在我的 MacBook Air OS Big Sur 上安装 Python 3.6.13 时,使用命令 pyenv install 3.6.13 我收到此错误:
Installing Python-3.6.13...
python-build: use readline from homebrew
python-build: use zlib from xcode sdk
BUILD FAILED (OS X 11.3 using python-build 20180424)
Inspect or clean up the working tree at /var/folders/7j/0qtpb8vs1_s34ynv0f6rrs840000gn/T/python-build.20210304114832.65954
Results logged to /var/folders/7j/0qtpb8vs1_s34ynv0f6rrs840000gn/T/python-build.20210304114832.65954.log
Last 10 log lines:
./Modules/posixmodule.c:8210:15: error: implicit declaration of function 'sendfile' is invalid in C99 [-Werror,-Wimplicit-function-declaration]
ret = sendfile(in, out, offset, &sbytes, &sf, flags);
^
./Modules/posixmodule.c:10432:5: warning: code will never be executed [-Wunreachable-code]
Py_FatalError("abort() called from Python code didn't abort!");
^~~~~~~~~~~~~
1 warning and 1 error generated.
1 warning generated.
make: *** [Modules/posixmodule.o] Error 1
make: *** Waiting for unfinished jobs....
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任何有关如何解决此问题或其他解决方法以安装 python 3.6.13 的建议将不胜感激。我目前有 python 3.8,但需要 3.6 才能运行:
conda install -c deezer-research spleeter
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Jac*_*son 43
感谢 jordanm,解决方案是遵循https://github.com/pyenv/pyenv/issues/1740#issuecomment-738749988
brew reinstall zlib bzip2
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从人们的评论来看(感谢 Lukasz Czerwinski 和 Alex Veksler),似乎很多人认为下一步是可选的(甚至是危险的)并且宁愿跳过它;不过,如果没有其他工作,值得一试:
sudo rm -rf /Library/Developer/CommandLineTools
xcode-select --install
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无论您是否选择跳过最后一步,请继续编辑.zshrc或.bashrc使用:
nano ~/.zshrc or nano ~/.bashrc
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并添加:
export PATH="$HOME/.pyenv/bin:$PATH"
export PATH="/usr/local/bin:$PATH"
eval "$(pyenv init -)"
eval "$(pyenv virtualenv-init -)"
export LDFLAGS="-L/usr/local/opt/zlib/lib -L/usr/local/opt/bzip2/lib"
export CPPFLAGS="-I/usr/local/opt/zlib/include -I/usr/local/opt/bzip2/include"
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编辑并保存该文件后,运行:
. ~/.zshrc or . ~/.bashrc
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然后运行下面的命令进行安装(将3.6.0更改为所需的补丁)
CFLAGS="-I$(brew --prefix openssl)/include -I$(brew --prefix bzip2)/include -I$(brew --prefix readline)/include -I$(xcrun --show-sdk-path)/usr/include" LDFLAGS="-L$(brew --prefix openssl)/lib -L$(brew --prefix readline)/lib -L$(brew --prefix zlib)/lib -L$(brew --prefix bzip2)/lib" pyenv install --patch 3.6.0 < <(curl -sSL https://github.com/python/cpython/commit/8ea6353.patch\?full_index\=1)
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以下步骤最终适用于我的配备Big Sur 11.6 的MacBook Air M1。
\n\xe2\x80\xbc\xef\xb8\x8f 请注意,此指令适用于 Rosetta 2 模拟 x86 终端。
\n安装酿造:
\narch -x86_64 /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"\nRun Code Online (Sandbox Code Playgroud)\n安装推荐的依赖项:
\narch -x86_64 brew install openssl readline sqlite3 xz zlib\nRun Code Online (Sandbox Code Playgroud)\n使用brew 安装 Pyenv:
\narch -x86_64 brew install pyenv\nRun Code Online (Sandbox Code Playgroud)\n配置 shell 的环境(在我的例子中是 zsh):
\necho 'eval "$(/usr/local/bin/brew shellenv)"' >> ~/.zshrc\nRun Code Online (Sandbox Code Playgroud)\n重新启动终端。
\n添加环境变量(在我的例子中,问题出在 zlib 和 openssl 上):
\nexport LDFLAGS="-L/usr/local/opt/zlib/lib"\nexport CPPFLAGS="-I/usr/local/opt/zlib/include"\nexport LDFLAGS="-L/usr/local/opt/openssl@3/lib"\nexport CPPFLAGS="-I/usr/local/opt/openssl@3/include"\nRun Code Online (Sandbox Code Playgroud)\n使用补丁安装所需的 Python 版本:
\narch -x86_64 pyenv install --patch 3.6.15 <<(curl -sSL https://github.com/python/cpython/commit/8ea6353.patch\\?full_index\\=1)\nRun Code Online (Sandbox Code Playgroud)\n将 shell 切换到新的 Python 版本:
\npyenv shell 3.6.15\nRun Code Online (Sandbox Code Playgroud)\n查看当前使用的Python版本:
\npyenv which python3\nRun Code Online (Sandbox Code Playgroud)\n根据这个:https : //github.com/pyenv/pyenv/issues/1737#issuecomment-731672292这与提交问题有关,以下修复了它。它对我有用。
CFLAGS="-I$(brew --prefix openssl)/include -I$(brew --prefix bzip2)/include -I$(brew --prefix readline)/include -I$(xcrun --show-sdk-path)/usr/include"
LDFLAGS="-L$(brew --prefix openssl)/lib -L$(brew --prefix readline)/lib -L$(brew --prefix zlib)/lib -L$(brew --prefix bzip2)/lib"
pyenv install --patch 3.6.13 < <(curl -sSL https://github.com/python/cpython/commit/8ea6353.patch\?full_index\=1)
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