conda-forge · h-vetinari · May 3, 2025 · Mar 20, 2025 · Apr 2, 2025 · Apr 7, 2025
@@ -16,7 +16,7 @@ jobs:
   build:
     name: ${{ matrix.CONFIG }}
     runs-on: ${{ matrix.runs_on }}
-    timeout-minutes: 900
+    timeout-minutes: 1200
     strategy:
       fail-fast: false
       matrix:

@@ -19,7 +19,7 @@ github:
   tooling_branch_name: main
 github_actions:
   self_hosted: true
-  timeout_minutes: 900
+  timeout_minutes: 1200
   triggers:
   - push
   - pull_request

@@ -18,6 +18,11 @@ set PYTORCH_BUILD_VERSION=%PKG_VERSION%
 @REM https://github.com/conda-forge/pytorch-cpu-feedstock/issues/315
 set PYTORCH_BUILD_NUMBER=0
 
+@REM Reduce job count on cirun-azure-windows-2xlarge to avoid being OOM-killed.
+if "%CI%" == "github_actions" (
+    SET MAX_JOBS=4
+)
+
 @REM Setup BLAS
 if "%blas_impl%" == "generic" (
     @REM Fake openblas
@@ -77,6 +82,10 @@ set USE_SYSTEM_EIGEN_INSTALL=1
 set USE_SYSTEM_PYBIND11=1
 set USE_SYSTEM_SLEEF=1
 
+@REM workaround to stop setup.py from trying to check whether we checked out
+@REM all submodules (we don't use all of them)
+del .gitmodules
+
 if not "%cuda_compiler_version%" == "None" (
     set USE_CUDA=1
     set USE_STATIC_CUDNN=0
@@ -186,7 +195,7 @@ if "%PKG_NAME%" == "libtorch" (
 
     @REM Navigate into the unpacked wheel; naming pattern of the folder is documented:
     @REM https://github.com/pypa/wheel/blob/0.45.1/src/wheel/cli/unpack.py#L11-L12
-    pushd torch-%PKG_VERSION%
+    pushd torch-*
     if %ERRORLEVEL% neq 0 exit 1
 
     @REM Move the binaries into the packages site-package directory

@@ -99,6 +99,10 @@ rm -rf $PREFIX/bin/protoc
 export USE_SYSTEM_PYBIND11=1
 export USE_SYSTEM_EIGEN_INSTALL=1
 
+# workaround to stop setup.py from trying to check whether we checked out
+# all submodules (we don't use all of them)
+rm -f .gitmodules
+
 # prevent six from being downloaded
 > third_party/NNPACK/cmake/DownloadSix.cmake
 
@@ -155,6 +159,8 @@ fi
 
 # MacOS build is simple, and will not be for CUDA
 if [[ "$OSTYPE" == "darwin"* ]]; then
+    export USE_CUDA=0
+
     # Produce macOS builds with torch.distributed support.
     # This is enabled by default on Linux, but disabled by default on macOS,
     # because it requires an non-bundled compile-time dependency (libuv

@@ -1,6 +1,6 @@
 # if you wish to build release candidate number X, append the version string with ".rcX"
-{% set version = "2.6.0" %}
-{% set build = 4 %}
+{% set version = "2.7.0" %}
+{% set build = 0 %}
 
 # Use a higher build number for the CUDA variant, to ensure that it's
 # preferred by conda's solver, and it's preferentially
@@ -13,61 +13,60 @@
 {% set build = build + 100 %}
 {% endif %}
 
-# see .ci/docker/ci_commit_pins/triton.txt
+# see https://github.com/pytorch/pytorch/blame/v{{ version }}/.ci/docker/ci_commit_pins/triton.txt
 # pytorch and triton are released in tandem, see notes in their release process
 # https://github.com/pytorch/pytorch/blob/main/RELEASE.md#triton-dependency-for-the-release
-{% set triton = "3.2.0" %}
+{% set triton = "3.3.0" %}
 
 # TODO Temporary pin, remove me
 {% set mkl = "<2025" %}
 
 package:
   name: libtorch
-  version: {{ version }}
+  version: {{ version.replace("-", ".") }}
 
 source:
 {% if "rc" in version %}
-  git_url: https://github.com/pytorch/pytorch.git
-  git_rev: v{{ version.replace(".rc", "-rc") }}
+  # - git_url: https://github.com/pytorch/pytorch.git
+  #   git_rev: v{{ version.replace(".rc", "-rc") }}
+  # we cannot apply patches to submodules when checking out with git_url, because
+  # then conda switches the patch-application to use git, which cannot construct
+  # a usable ancestor from outside the submodule; the only option then is to
+  # pull in the submodules separately.
+  - url: https://github.com/pytorch/pytorch/archive/refs/tags/v{{ version }}.tar.gz
+    sha256: 04ae0a8babdc9cb9dfc4f8746b2b8aa0f8ed0f9e92835cc4af0bcb01e3969e51
 {% else %}
   # The "pytorch-v" tarballs contain submodules; the "pytorch-" ones don't.
-  url: https://github.com/pytorch/pytorch/releases/download/v{{ version }}/pytorch-v{{ version }}.tar.gz
-  sha256: 3005690eb7b083c443a38c7657938af63902f524ad87a6c83f1aca38c77e3b57
+  - url: https://github.com/pytorch/pytorch/releases/download/v{{ version }}/pytorch-v{{ version }}.tar.gz
+    sha256: ecca266fa2de4235a9fd5a18a33299a9de55ab3babb87f8c297c1c9ab8d436bd
 {% endif %}
-  patches:
-    - patches/0001-Force-usage-of-python-3-and-error-without-numpy.patch
-    # backport https://github.com/pytorch/pytorch/pull/137084
-    - patches/0002-Help-find-numpy.patch
-    # unpin sympy; 1.13.2 was reported to result in test failures on Windows and mac, see
-    # https://github.com/pytorch/pytorch/pull/133235
-    - patches/0003-Update-sympy-version.patch
-    - patches/0004-Fix-duplicate-linker-script.patch  # [cuda_compiler_version != "None" and aarch64]
-    # conda-specific patch, lets us override CUDA paths
-    - patches/0005-Allow-overriding-CUDA-related-paths.patch
-    # fix BLAS calling convention for openblas
-    - patches/0006-Use-BLAS_USE_CBLAS_DOT-for-OpenBLAS-builds.patch
-    # fix mkl-2024 issue
-    # https://github.com/pytorch/pytorch/pull/143894
-    - patches/0007-fix-issue-142484.patch
-    - patches/0008-Fix-FindOpenBLAS.patch
-    # backport https://github.com/pytorch/pytorch/pull/145480
-    - patches/0009-simplify-torch.utils.cpp_extension.include_paths-use.patch
-    # point to headers that are now living in $PREFIX/include instead of $SP_DIR/torch/include
-    - patches/0010-point-include-paths-to-PREFIX-include.patch
-    - patches/0011-Add-conda-prefix-to-inductor-include-paths.patch
-    - patches/0012-make-ATEN_INCLUDE_DIR-relative-to-TORCH_INSTALL_PREF.patch
-    - patches/0013-remove-DESTINATION-lib-from-CMake-install-TARGETS-di.patch                       # [win]
-    - patches/0014-avoid-deprecated-find_package-CUDA-in-caffe2-CMake-m.patch
-    # backport https://github.com/pytorch/pytorch/pull/140030
-    - patches/0015-export-AOTI_TORCH_EXPORT-on-Windows.-140030.patch
-    - patches/0016-Fix-CUPTI-lookup-to-include-target-directory.patch
-    - patches/0017-Hide-torch_python-symbols-142214.patch
-    - patches/0018-Always-use-system-nvtx.patch
-    - patches_submodules/fbgemm/0001-remove-DESTINATION-lib-from-CMake-install-directives.patch     # [win]
-    - patches_submodules/tensorpipe/0001-switch-away-from-find_package-CUDA.patch
-    # backport https://github.com/google/XNNPACK/commit/5f23827e66cca435fa400b6e221892ac95af0079
-    # for https://github.com/pytorch/pytorch/issues/141083
-    - patches_submodules/XNNPACK/0001-Fix-bazel-linux-aarch64-gcc13-workflow-and-resolve-a.patch
+    patches:
+      - patches/0001-Force-usage-of-python-3-and-error-without-numpy.patch
+      # backport https://github.com/pytorch/pytorch/pull/137084
+      - patches/0002-Help-find-numpy.patch
+      - patches/0003-Fix-duplicate-linker-script.patch  # [cuda_compiler_version != "None" and aarch64]
+      # conda-specific patch, lets us override CUDA paths
+      - patches/0004-Allow-overriding-CUDA-related-paths.patch
+      # fix BLAS calling convention for openblas
+      - patches/0005-Use-BLAS_USE_CBLAS_DOT-for-OpenBLAS-builds.patch
+      # fix mkl-2024 issue
+      # https://github.com/pytorch/pytorch/pull/143894
+      - patches/0006-fix-issue-142484.patch
+      - patches/0007-Fix-FindOpenBLAS.patch
+      # point to headers that are now living in $PREFIX/include instead of $SP_DIR/torch/include
+      - patches/0008-point-include-paths-to-PREFIX-include.patch
+      - patches/0009-Add-conda-prefix-to-inductor-include-paths.patch
+      - patches/0010-make-ATEN_INCLUDE_DIR-relative-to-TORCH_INSTALL_PREF.patch
+      - patches/0011-remove-DESTINATION-lib-from-CMake-install-TARGETS-di.patch                       # [win]
+      - patches/0012-avoid-deprecated-find_package-CUDA-in-caffe2-CMake-m.patch
+      # backport https://github.com/pytorch/pytorch/pull/148668
+      - patches/0013-Fix-CUPTI-lookup-to-include-target-directory.patch
+      # backport (practically speaking) https://github.com/pytorch/pytorch/pull/149861
+      - patches/0014-Always-use-system-nvtx.patch
+      # https://github.com/pytorch/pytorch/pull/152533
+      - patches/0015-Do-not-check-out-nccl-when-not-building-it.patch
+      - patches_submodules/fbgemm/0001-remove-DESTINATION-lib-from-CMake-install-directives.patch     # [win]
+      - patches_submodules/tensorpipe/0001-switch-away-from-find_package-CUDA.patch
 
 build:
   number: {{ build }}
@@ -347,9 +346,7 @@ outputs:
         # https://github.com/conda-forge/pytorch-cpu-feedstock/issues/380; also used at runtime, see
         # https://github.com/pytorch/pytorch/blob/v2.6.0/torch/utils/cpp_extension.py#L2166-2172
         - setuptools <76
-        # sympy 1.13.2 was reported to result in test failures on Windows and mac
-        # https://github.com/pytorch/pytorch/pull/133235
-        - sympy >=1.13.1,!=1.13.2
+        - sympy >=1.13.3
         - typing_extensions >=4.10.0
       run_constrained:
         # These constraints ensure conflict between pytorch and
@@ -503,6 +500,8 @@ outputs:
         {% set skips = skips ~ " or (TestNN and test_Conv3d_pad_same_dilated)" %}        # [win]
         {% set skips = skips ~ " or (TestNN and test_Conv3d_stride)" %}                  # [win]
         {% set skips = skips ~ " or (TestNN and test_Conv3d_stride_padding)" %}          # [win]
+        # flaky test, fragile to GC behavior
+        {% set skips = skips ~ " or (TestTorch and test_tensor_cycle_via_slots)" %}
 
         # the whole test suite takes forever, but we should get a good enough coverage
         # for potential packaging problems by running a fixed subset

@@ -1,17 +1,17 @@
-From b1493b8712c1fc4ad02b2640c191f3c7f1fc6c9d Mon Sep 17 00:00:00 2001
+From 092b3f5e67c558e20a3daf1ba276eeded48b3c7c Mon Sep 17 00:00:00 2001
 From: Mark Harfouche <mark.harfouche@gmail.com>
 Date: Sun, 1 Sep 2024 17:35:40 -0400
-Subject: [PATCH 01/15] Force usage of python 3 and error without numpy
+Subject: [PATCH 01/14] Force usage of python 3 and error without numpy
 
 ---
  cmake/Dependencies.cmake | 6 +++---
  1 file changed, 3 insertions(+), 3 deletions(-)
 
 diff --git a/cmake/Dependencies.cmake b/cmake/Dependencies.cmake
-index 1813f4418a2..36b507f4f6e 100644
+index be45936a8ea..4bc52c05d87 100644
 --- a/cmake/Dependencies.cmake
 +++ b/cmake/Dependencies.cmake
-@@ -848,9 +848,9 @@ if(BUILD_PYTHON)
+@@ -871,9 +871,9 @@ if(BUILD_PYTHON)
    if(USE_NUMPY)
      list(APPEND PYTHON_COMPONENTS NumPy)
    endif()
@@ -23,7 +23,7 @@ index 1813f4418a2..36b507f4f6e 100644
  endif()
 
  if(NOT Python_Interpreter_FOUND)
-@@ -867,7 +867,7 @@ if(BUILD_PYTHON)
+@@ -890,7 +890,7 @@ if(BUILD_PYTHON)
    if(Python_Development.Module_FOUND)
      if(USE_NUMPY)
        if(NOT Python_NumPy_FOUND)

@@ -1,17 +1,17 @@
-From e88ebf63cc47b4471e6be3142cda1c2483b4dc9b Mon Sep 17 00:00:00 2001
+From 164e8a4f639d67355c6adb89a1f24310a412900b Mon Sep 17 00:00:00 2001
 From: Mark Harfouche <mark.harfouche@gmail.com>
 Date: Tue, 1 Oct 2024 00:28:40 -0400
-Subject: [PATCH 02/15] Help find numpy
+Subject: [PATCH 02/14] Help find numpy
 
 ---
  tools/setup_helpers/cmake.py | 6 ++++++
  1 file changed, 6 insertions(+)
 
 diff --git a/tools/setup_helpers/cmake.py b/tools/setup_helpers/cmake.py
-index 84e4dad32d3..8ce7272bea8 100644
+index ad0d0fb014b..73495989fa0 100644
 --- a/tools/setup_helpers/cmake.py
 +++ b/tools/setup_helpers/cmake.py
-@@ -306,9 +306,15 @@ class CMake:
+@@ -305,9 +305,15 @@ class CMake:
              sys.exit(1)
          build_options.update(cmake__options)
 

@@ -1,17 +1,17 @@
-From be785be20dab23d5cee88e13adf40150ce9ead3c Mon Sep 17 00:00:00 2001
+From 2286ff082c8b4bc5396dfb4399cf76f7d7b9b954 Mon Sep 17 00:00:00 2001
 From: Jeongseok Lee <jeongseok@meta.com>
 Date: Sun, 3 Nov 2024 01:12:36 -0700
-Subject: [PATCH 04/15] Fix duplicate linker script
+Subject: [PATCH 03/14] Fix duplicate linker script
 
 ---
  setup.py | 4 +++-
  1 file changed, 3 insertions(+), 1 deletion(-)
 
 diff --git a/setup.py b/setup.py
-index d73cec7dd86..75fdfce7e35 100644
+index 61ee9363fc2..4fa1c3ed5c5 100644
 --- a/setup.py
 +++ b/setup.py
-@@ -1125,7 +1125,9 @@ def main():
+@@ -1146,7 +1146,9 @@ def main():
              filein="cmake/prioritized_text.txt", fout="cmake/linker_script.ld"
          )
          linker_script_path = os.path.abspath("cmake/linker_script.ld")

@@ -1,7 +1,7 @@
-From e0cb086099287bd51fdbe8e6f847ec2d0646f085 Mon Sep 17 00:00:00 2001
+From 36ddf96a8cdfa9be10e765051600be92eca07b60 Mon Sep 17 00:00:00 2001
 From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
 Date: Wed, 27 Nov 2024 13:47:23 +0100
-Subject: [PATCH 05/15] Allow overriding CUDA-related paths
+Subject: [PATCH 04/14] Allow overriding CUDA-related paths
 
 ---
  cmake/Modules/FindCUDAToolkit.cmake | 2 +-
@@ -22,10 +22,10 @@ index ec9ae530aa6..b7c0bd9fc51 100644
    set(CUDAToolkit_LIBRARY_ROOT "${CMAKE_CUDA_COMPILER_LIBRARY_ROOT}")
    set(CUDAToolkit_VERSION "${CMAKE_CUDA_COMPILER_TOOLKIT_VERSION}")
 diff --git a/tools/setup_helpers/cmake.py b/tools/setup_helpers/cmake.py
-index 8ce7272bea8..67b2b495c62 100644
+index 73495989fa0..e9cb1f9ae35 100644
 --- a/tools/setup_helpers/cmake.py
 +++ b/tools/setup_helpers/cmake.py
-@@ -253,7 +253,7 @@ class CMake:
+@@ -252,7 +252,7 @@ class CMake:
              true_var = additional_options.get(var)
              if true_var is not None:
                  build_options[true_var] = val

@@ -1,7 +1,7 @@
-From 7e7547dab6c26e7fd324fde6cb6aad5d57bebcf9 Mon Sep 17 00:00:00 2001
+From df94f95de452af9ad0f183689fef82ad494a9dcf Mon Sep 17 00:00:00 2001
 From: Isuru Fernando <ifernando@quansight.com>
 Date: Wed, 18 Dec 2024 03:59:00 +0000
-Subject: [PATCH 06/15] Use BLAS_USE_CBLAS_DOT for OpenBLAS builds
+Subject: [PATCH 05/14] Use BLAS_USE_CBLAS_DOT for OpenBLAS builds
 
 There are two calling conventions for *dotu functions
 
@@ -31,10 +31,10 @@ functional calls.
  1 file changed, 1 insertion(+)
 
 diff --git a/cmake/Dependencies.cmake b/cmake/Dependencies.cmake
-index 36b507f4f6e..b94993c34ba 100644
+index 4bc52c05d87..c356c7cdfe2 100644
 --- a/cmake/Dependencies.cmake
 +++ b/cmake/Dependencies.cmake
-@@ -181,6 +181,7 @@ elseif(BLAS STREQUAL "OpenBLAS")
+@@ -182,6 +182,7 @@ elseif(BLAS STREQUAL "OpenBLAS")
    set(BLAS_INFO "open")
    set(BLAS_FOUND 1)
    set(BLAS_LIBRARIES ${OpenBLAS_LIB})

@@ -1,15 +1,15 @@
-From 63f0d3218792d874650a7926f2b956ecbe74eac0 Mon Sep 17 00:00:00 2001
+From f2214da14d4a60a11073f261f99d1a72b54dec18 Mon Sep 17 00:00:00 2001
 From: "Zheng, Zhaoqiong" <zhaoqiong.zheng@intel.com>
 Date: Fri, 27 Dec 2024 13:49:36 +0800
-Subject: [PATCH 07/15] fix issue 142484
+Subject: [PATCH 06/14] fix issue 142484
 
 From https://github.com/pytorch/pytorch/pull/143894
 ---
  aten/src/ATen/native/mkl/SpectralOps.cpp | 12 +++++++++++-
  1 file changed, 11 insertions(+), 1 deletion(-)
 
 diff --git a/aten/src/ATen/native/mkl/SpectralOps.cpp b/aten/src/ATen/native/mkl/SpectralOps.cpp
-index 3d777ecdcf8..2227e492dea 100644
+index 8deefaade89..7304044b3eb 100644
 --- a/aten/src/ATen/native/mkl/SpectralOps.cpp
 +++ b/aten/src/ATen/native/mkl/SpectralOps.cpp
 @@ -478,7 +478,17 @@ static Tensor& _exec_fft(Tensor& out, const Tensor& self, IntArrayRef out_sizes,

@@ -1,7 +1,7 @@
-From 6e00778c46305f6a36670fa99a326c2426203a42 Mon Sep 17 00:00:00 2001
+From 490514d3495367fd83e7ad23ddccf60fb93f6e38 Mon Sep 17 00:00:00 2001
 From: Bas Zalmstra <bas@prefix.dev>
 Date: Thu, 16 May 2024 10:46:49 +0200
-Subject: [PATCH 08/15] Fix FindOpenBLAS
+Subject: [PATCH 07/14] Fix FindOpenBLAS
 
 ---
  cmake/Modules/FindOpenBLAS.cmake | 15 +++++++++------