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@mykysyk@github

[macOS Big Sur] Homebrew + pyenv

Last updated at Posted at 2021-08-30

MAC バージョン確認

% sw_vers

    ProductName:    macOS
    ProductVersion:    11.5.2
    BuildVersion:    20G95

Pythonバージョン確認

% python -V

    Python 2.7.16

brew バージョン確認

% brew -v

    Homebrew 3.2.9
    Homebrew/homebrew-core (git revision f401485d70; last commit 2021-08-29)

pyenvインストール

% brew install pyenv

    Updating Homebrew...
    ==> Homebrew is run entirely by unpaid volunteers. Please consider donating:
      https://github.com/Homebrew/brew#donations
    ==> Auto-updated Homebrew!
    Updated 1 tap (homebrew/core).
    ==> New Formulae
    alembic                                                      spirv-llvm-translator                                        yt-dlp
    ==> Updated Formulae
    Updated 41 formulae.
    
    ==> Downloading https://ghcr.io/v2/homebrew/core/m4/manifests/1.4.19
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/m4/blobs/sha256:b22472f659112cf12163bba770d891618b3ada5aaf5baa01516d80fef6214617
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:b22472f659112cf12163bba770d891618b3ada5aaf5baa01516d80fef6214617?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/autoconf/manifests/2.71
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/autoconf/blobs/sha256:0aa64f171bac19ce6ac0c0ca697f30658db78cf175550dfde3dbda907b7f2500
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:0aa64f171bac19ce6ac0c0ca697f30658db78cf175550dfde3dbda907b7f2500?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/openssl/1.1/manifests/1.1.1l
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/openssl/1.1/blobs/sha256:ff8b2a965c680b4d9baccd60e799d0989e7dc562d2ba81696a9996bab256a6ad
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:ff8b2a965c680b4d9baccd60e799d0989e7dc562d2ba81696a9996bab256a6ad?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/pkg-config/manifests/0.29.2_3
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/pkg-config/blobs/sha256:0040b6ebe07f60549800b211343fd5fb3cf83c866d9f62e40f5fb2f38b71e161
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:0040b6ebe07f60549800b211343fd5fb3cf83c866d9f62e40f5fb2f38b71e161?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/readline/manifests/8.1
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/readline/blobs/sha256:2cc3a9582e3c7e21eb3c2c8964abd33e9720fb4a9588c626d8424ff8cc9b1aed
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:2cc3a9582e3c7e21eb3c2c8964abd33e9720fb4a9588c626d8424ff8cc9b1aed?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/pyenv/manifests/2.0.5
    ######################################################################## 100.0%
    ==> Downloading https://ghcr.io/v2/homebrew/core/pyenv/blobs/sha256:364691f8daf7817287f8d4baeece0f35d103f149af7552a14d5c5f8273902f30
    ==> Downloading from https://pkg-containers.githubusercontent.com/ghcr1/blobs/sha256:364691f8daf7817287f8d4baeece0f35d103f149af7552a14d5c5f8273902f30?se=2021-08-30T10%3A10%3A00Z&sig
    ######################################################################## 100.0%
    ==> Installing dependencies for pyenv: m4, autoconf, openssl@1.1, pkg-config and readline
    ==> Installing pyenv dependency: m4
    ==> Pouring m4--1.4.19.big_sur.bottle.tar.gz
    🍺  /usr/local/Cellar/m4/1.4.19: 13 files, 724.4KB
    ==> Installing pyenv dependency: autoconf
    ==> Pouring autoconf--2.71.big_sur.bottle.tar.gz
    🍺  /usr/local/Cellar/autoconf/2.71: 71 files, 3.2MB
    ==> Installing pyenv dependency: openssl@1.1
    ==> Pouring openssl@1.1--1.1.1l.big_sur.bottle.tar.gz
    ==> Regenerating CA certificate bundle from keychain, this may take a while...
    🍺  /usr/local/Cellar/openssl@1.1/1.1.1l: 8,073 files, 18.5MB
    ==> Installing pyenv dependency: pkg-config
    ==> Pouring pkg-config--0.29.2_3.big_sur.bottle.tar.gz
    🍺  /usr/local/Cellar/pkg-config/0.29.2_3: 11 files, 656.8KB
    ==> Installing pyenv dependency: readline
    ==> Pouring readline--8.1.big_sur.bottle.tar.gz
    🍺  /usr/local/Cellar/readline/8.1: 48 files, 1.6MB
    ==> Installing pyenv
    ==> Pouring pyenv--2.0.5.big_sur.bottle.tar.gz
    🍺  /usr/local/Cellar/pyenv/2.0.5: 771 files, 2.6MB

pyenvバージョン確認

% pyenv -v

    pyenv 2.0.5

シェル確認

% env | grep SHELL

    SHELL=/bin/zsh

 % pyenv init

# (The below instructions are intended for common
# shell setups. See the README for more guidance
# if they don't apply and/or don't work for you.)

# Add pyenv executable to PATH and
# enable shims by adding the following
# to ~/.profile and ~/.zprofile:

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

# Load pyenv into the shell by adding
# the following to ~/.zshrc:

eval "$(pyenv init -)"

# Make sure to restart your entire logon session
# for changes to profile files to take effect.

環境変数の登録と読み込み

% cat ~/.zshrc

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

Python3の最新バージョン確認

% pyenv install --list | grep ' 3.' | tail
  3.9.0
  3.9-dev
  3.9.1
  3.9.2
  3.9.4
  3.9.5
  3.9.6
  3.10.0rc1
  3.10-dev
  3.11-dev

Python3.9.6 のインストール

% pyenv install 3.9.6

    python-build: use openssl@1.1 from homebrew
    python-build: use readline from homebrew
    Downloading Python-3.9.6.tar.xz...
    -> https://www.python.org/ftp/python/3.9.6/Python-3.9.6.tar.xz
    Installing Python-3.9.6...
    python-build: use readline from homebrew
    python-build: use zlib from xcode sdk
    Installed Python-3.9.6 to /Users/xxxxxx/.pyenv/versions/3.9.6

変更前確認

% pyenv versions
* system (set by /Users/xxxxxx/.pyenv/version)
  3.9.6

Pythonのバージョン変更

% pyenv global 3.9.6
% pyenv versions
      system
    * 3.9.6 (set by /Users/xxxxxx/.pyenv/version)
% python -V
    Python 3.9.6

コマンドリファレンス

コマンド 説明
pyenv install --list インストール可能なPythonのバージョン一覧
pyenv versions インストール済みPythonのバージョン一覧
pyenv install 3.9.6 Python3.9.6をインストール
pyenv global 3.9.6 Pythonのバージョンを3.9.6に変更
pyenv global system Pythonのバージョンをsystemに変更
pyenv local 3.9.6 カレントディレクトリ配下のPythonのバージョンを3.9.6に変更
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