Python - Package Management

Introduction

One of the most charmful characters of Python is its a rich number of packages. Accordingly, package managers emerge, e.g., pip, setuptools. This post just briefly introduce the usage of pip.

Installation

In ArchLinux system, pip can be easily installed by

  pacman -S python-pip

As a dependency, python will also be installed if it has not yet.

Configuration

Similar to the package manager of Linux operation systems, pip connects with, synchronizes to, and downloads from websites. For the sake of download speed maximization, pip is encouraged to visit the nearest mirror site, which can be configured by editing /etc/pip.conf, e.g.,

  [global]
  index-url = https://mirrors.163.com/pypi/simple

Usage

Install package(s)

  pip install PKG_NAMES

Upgrade package(s)

  pip install --upgrade PKG_NAMES
  pip install -U PKG_NAMES

Uninstall package(s)

  pip uninstall PKG_NAMES

List installed packages

  pip list

Search a package

  pip search KEY_WORDS

Show information of an installed package

  pip show PKG_NAME

Download package(s)

  pip download PKG_NAMES