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kennethreitz merged 1 commit into from
Feb 17, 2018
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Update information about pip caching #878

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11 changes: 8 additions & 3 deletions docs/dev/pip-virtualenv.rst
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Expand Up @@ -96,9 +96,14 @@ that you use. For example, you may be using the ``requests`` library in a lot
of different projects.

It is surely unnecessary to re-download the same packages/libraries each time
you start working on a new project (and in a new virtual environment as a result).
Fortunately, you can configure pip in such a way that it tries to reuse already
installed packages.
you start working on a new project (and in a new virtual environment as a
result). Fortunately, starting with version 6.0, pip provides an `on-by-default
caching mechanism
<https://pip.pypa.io/en/stable/reference/pip_install/#caching>`_ that doesn't
need any configuration.

When using older versions, you can configure pip in such a way that it tries to
reuse already installed packages, too.

On UNIX systems, you can add the following line to your :file:`.bashrc` or
:file:`.bash_profile` file.
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