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macでのpyenvインストール

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概要

本記事では、macでのPyenvインストールから、Pythonのインストールまで行う

pyenvのインストール

~ % brew install pyenv
==> Downloading https://ghcr.io/v2/homebrew/core/pyenv/manifests/2.4.8
######################################################################### 100.0%
==> Fetching pyenv
==> Downloading https://ghcr.io/v2/homebrew/core/pyenv/blobs/sha256:45459a58894d
######################################################################### 100.0%
==> Pouring pyenv--2.4.8.arm64_sonoma.bottle.tar.gz
🍺  /opt/homebrew/Cellar/pyenv/2.4.8: 1,215 files, 3.5MB
==> Running `brew cleanup pyenv`...
Disable this behaviour by setting HOMEBREW_NO_INSTALL_CLEANUP.
Hide these hints with HOMEBREW_NO_ENV_HINTS (see `man brew`).

使用しているシェルの確認

~ % echo $SHELL
/bin/zsh

パスを通す

.zshrc
export PYENV_ROOT="$HOME/.pyenv"
export PATH="$PYENV_ROOT/bin:$PATH"
eval "$(pyenv init --path)"
eval "$(pyenv init -)"

インストール可能なpythonのバージョン確認

~ % pyenv install -list
Available versions:
  2.1.3
  ...バージョン一覧...
  3.12.3
  3.12.4
  ...バージョン一覧...  

pythonのインストール

~ % pyenv install 3.12.3
python-build: use openssl@3 from homebrew
python-build: use readline from homebrew
Downloading Python-3.12.3.tar.xz...
-> https://www.python.org/ftp/python/3.12.3/Python-3.12.3.tar.xz
Installing Python-3.12.3...
python-build: use readline from homebrew
python-build: use zlib from xcode sdk
Installed Python-3.12.3 to /path/to/.pyenv/versions/3.12.3

pyenvバージョン確認

~ % pyenv --version
pyenv 2.4.8

pyenvをリフレッシュする

pyenv rehash
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