Python: pip

pip documentation v22.0.3 (pypa.io)

configuration: https://pip.pypa.io/en/stable/topics/configuration/

pip: package installer for Python

 

PyPi: Python package index

 

   

Linux:

配置文件路径:/etc/pip.conf　　~/.pip/pip.conf

 

Windows:

配置文件路径:%appdata%\pip\pip.ini　　%userprofile%\pip\pip.ini

 

常用配置:

 

[global]
index-url=http://mirrors.aliyun.com/pypi/simple
extra-index-url=https://pypi.tuna.tsinghua.edu.cn/simple
# proxy=http://user:password@proxy_name:port
timeout=120
trusted-host=mirrors.aliyun.com
quiet=0
verbose=2


[install]
ignore-installed=true
no-compile=false
no-dependencies=false
no-warn-script-location=false


[freeze]
timeout=10

 

 

 

常用用法: 

1. pip search -v
2. pip installpip uninstall
   1. pip install --requirement | -r requirements             Install from the given requirements file
   2. pip install --upgrade | -U              Upgrade all specified packages
3. pip list -v                    list installed packges　　
4. pip freeze -v　　Ouput installed packges in requirements format
5. pip show       Show information about installed packages
   pip show -f | --files 　　Show the full list of installed files
6. pip completion --bash >> .bash_profile      Command completion
7. for b in $(pip list --outdated | tail -n +3 | awk '{print $1}');do pip install --upgraed $b;done    升级所有--outdated包
8. pip install tea 'cup >= 3.13'

whl安装和使用:

wheel文件的本质就是zip或rar,其方便python的安装和使用,pip install.

scikit_learn‑0.19.1‑cp27‑cp27m‑win32.whl

cp27  <==> cpython2.7

win32 <==> 32bits

cp37 <==> cpython3.7

win_amd64 <==> 64bits

whl下载站:https://www.lfd.uci.edu/~gohlke/pythonlibs/