Home Backend Development Python Tutorial Detailed explanation of how to switch pip installation source in Python

Detailed explanation of how to switch pip installation source in Python

Dec 05, 2016 pm 01:27 PM
linux pip python Install Install pip

1. Introduction to pip

Pip is a tool for installing python packages. It provides the functions of installing packages, listing installed packages, upgrading packages and uninstalling packages.

Pip is a replacement for easy_install and provides the same function of finding packages as easy_install. Therefore, packages that can be installed using easy_install can also be installed using pip.

2. Source configuration under Linux

Check if the pip.conf file exists

>> cd ~

>> mkdir .pip

>> ls ~/.pip

3. Edit source

Option 1: Edit pip.conf directly

sudo vi ~/.pip/pip.conf

[global] 
index-url = http://mirrors.aliyun.com/pypi/simple/ 
[install] 
trusted-host=mirrors.aliyun.com 
Copy after login

Option 2:

pip install turtle --trusted-host mirrors.aliyun.com 
Copy after login

4. Test comparison

Speed ​​using default source:

 Downloading alembic-0.8.0.tar.gz (918kB) 
  100% |████████████████████████████████| 921kB 9.9kB/s  
Collecting beautifulsoup4==4.4.1 (from -r requirements.txt (line 2)) 
 Downloading beautifulsoup4-4.4.1-py2-none-any.whl (81kB) 
  100% |████████████████████████████████| 81kB 5.2kB/s  
Collecting cffi==1.2.1 (from -r requirements.txt (line 3)) 
 Downloading cffi-1.2.1.tar.gz (335kB) 
  100% |████████████████████████████████| 337kB 15kB/s  
Collecting chardet==2.3.0 (from -r requirements.txt (line 4)) 
 Downloading chardet-2.3.0.tar.gz (164kB) 
  100% |████████████████████████████████| 174kB 9.4kB/s  
Collecting cryptography==1.0 (from -r requirements.txt (line 5)) 
 Downloading cryptography-1.0.tar.gz (331kB) 
  100% |████████████████████████████████| 337kB 7.1kB/s  
Collecting Django==1.8.4 (from -r requirements.txt (line 6)) 
 Downloading Django-1.8.4-py2.py3-none-any.whl (6.2MB) 
  100% |████████████████████████████████| 6.2MB 16kB/s  
Copy after login

Speed ​​using domestic sources:

Collecting alembic==0.8.0 (from -r requirements.txt (line 1)) 
 Downloading http://mirrors.aliyun.com/pypi/packages/9f/e6/d261c6958d418bcb542b8f79fae7fcf14f7f647f891d42c4ed86a499d690/alembic-0.8.0.tar.gz (918kB) 
  100% |████████████████████████████████| 921kB 160kB/s  
Collecting beautifulsoup4==4.4.1 (from -r requirements.txt (line 2)) 
 Downloading http://mirrors.aliyun.com/pypi/packages/33/62/f3e97eaa87fc4de0cb9b8c51d253cf0df621c6de6b25164dcbab203e5ff7/beautifulsoup4-4.4.1-py2-none-any.whl (81kB) 
  100% |████████████████████████████████| 81kB 630kB/s  
Collecting cffi==1.2.1 (from -r requirements.txt (line 3)) 
 Downloading http://mirrors.aliyun.com/pypi/packages/22/86/b4ae6aeec29105cd2faa07ed2f647349fbcad502d880cb504dca84368853/cffi-1.2.1.tar.gz (335kB) 
  100% |████████████████████████████████| 337kB 1.4MB/s  
Collecting chardet==2.3.0 (from -r requirements.txt (line 4)) 
 Downloading http://mirrors.aliyun.com/pypi/packages/7d/87/4e3a3f38b2f5c578ce44f8dc2aa053217de9f0b6d737739b0ddac38ed237/chardet-2.3.0.tar.gz (164kB) 
  100% |████████████████████████████████| 174kB 1.1MB/s  
Collecting cryptography==1.0 (from -r requirements.txt (line 5)) 
 Downloading http://mirrors.aliyun.com/pypi/packages/60/1f/8cf32f1fa61efafea7d4fcdcb5080c073f99ada1d2a436527bc392f2f8ea/cryptography-1.0.tar.gz (331kB) 
  100% |████████████████████████████████| 337kB 1.3MB/s  
Collecting Django==1.8.4 (from -r requirements.txt (line 6)) 
Copy after login

Relatively speaking, the speed has increased not just a little bit, but as fast as flying.

5. Summary

Okay, that’s the entire content of this article. When you encounter a problem, you have to find a way to solve it. There is always a way to solve the problem you encounter. This is the charm of technology. I hope the content of this article can be of some help to everyone's study or work. If you have any questions, you can leave a message to communicate.

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