pip venv tools usage

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发布于：Jan 3, 2019

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Virtualenvwrapper

Install

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pip install virtualenvwrapper

Some environment variable

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export WORKON_HOME=~/Envs  # specify home of venv

export VIRTUALENVWRAPPER_PYTHON=/usr/local/bin/python3  # specify defaul python version 

source /usr/local/bin/virtualenvwrapper.sh  # active virtualenvwrapper when open terminal

Usage

• New venv
  • mkvirtualenv your_venv_name --python=python_version
• Active/Switch between venvs
  • workon your_venv_name
• Quit
  • deactivate
• Delete
  • rmvirtualenv your_venv_name
• List All
  • lsvirtualenv
• Hook
  • This hook is sourced after this virtualenv is activated
  • Specify in your_venv_home/your_venv_name/bin/postactive

Pipenv Usage

Install

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pip install pipenv

Usage

Quick Start

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cd     myproject
pipenv install  # create virtual environment
pipenv install request  #  or install module
pipenv --venv  # show location of this virtual environmenfuzzy findert
pipenv --py    # show location of this python interpreter
pipenv shell  # activate

Create a new project using Python 3.7, specifically

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pipenv --python 3.7

Remove project virtualenv (inferred from current directory):

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pipenv --rm

Install all dependencies for a project (including dev):

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pipenv install --dev

Create a lockfile containing pre-releases:

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pipenv lock --pre

Show a graph of your installed dependencies:

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pipenv graph

Check your installed dependencies for security vulnerabilities:

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pipenv check

Install a local setup.py into your virtual environment/Pipfile:

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pipenv install -e .

Use a lower-level pip command:

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pipenv run pip freeze

Activate

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pipenv shell
python --version

Use pypi-mirror

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pipenv install --pypi-mirror https://mirrors.aliyun.com/pypi/simple

OR edit Pipfile

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[[source]]

url = "https://mirrors.aliyun.com/pypi/simple"
verify_ssl = true
name = "pypi"