Where is the python third-party library installed?

Simply put

If it is the python that comes with the system, the dist-packages directory will be used;

If you install python manually, it will use the directory directly site-packages.

This allows you to keep the two installations isolated.

dist-packages: python that comes with the system

site-packages: python installed by yourself

The installation path of the Python package is as follows

1. The system comes with python

The system comes with a software manager for installation. The module will Installed into dist-packages

Related recommendations: "python video tutorial"

/usr/lib/python2.7/dist-packages/

From easy_install and pip (Note: It is the software manager of python, python has many Many software), they also use dist-packages, but the path is:

/usr/local/lib/python2.7/dist-packages/

2. Install it yourself or upgrade python

python to install a third party The path of the library is:

/usr/lib/python2.7/site-packages/

The installation path of the third-party library installed from easy_install and pip is:

/usr/local/lib/python2.7/site-packages/

3. For non-root users, install the third-party library from easy_install and pip. The installation path is

~/.local/lib/python2.7/site-packages

Sometimes you need to check whether the path of the third-party library is there (the author encountered a pit here. There is a certain library under the normal path, but the import cannot be found and can only point to The corresponding library here)

~/.local/lib/python2.7/site-packages/external/protobuf/python

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