[英]What is the easiest way to install BLAS and LAPACK for scipy?
我想运行一个别人已经准备好的程序,它包括 scipy。 我试图安装 scipy
pip install scipy
但它给了我一个很长的错误。 我知道 Anaconda 和 Canopy 有很多方法,但我认为这些方法很长。 我想要一条捷径。 我也试过
G:\determinator_Oskar>pip install scipy
Collecting scipy
Using cached scipy-0.16.1.tar.gz
Building wheels for collected packages: scipy
Running setup.py bdist_wheel for scipy
Complete output from command g:\myve\scripts\python.exe -c "import setuptools;
__file__='e:\\temp_n~1\\pip-build-1xigxu\\scipy\\setup.py';exec(compile(open(__f
ile__).read().replace('\r\n', '\n'), __file__, 'exec'))" bdist_wheel -d e:\temp_
n~1\tmp07__zrpip-wheel-:
lapack_opt_info:
openblas_lapack_info:
libraries openblas not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
lapack_mkl_info:
mkl_info:
libraries mkl,vml,guide not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
NOT AVAILABLE
atlas_3_10_threads_info:
Setting PTATLAS=ATLAS
libraries tatlas,tatlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries tatlas,tatlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_3_10_threads_info'>
NOT AVAILABLE
atlas_3_10_info:
libraries satlas,satlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries satlas,satlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_3_10_info'>
NOT AVAILABLE
atlas_threads_info:
Setting PTATLAS=ATLAS
libraries ptf77blas,ptcblas,atlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries ptf77blas,ptcblas,atlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_threads_info'>
NOT AVAILABLE
atlas_info:
libraries f77blas,cblas,atlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries f77blas,cblas,atlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_info'>
NOT AVAILABLE
lapack_info:
libraries lapack not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
lapack_src_info:
NOT AVAILABLE
NOT AVAILABLE
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1552: 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.
warnings.warn(AtlasNotFoundError.__doc__)
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1563: 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.
warnings.warn(LapackNotFoundError.__doc__)
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1566: 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.
warnings.warn(LapackSrcNotFoundError.__doc__)
Running from scipy source directory.
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 253, in <module>
setup_package()
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 250, in setup_packa
ge
setup(**metadata)
File "g:\myve\lib\site-packages\numpy\distutils\core.py", line 135, in setup
config = configuration()
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 175, in configurati
on
config.add_subpackage('scipy')
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 1001, in
add_subpackage
caller_level = 2)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 970, in
get_subpackage
caller_level = caller_level + 1)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 907, in
_get_configuration_from_setup_py
config = setup_module.configuration(*args)
File "scipy\setup.py", line 15, in configuration
config.add_subpackage('linalg')
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 1001, in
add_subpackage
caller_level = 2)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 970, in
get_subpackage
caller_level = caller_level + 1)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 907, in
_get_configuration_from_setup_py
config = setup_module.configuration(*args)
File "scipy\linalg\setup.py", line 20, in configuration
raise NotFoundError('no lapack/blas resources found')
numpy.distutils.system_info.NotFoundError: no lapack/blas resources found
----------------------------------------
Failed building wheel for scipy
Failed to build scipy
Installing collected packages: scipy
Running setup.py install for scipy
Complete output from command g:\myve\scripts\python.exe -c "import setuptool
s, tokenize;__file__='e:\\temp_n~1\\pip-build-1xigxu\\scipy\\setup.py';exec(comp
ile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __fi
le__, 'exec'))" install --record e:\temp_n~1\pip-3hncqr-record\install-record.tx
t --single-version-externally-managed --compile --install-headers g:\myve\includ
e\site\python2.7\scipy:
lapack_opt_info:
openblas_lapack_info:
libraries openblas not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
lapack_mkl_info:
mkl_info:
libraries mkl,vml,guide not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
NOT AVAILABLE
atlas_3_10_threads_info:
Setting PTATLAS=ATLAS
libraries tatlas,tatlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries tatlas,tatlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_3_10_threads_info'>
NOT AVAILABLE
atlas_3_10_info:
libraries satlas,satlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries satlas,satlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_3_10_info'>
NOT AVAILABLE
atlas_threads_info:
Setting PTATLAS=ATLAS
libraries ptf77blas,ptcblas,atlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries ptf77blas,ptcblas,atlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_threads_info'>
NOT AVAILABLE
atlas_info:
libraries f77blas,cblas,atlas not found in g:\myve\lib
libraries lapack_atlas not found in g:\myve\lib
libraries f77blas,cblas,atlas not found in C:\
libraries lapack_atlas not found in C:\
<class 'numpy.distutils.system_info.atlas_info'>
NOT AVAILABLE
lapack_info:
libraries lapack not found in ['g:\\myve\\lib', 'C:\\']
NOT AVAILABLE
lapack_src_info:
NOT AVAILABLE
NOT AVAILABLE
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1552: 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.
warnings.warn(AtlasNotFoundError.__doc__)
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1563: 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.
warnings.warn(LapackNotFoundError.__doc__)
g:\myve\lib\site-packages\numpy\distutils\system_info.py:1566: 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.
warnings.warn(LapackSrcNotFoundError.__doc__)
Running from scipy source directory.
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 253, in <module>
setup_package()
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 250, in setup_pac
kage
setup(**metadata)
File "g:\myve\lib\site-packages\numpy\distutils\core.py", line 135, in set
up
config = configuration()
File "e:\temp_n~1\pip-build-1xigxu\scipy\setup.py", line 175, in configura
tion
config.add_subpackage('scipy')
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 1001,
in add_subpackage
caller_level = 2)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 970, i
n get_subpackage
caller_level = caller_level + 1)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 907, i
n _get_configuration_from_setup_py
config = setup_module.configuration(*args)
File "scipy\setup.py", line 15, in configuration
config.add_subpackage('linalg')
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 1001,
in add_subpackage
caller_level = 2)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 970, i
n get_subpackage
caller_level = caller_level + 1)
File "g:\myve\lib\site-packages\numpy\distutils\misc_util.py", line 907, i
n _get_configuration_from_setup_py
config = setup_module.configuration(*args)
File "scipy\linalg\setup.py", line 20, in configuration
raise NotFoundError('no lapack/blas resources found')
numpy.distutils.system_info.NotFoundError: no lapack/blas resources found
----------------------------------------
Command "g:\myve\scripts\python.exe -c "import setuptools, tokenize;__file__='e:
\\temp_n~1\\pip-build-1xigxu\\scipy\\setup.py';exec(compile(getattr(tokenize, 'o
pen', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" install
--record e:\temp_n~1\pip-3hncqr-record\install-record.txt --single-version-exter
nally-managed --compile --install-headers g:\myve\include\site\python2.7\scipy"
failed with error code 1 in e:\temp_n~1\pip-build-1xigxu\scipy
我也试过
pip install lapack
有了这个结果
Collecting lapack
Could not find a version that satisfies the requirement lapack (from versions
)
No matching distribution found for lapack
我也试过
pip install blas
结果相似
G:\determinator_Oskar>pip install blas
Collecting blas
Could not find a version that satisfies the requirement blas (from versions: )
No matching distribution found for blas
为什么 scipy 变得如此复杂?
对于Debian Jessie和Stretch,安装以下软件包可解决此问题:
sudo apt install libblas3 liblapack3 liblapack-dev libblas-dev
您的下一个问题很可能是缺少 Fortran 编译器,请通过如下安装来解决此问题:
sudo apt install gfortran
如果你想要一个优化的 scipy,你还可以安装可选的libatlas-base-dev
包:
sudo apt install libatlas-base-dev
如果您对缺少的 Python.h 文件有任何问题,如下所示:
Python.h:没有这样的文件或目录
然后看看这个帖子: https : //stackoverflow.com/a/21530768/209532
SciPy 安装页面已经推荐了几种安装 Python 的方法,其中 SciPy 已经包含在内,例如WinPython 。
另一种方法是使用轮子(内置包格式):
pip install SomePackage-1.0-py2.py3-none-any.whl
您可以在以下位置找到车轮包: http : //www.lfd.uci.edu/~gohlke/pythonlibs/
对于 SciPy,您需要:
“为什么 scipy 会变得如此复杂?
它变得如此复杂,因为 Python 的包管理系统是为跟踪 Python 包依赖关系而构建的,而 SciPy 和其他科学工具的依赖关系超出了 Python。 Wheels解决了部分问题,但我的经验是pip
/ virtualenv
等工具不足以安装和管理科学的 Python 堆栈。
如果您想要一种简单的方法来启动和运行 SciPy,我强烈建议您使用Anaconda 发行版。 它将为您提供在 Python 中进行科学计算所需的一切。
如果您想要一种“简短的方式”来执行此操作(我将其解释为“我不想安装大型发行版”),您可以尝试使用miniconda ,然后运行conda install scipy
。
对于 Ubuntu/Debian, chjortlund 的回答总是很好,但并不完美,因为这样你会得到一个未优化的 BLAS 库。 你只需要做:
sudo apt install libatlas-base-dev
瞧!
使用 conda install scipy 而不是 pip 为我解决了这个问题!
对于 Windows:最好使用以下站点提供的预编译包: http : //www.lfd.uci.edu/%7Egohlke/pythonlibs/#scipy
要么使用SciPy whl ,下载适当的并运行pip install <whl_file>
或者
或者
使用Miniconda 。
此外,如果需要,请 为 python2.7安装Visual C++ 编译器。
我在 freeBSD 上遇到了这个问题。 似乎缺少 lapack 软件包,我解决了安装它们(以 root 身份)的问题:
pkg install lapack
pkg install atlas-devel #not sure this is needed, but just in case
我想它也可以使用适当的软件包安装程序(例如 apt-get)在其他系统上工作
pip install Cython
前
pip install sklearn
帮我解决了这个问题。
conda install liblapack
这对我有用
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