pyenv 和 pipenv |

pyenv github - python 版本管理器

Simple Python version management
pipenv github - python 包管理器，更好用的 pip

Python Development Workflow for Humans. Pipenv is a tool that aims to bring the best of all packaging worlds (bundler, composer, npm, cargo, yarn, etc.) to the Python world.

pyenv

git clone https://github.com/yyuu/pyenv.git ~/.pyenv

echo 'export PATH=~/.pyenv/bin:$PATH' >> ~/.zshrc
echo 'export PYENV_ROOT=~/.pyenv' >> ~/.zshrc
echo 'eval "$(pyenv init -)"' >> ~/.zshrc

source ~/.zshrc

pipenv

其中一条特性Automatically install required Pythons, if pyenv is available.，配合pyenv可以管理python版本

pip3 install pipenv

使用

$ cd test
$ pipenv --two
Creating a virtualenv for this project…
$ pipenv shell

新建的虚拟环境存放在~/.local/share/virtualenvs/下，想要删除这个环境，直接删除这个文件夹

常用命令

pipenv install
pipenv install bs4
pipenv install django==1.11
pipenv install –dev django
pipenv install -r requirements.txt
pipenv uninstall –all
pipenv uninstall django==1.11
pipenv graph
pipenv update requests
pipenv update
pipenv shell
pipenv –rm
pipenv run pip install pip==18.0
pipenv run pip uninstall pip==18.0
pipenv run xxx.py
pipenv lock
exit

更换源

修改目录下的Pipfile文件

阿里云：http://mirrors.aliyun.com/pypi/simple/
豆瓣：http://pypi.douban.com/simple/
清华大学：https://pypi.tuna.tsinghua.edu.cn/simple/
中国科学技术大学：https://pypi.mirrors.ustc.edu.cn/simple/

注意部分源访问存在问题

修改为使用清华大学源

$ pipenv install django==1.11
Installing django==1.11…
Adding django to Pipfile's [packages]…
✔ Installation Succeeded
Pipfile.lock not found, creating…
Locking [dev-packages] dependencies…
Locking [packages] dependencies…
✔ Success!
Updated Pipfile.lock (f9ea0f)!
Installing dependencies from Pipfile.lock (f9ea0f)…
  🐍   ▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉▉ 2/2 — 00:00:03
$ pipenv graph
Django==1.11
  - pytz [required: Any, installed: 2019.2]

zsh 增加 virtualenv 支持

POWERLEVEL9K_PYTHON_ICON=$'\U1F40D'
POWERLEVEL9K_LEFT_PROMPT_ELEMENTS=(battery root_indicator dir dir_writable vcs virtualenv)

修改~/.oh-my-zsh/custom/themes/powerlevel10k/internal/p10k.zsh

prompt_virtualenv() {
  [[ -n $VIRTUAL_ENV ]] || return
  local msg=''
  if [[ $POWERLEVEL9K_VIRTUALENV_SHOW_PYTHON_VERSION == true ]] && _p9k_python_version; then
    msg="$_P9K_RETVAL "
  fi
  fullname=${${VIRTUAL_ENV:t}//\%/%%}
  msg+=${fullname%%-*}
  "$1_prompt_segment" "$0" "$2" "blue" "$DEFAULT_COLOR" 'PYTHON_ICON' 0 '' "$msg"
}

pyenv

pipenv

使用

更换源

zsh 增加 virtualenv 支持

Ref