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Simple Guide: How to install pip and manage Python packages on CentOS
Introduction:
pip is a very convenient tool when developing with Python on CentOS Tools for installing, upgrading, and managing Python packages. This guide will provide you with detailed steps and code examples to install pip on the CentOS operating system and use pip for Python package management.
1. Install pip:
Use the following command in the terminal to download the get-pip.py file:
curl -O https://bootstrap.pypa.io/get-pip.py
Use the following command to run the get-pip.py file to install pip:
python get-pip.py
To ensure that pip is successfully installed, run the following command:
pip --version
If the installation is successful, it will be displayed The version number of pip.
2. Use pip to install Python software package:
Installation package example:
pip install package_name
For example, to install Django package, run the following command:
pip install django
Install the specified version of the package:
pip install package_name==version_number
For example, to install Django 2.2 version, run the following command:
pip install django==2.2
3. Use pip to upgrade the Python software package:
Example of upgrading the software package:
pip install --upgrade package_name
For example, to upgrade the Django software package, please run the following command:
pip install --upgrade django
Upgrade all installed packages:
pip freeze --local | grep -v '^-e' | cut -d = -f 1 | xargs -n1 pip install -U
4. Use pip to uninstall Python packages:
Uninstall package example:
pip uninstall package_name
For example, to uninstall a Django package, run the following command:
pip uninstall django
5. Use pip to list installed Python packages:
pip list
This command will list all installed Python packages and their version numbers.
6. Use pip to search for Python packages:
pip search package_name
For example, to search for packages whose names contain "django", run the following command:
pip search django
Conclusion:
Through this guide, you have learned to install pip on CentOS and use pip to install, upgrade, uninstall, list, and search Python packages. pip is an essential tool for Python development. I hope it can improve your development efficiency and bring convenience to you.
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