查看系统架构
代码语言：javascript复制root@raspberrypi:~# uname -a
Linux raspberrypi 5.10.17-v7l #1414 SMP Fri Apr 30 13:20:47 BST 2021 armv7l GNU/Linux安装torch和torchvision
torch.maku.ml/whl/stable.…
安装torch
代码语言：javascript复制root@raspberrypi:~# pip install torch -f https://torch.maku.ml/whl/stable.html
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
Looking in links: https://torch.maku.ml/whl/stable.html
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0xb43bea90>: Failed to establish a new connection: [Errno 101] Network is unreachable')': /whl/stable.html
Collecting torch
Downloading https://github.com/KumaTea/pytorch-arm/releases/download/v1.8.1/torch-1.8.1-cp37-cp37m-linux_armv7l.whl (41.1 MB)下载有点慢，可以先本地下载好github.com/KumaTea/pyt…，再离线安装
代码语言：javascript复制root@raspberrypi:~# pip install ./torch-1.8.1-cp37-cp37m-linux_armv7l.whl
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
Processing /edge/torch-1.8.1-cp37-cp37m-linux_armv7l.whl
Collecting typing-extensions
Downloading https://www.piwheels.org/simple/typing-extensions/typing_extensions-4.2.0-py3-none-any.whl (24 kB)
Requirement already satisfied: numpy in /usr/lib/python3/dist-packages (from torch==1.8.1) (1.16.2)
Installing collected packages: typing-extensions, torch
Successfully installed torch-1.8.1 typing-extensions-4.2.0安装torchvision
代码语言：javascript复制root@raspberrypi:~# pip install torchvision -f https://torch.maku.ml/whl/stable.html
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
Looking in links: https://torch.maku.ml/whl/stable.html
...同样下载有点慢，可以先本地下载好github.com/KumaTea/pyt…，再离线安装
代码语言：javascript复制root@raspberrypi:~# pip install /edge/torchvision-0.9.1-cp37-cp37m-linux_armv7l.whl
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
Processing /edge/torchvision-0.9.1-cp37-cp37m-linux_armv7l.whl
Requirement already satisfied: pillow>=4.1.1 in /usr/lib/python3/dist-packages (from torchvision==0.9.1) (5.4.1)
Requirement already satisfied: torch in /usr/local/lib/python3.7/dist-packages (from torchvision==0.9.1) (1.8.1)
Requirement already satisfied: numpy in /usr/local/lib/python3.7/dist-packages (from torchvision==0.9.1) (1.21.6)
Requirement already satisfied: typing-extensions in /usr/local/lib/python3.7/dist-packages (from torch->torchvision==0.9.1) (4.2.0)
Installing collected packages: torchvision
Successfully installed torchvision-0.9.1测试torch
代码语言：javascript复制root@raspberrypi:~# python3
Python 3.7.3 (default, Jan 22 2021, 20:04:44)
[GCC 8.3.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import torch
>>> torch.distributed.is_available()
True问题
xxxx is not a supported wheel on this platform
系统架构、python版本等与安装包不匹配导致的。
查看当前python版本适配的版本
代码语言：javascript复制root@raspberrypi:~# pip debug --verbose
WARNING: This command is only meant for debugging. Do not use this with automation for parsing and getting these details, since the output and options of this command may change without notice.
pip version: pip 22.1.1 from /usr/local/lib/python3.7/dist-packages/pip (python 3.7)
sys.version: 3.7.3 (default, Jan 22 2021, 20:04:44)
[GCC 8.3.0]
sys.executable: /usr/bin/python3
sys.getdefaultencoding: utf-8
sys.getfilesystemencoding: utf-8
locale.getpreferredencoding: UTF-8
sys.platform: linux
sys.implementation:
name: cpython
'cert' config value: global
REQUESTS_CA_BUNDLE: None
CURL_CA_BUNDLE: None
pip._vendor.certifi.where(): /usr/local/lib/python3.7/dist-packages/pip/_vendor/certifi/cacert.pem
pip._vendor.DEBUNDLED: False
vendored library versions:
CacheControl==0.12.11
colorama==0.4.4
distlib==0.3.3
distro==1.7.0
html5lib==1.1
msgpack==1.0.3 (Unable to locate actual module version, using vendor.txt specified version)
packaging==21.3
pep517==0.12.0
platformdirs==2.5.2
pyparsing==3.0.8
requests==2.27.1
certifi==2021.10.08
chardet==4.0.0
idna==3.3
urllib3==1.26.9
rich==12.2.0 (Unable to locate actual module version, using vendor.txt specified version)
pygments==2.11.2
typing_extensions==4.2.0 (Unable to locate actual module version, using vendor.txt specified version)
resolvelib==0.8.1
setuptools==44.0.0 (Unable to locate actual module version, using vendor.txt specified version)
six==1.16.0
tenacity==8.0.1 (Unable to locate actual module version, using vendor.txt specified version)
tomli==2.0.1
webencodings==0.5.1 (Unable to locate actual module version, using vendor.txt specified version)
Compatible tags: 248
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py3-none-any
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py32-none-any
py31-none-any
py30-none-anyRuntimeError: module compiled against API version 0xe but this version of numpy is 0xd
numpy版本过低的原因 查看numpy版本
代码语言：javascript复制root@raspberrypi:~# pip show numpy
Name: numpy
Version: 1.16.2
Summary: NumPy is the fundamental package for array computing with Python.
Home-page: https://www.numpy.org
Author: Travis E. Oliphant et al.
Author-email:
License: BSD
Location: /usr/lib/python3/dist-packages
Requires:
Required-by: microdotphat, scrollphathd, sense-hat, torch更新numpy
代码语言：javascript复制root@raspberrypi:~# pip install -U numpy
Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
Requirement already satisfied: numpy in /usr/lib/python3/dist-packages (1.16.2)
Collecting numpy
...
Successfully built numpy
Installing collected packages: numpy
Attempting uninstall: numpy
Found existing installation: numpy 1.16.2
Uninstalling numpy-1.16.2:
Successfully uninstalled numpy-1.16.2
Successfully installed numpy-1.21.6zhuanlan.zhihu.com/p/446627852 blog.csdn.net/happywlg123…
