i use cpu only,but cannot compile?how to resolve it？

[dotsonliu]

_build_ext.run(self)

File "/opt/conda/lib/python3.7/distutils/command/build_ext.py", line 340, in run
self.build_extensions()
File "/opt/conda/lib/python3.7/site-packages/torch/utils/cpp_extension.py", line 353, in build_extensions
build_ext.build_extensions(self)
File "/opt/conda/lib/python3.7/distutils/command/build_ext.py", line 449, in build_extensions
self._build_extensions_serial()
File "/opt/conda/lib/python3.7/distutils/command/build_ext.py", line 474, in _build_extensions_serial
self.build_extension(ext)
File "/opt/conda/lib/python3.7/site-packages/setuptools/command/build_ext.py", line 205, in build_extension
_build_ext.build_extension(self, ext)
File "/opt/conda/lib/python3.7/distutils/command/build_ext.py", line 534, in build_extension
depends=ext.depends)
File "/opt/conda/lib/python3.7/distutils/ccompiler.py", line 574, in compile
self._compile(obj, src, ext, cc_args, extra_postargs, pp_opts)
File "/opt/conda/lib/python3.7/site-packages/torch/utils/cpp_extension.py", line 269, in unix_wrap_compile
"'-fPIC'"] + cflags + _get_cuda_arch_flags(cflags)
File "/opt/conda/lib/python3.7/site-packages/torch/utils/cpp_extension.py", line 977, in _get_cuda_arch_flags
capability = torch.cuda.get_device_capability()
File "/opt/conda/lib/python3.7/site-packages/torch/cuda/init.py", line 328, in get_device_capability
prop = get_device_properties(device)
File "/opt/conda/lib/python3.7/site-packages/torch/cuda/init.py", line 334, in get_device_properties
init() # will define _get_device_properties and _CudaDeviceProperties
File "/opt/conda/lib/python3.7/site-packages/torch/cuda/init.py", line 164, in init
_lazy_init()
File "/opt/conda/lib/python3.7/site-packages/torch/cuda/init.py", line 192, in _lazy_init
_check_driver()
File "/opt/conda/lib/python3.7/site-packages/torch/cuda/init.py", line 102, in _check_driver
http://www.nvidia.com/Download/index.aspx""")
AssertionError:
Found no NVIDIA driver on your system. Please check that you
have an NVIDIA GPU and installed a driver from
http://www.nvidia.com/Download/index.aspx

[kennymckormick]

Seems the error log is not full. Please paste the complete error log and provide the command you run which lead to the error log.