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Mac Ventura下用pyenv安装Python3.11时curses扩展编译失败

问题:Intel Mac Ventura 13.3下pyenv安装Python 3.11失败(_curses模块缺失)

我在Intel架构的Mac Ventura 13.3系统上,尝试使用pyenv(一款可按项目管理多Python版本的实用工具)安装Python 3.11,执行以下命令时:

pyenv install 3.11

出现如下错误:

ModuleNotFoundError: No module named '_curses'
WARNING: The Python curses extension was not compiled. Missing the ncurses lib?


已尝试的解决方法

安装ncurses并配置环境变量

brew install ncurses
export CPPFLAGS="-I$(brew --prefix ncurses)/include"
export LDFLAGS="-L/usr/local/opt/ncurses/lib"
export PKG_CONFIG_PATH="/usr/local/opt/ncurses/lib/pkgconfig"
pyenv install 3.11

手动链接Homebrew库(参考GitHub相关讨论)

export CFLAGS="-I$(brew --prefix zlib)/include -I$(brew --prefix bzip2)/include -I$(brew --prefix openssl)/include -I$(brew --prefix readline)/include -I$(brew --prefix ncurses)/include -I$(xcrun --show-sdk-path)/usr/include"

export LDFLAGS="-L$(brew --prefix zlib)/lib -L$(brew --prefix bzip2)/lib -L$(brew --prefix openssl)/lib -L$(brew --prefix readline)/lib -L$(brew --prefix ncurses)/lib -L$(xcrun --show-sdk-path)/usr/lib"

pyenv install 3.11

此外,我还重新安装了xcode-select并再次尝试上述步骤。目前困惑的是,我能在/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include路径下找到ncurses.h文件。


pyenv的安装方式

  1. 通过Homebrew安装pyenv:
brew update
brew install pyenv
  1. 在.zshrc和.zprofile中配置路径:
echo 'export PYENV_ROOT="$HOME/.pyenv"' >> ~/.zshrc
echo 'command -v pyenv >/dev/null || export PATH="$PYENV_ROOT/bin:$PATH"' >> ~/.zshrc
echo 'eval "$(pyenv init -)"' >> ~/.zshrc
  1. 安装Python编译依赖:
brew install openssl readline sqlite3 xz zlib tcl-tk

内容的提问来源于stack exchange,提问作者KCQs

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最近更新时间:2026.07.26 05:43:24