【python-error】pip安装scipy和skimage的问题

problem

Preparing wheel metadata ... error
ERROR: Command errored out with exit status 1:
command: /usr/bin/python3 /home/nvidia/.local/lib/python3.5/site-packages/pip/_vendor/pep517/_in_process.py prepare_metadata_for_build_wheel /tmp/tmp4ni9fiuk
cwd: /tmp/pip-install-2cb5fflq/scipy_eb62c47876544f59a9abfa350c7a7a07
Complete output (106 lines):
lapack_opt_info:
lapack_mkl_info:
libraries mkl_rt not found in ['/usr/local/lib', '/usr/lib', '/usr/lib/aarch64-linux-gnu']
NOT AVAILABLE

openblas_lapack_info:
libraries openblas not found in ['/usr/local/lib', '/usr/lib', '/usr/lib/aarch64-linux-gnu']
NOT AVAILABLE

system_info:
NOT AVAILABLE

atlas_3_10_threads_info:
Setting PTATLAS=ATLAS
libraries tatlas,tatlas not found in /usr/local/lib
libraries lapack_atlas not found in /usr/local/lib
libraries tatlas,tatlas not found in /usr/lib
libraries lapack_atlas not found in /usr/lib
libraries tatlas,tatlas not found in /usr/lib/aarch64-linux-gnu
libraries lapack_atlas not found in /usr/lib/aarch64-linux-gnu
<class 'numpy.distutils.system_info.atlas_3_10_threads_info'>
NOT AVAILABLE

atlas_3_10_info:
libraries satlas,satlas not found in /usr/local/lib
libraries lapack_atlas not found in /usr/local/lib
libraries satlas,satlas not found in /usr/lib
libraries lapack_atlas not found in /usr/lib
libraries satlas,satlas not found in /usr/lib/aarch64-linux-gnu
libraries lapack_atlas not found in /usr/lib/aarch64-linux-gnu
<class 'numpy.distutils.system_info.atlas_3_10_info'>
NOT AVAILABLE

atlas_threads_info:
Setting PTATLAS=ATLAS
libraries ptf77blas,ptcblas,atlas not found in /usr/local/lib
libraries lapack_atlas not found in /usr/local/lib
libraries ptf77blas,ptcblas,atlas not found in /usr/lib
libraries lapack_atlas not found in /usr/lib
libraries ptf77blas,ptcblas,atlas not found in /usr/lib/aarch64-linux-gnu
libraries lapack_atlas not found in /usr/lib/aarch64-linux-gnu
<class 'numpy.distutils.system_info.atlas_threads_info'>
NOT AVAILABLE

atlas_info:
libraries f77blas,cblas,atlas not found in /usr/local/lib
libraries lapack_atlas not found in /usr/local/lib
libraries f77blas,cblas,atlas not found in /usr/lib
libraries lapack_atlas not found in /usr/lib
libraries f77blas,cblas,atlas not found in /usr/lib/aarch64-linux-gnu
libraries lapack_atlas not found in /usr/lib/aarch64-linux-gnu
<class 'numpy.distutils.system_info.atlas_info'>
NOT AVAILABLE

lapack_info:
libraries lapack not found in ['/usr/local/lib', '/usr/lib', '/usr/lib/aarch64-linux-gnu']
NOT AVAILABLE

lapack_src_info:
NOT AVAILABLE

NOT AVAILABLE

setup.py:420: UserWarning: Unrecognized setuptools command ('dist_info --egg-base /tmp/pip-modern-metadata-jityi9jr'), proceeding with generating Cython sources and expanding templates
' '.join(sys.argv[1:])))
Running from scipy source directory.
/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/numpy/distutils/system_info.py:572: UserWarning:
Atlas (http://math-atlas.sourceforge.net/) libraries not found.
Directories to search for the libraries can be specified in the
numpy/distutils/site.cfg file (section [atlas]) or by setting
the ATLAS environment variable.
self.calc_info()
/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/numpy/distutils/system_info.py:572: UserWarning:
Lapack (http://www.netlib.org/lapack/) libraries not found.
Directories to search for the libraries can be specified in the
numpy/distutils/site.cfg file (section [lapack]) or by setting
the LAPACK environment variable.
self.calc_info()
/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/numpy/distutils/system_info.py:572: UserWarning:
Lapack (http://www.netlib.org/lapack/) sources not found.
Directories to search for the sources can be specified in the
numpy/distutils/site.cfg file (section [lapack_src]) or by setting
the LAPACK_SRC environment variable.
self.calc_info()
Traceback (most recent call last):
File "/home/nvidia/.local/lib/python3.5/site-packages/pip/_vendor/pep517/_in_process.py", line 280, in <module>
main()
File "/home/nvidia/.local/lib/python3.5/site-packages/pip/_vendor/pep517/_in_process.py", line 263, in main
json_out['return_val'] = hook(**hook_input['kwargs'])
File "/home/nvidia/.local/lib/python3.5/site-packages/pip/_vendor/pep517/_in_process.py", line 133, in prepare_metadata_for_build_wheel
return hook(metadata_directory, config_settings)
File "/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/setuptools/build_meta.py", line 161, in prepare_metadata_for_build_wheel
self.run_setup()
File "/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/setuptools/build_meta.py", line 254, in run_setup
self).run_setup(setup_script=setup_script)
File "/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/setuptools/build_meta.py", line 145, in run_setup
exec(compile(code, __file__, 'exec'), locals())
File "setup.py", line 540, in <module>
setup_package()
File "setup.py", line 536, in setup_package
setup(**metadata)
File "/tmp/pip-build-env-s4ew27v5/overlay/lib/python3.5/site-packages/numpy/distutils/core.py", line 135, in setup
config = configuration()
File "setup.py", line 435, in configuration
raise NotFoundError(msg)
numpy.distutils.system_info.NotFoundError: No lapack/blas resources found.
----------------------------------------
ERROR: Command errored out with exit status 1: /usr/bin/python3 /home/nvidia/.local/lib/python3.5/site-packages/pip/_vendor/pep517/_in_process.py prepare_metadata_for_build_wheel /tmp/tmp4ni9fiuk Check the logs for full command output.

原因

pip 安装 scipy 时，因为是编译安装，所以如果缺少一些编译库，会报很多错误。

解决方法

sudo apt-get install libopenblas-dev liblapack-dev libatlas-base-dev libblas-dev

参考

1. scipy安装错误及解决（libraries mkl_rt not found）；

完