[BUG] Xformers not support NO-GIL #1345
Description
[0m�[91m+ git clone --depth=1 --recursive https://github.com/facebookresearch/xformers /opt/xformers
�[0m�[91mCloning into '/opt/xformers'...
�[0m�[91mSubmodule 'third_party/composable_kernel_tiled' (https://github.com/ROCm/composable_kernel.git) registered for path 'third_party/composable_kernel_tiled'
�[0m�[91mSubmodule 'third_party/cutlass' (https://github.com/NVIDIA/cutlass.git) registered for path 'third_party/cutlass'
�[0m�[91mSubmodule 'third_party/flash-attention' (https://github.com/Dao-AILab/flash-attention.git) registered for path 'third_party/flash-attention'
�[0m�[91mCloning into '/opt/xformers/third_party/composable_kernel_tiled'...
�[0m�[91mCloning into '/opt/xformers/third_party/cutlass'...
�[0m�[91mCloning into '/opt/xformers/third_party/flash-attention'...
�[0mSubmodule path 'third_party/composable_kernel_tiled': checked out '50fad035248b154cdfa4505cf5de7465ce146149'
Submodule path 'third_party/cutlass': checked out 'e9627ce55b42fd2599f58cd4396da9380954def0'
Submodule path 'third_party/flash-attention': checked out 'c485eeade0c3ec9ce186c3640c52c9f1ce090b81'
�[91mSubmodule 'csrc/composable_kernel' (https://github.com/ROCm/composable_kernel.git) registered for path 'third_party/flash-attention/csrc/composable_kernel'
�[0m�[91mSubmodule 'csrc/cutlass' (https://github.com/NVIDIA/cutlass.git) registered for path 'third_party/flash-attention/csrc/cutlass'
�[0m�[91mCloning into '/opt/xformers/third_party/flash-attention/csrc/composable_kernel'...
�[0m�[91mCloning into '/opt/xformers/third_party/flash-attention/csrc/cutlass'...
�[0mSubmodule path 'third_party/flash-attention/csrc/composable_kernel': checked out 'e8709c24f403173ad21a2da907d1347957e324fb'
Submodule path 'third_party/flash-attention/csrc/cutlass': checked out 'c6aeb9179c5f74a0fcdbd28527bf4b6ba8c60752'
�[91m+ cd /opt/xformers
�[0m�[91m+ [[ -z '' ]]
+ export MAX_JOBS=6
+ MAX_JOBS=6
�[0m�[91m++ uname -i
�[0m�[91m+ ARCH=aarch64
+ '[' aarch64 = aarch64 ']'
�[0m�[91m+ export NVCC_THREADS=1
+ NVCC_THREADS=1
+ export 'CUDA_NVCC_FLAGS=-Xcudafe --threads=1'
+ CUDA_NVCC_FLAGS='-Xcudafe --threads=1'
+ export MAKEFLAGS=-j2
+ MAKEFLAGS=-j2
�[0mBuilding with MAX_JOBS=6 and CMAKE_BUILD_PARALLEL_LEVEL=6
�[91m+ export CMAKE_BUILD_PARALLEL_LEVEL=6
+ CMAKE_BUILD_PARALLEL_LEVEL=6
+ export NINJAFLAGS=-j2
+ NINJAFLAGS=-j2
+ echo 'Building with MAX_JOBS=6 and CMAKE_BUILD_PARALLEL_LEVEL=6'
+ MAX_JOBS=6
+ CMAKE_BUILD_PARALLEL_LEVEL=6
+ XFORMERS_DISABLE_FLASH_ATTN=1
+ XFORMERS_MORE_DETAILS=1
+ python3 setup.py --verbose bdist_wheel --dist-dir /opt/xformers/wheels
�[0m�[91m/opt/venv/lib/python3.14t/site-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
!!
********************************************************************************
Please consider removing the following classifiers in favor of a SPDX license expression:
License :: OSI Approved :: BSD License
See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
********************************************************************************
!!
self._finalize_license_expression()
�[0mrunning bdist_wheel
�[91mTraceback (most recent call last):
�[0m�[91m File "/opt/xformers/setup.py", line 782, in <module>
setuptools.setup(
~~~~~~~~~~~~~~~~^
name="xformers",
^^^^^^^^^^^^^^^^
...<33 lines>...
options={"bdist_wheel": {"py_limited_api": "cp39"}},
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
)
^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/__init__.py", line 115, in setup
return distutils.core.setup(**attrs)
~~~~~~~~~~~~~~~~~~~~^^^^^^^^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/_distutils/core.py", line 186, in setup
return run_commands(dist)
File "/opt/venv/lib/python3.14t/site-packages/setuptools/_distutils/core.py", line 202, in run_commands
dist.run_commands()
~~~~~~~~~~~~~~~~~^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/_distutils/dist.py", line 1002, in run_commands
self.run_command(cmd)
~~~~~~~~~~~~~~~~^^^^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/dist.py", line 1102, in run_command
super().run_command(command)
~~~~~~~~~~~~~~~~~~~^^^^^^^^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/_distutils/dist.py", line 1020, in run_command
cmd_obj.ensure_finalized()
~~~~~~~~~~~~~~~~~~~~~~~~^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/_distutils/cmd.py", line 135, in ensure_finalized
self.finalize_options()
~~~~~~~~~~~~~~~~~~~~~^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/command/bdist_wheel.py", line 250, in finalize_options
self._validate_py_limited_api()
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
File "/opt/venv/lib/python3.14t/site-packages/setuptools/command/bdist_wheel.py", line 285, in _validate_py_limited_api
raise ValueError(
...<4 lines>...
)
�[0m�[91mValueError: `py_limited_api='cp39'` not supported. `Py_LIMITED_API` is currently incompatible with `Py_GIL_DISABLED`. See https://github.com/python/cpython/issues/111506.
�[0mThe command '/bin/sh -c /tmp/xformers/install.sh || /tmp/xformers/build.sh' returned a non-zero code: 1
pylimit is not compatible python/cpython#111506