo $CUDA_VERSION | tr -d '.')
 
-        DWN_PYTORCH_ORG="https://download.pytorch.org/whl/nightly/cu124"
+        DWN_PYTORCH_ORG="https://download.pytorch.org/whl/nightly/cu${CUDA_VERSION_NODOT}"
         if [[ ${{ inputs.channel }} == 'test' ]]; then
-          DWN_PYTORCH_ORG="https://download.pytorch.org/whl/test/cu124"
+          DWN_PYTORCH_ORG="https://download.pytorch.org/whl/test/cu${CUDA_VERSION_NODOT}"
         elif [[ ${{ inputs.channel }} == 'release' ]]; then
-          DWN_PYTORCH_ORG="https://download.pytorch.org/whl/cu124"
+          DWN_PYTORCH_ORG="https://download.pytorch.org/whl/cu${CUDA_VERSION_NODOT}"
         fi
 
         python3 -m pip install torch --index-url ${DWN_PYTORCH_ORG}
-        python3 -c "import torch"
+        python3 .ci/pytorch/smoke_test/smoke_test.py --package torchonly

.github/workflows/validate-pypi-wheel-binary-size.yml

@@ -32,7 +32,12 @@ jobs:
           pip3 install -r tools/binary_size_validation/requirements.txt
       - name: Run validation
         run: |
+          # shellcheck disable=SC2086
+          CUDA_VERSION=$(python3 tools/scripts/get_stable_cuda_version.py --channel ${CHANNEL})
+          # shellcheck disable=SC2086
+          CUDA_VERSION_NODOT=$(echo ${CUDA_VERSION} | tr -d '.')
+
           # shellcheck disable=SC2086
           python tools/binary_size_validation/binary_size_validation.py \
-              --url https://download.pytorch.org/whl/${CHANNEL}/cu124/torch/ \
-              --include "linux" --only-latest-version --threshold 750
+              --url https://download.pytorch.org/whl/${CHANNEL}/cu${CUDA_VERSION_NODOT}/torch/ \
+              --include "manylinux" --only-latest-version --threshold 750

tools/scripts/generate_binary_build_matrix.py

@@ -44,6 +44,12 @@
     "12.8": {"cuda": "12.8.0", "cudnn": "9"},
 }
 
+STABLE_CUDA_VERSIONS = {
+    "nightly": "12.6",
+    "test": "12.4",
+    "release": "12.4",
+}
+
 CUDA_AARCH64_ARCHES = ["12.6-aarch64", "12.8-aarch64"]
 
 PACKAGE_TYPES = ["wheel", "conda", "libtorch"]

tools/scripts/get_stable_cuda_version.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+
+"""Return stable CUDA version for the current channel"""
+
+import argparse
+import json
+import os
+import sys
+from typing import List
+
+
+def main(args: List[str]) -> None:
+    import generate_binary_build_matrix
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "--channel",
+        help="Channel to use, default nightly",
+        type=str,
+        choices=["nightly", "test", "release"],
+        default=os.getenv("CHANNEL", "nightly"),
+    )
+    options = parser.parse_args(args)
+    print(generate_binary_build_matrix.STABLE_CUDA_VERSIONS[options.channel])
+
+
+if __name__ == "__main__":
+    main(sys.argv[1:])