[doc]: add 'validate' section to install doc

devilsaint99 · story645 · commit 969109f6c201 · 2023-08-16T15:45:07.000-04:00
diff --git a/doc/devel/development_setup.rst b/doc/devel/development_setup.rst
@@ -164,6 +164,24 @@ true for ``*.py`` files.  If you change the C-extension source (which might
 also happen if you change branches) you will have to re-run
 ``python -m pip install -ve .``
 
+Verify the Installation
+==============================
+
+Run the following command to make sure you have correctly installed matplotlib
+in editable mode. The command should be run in the development when the virtual
+environment is activated ::
+
+    python -c "import matplotlib; print(matplotlib.__file__)"
+
+This command should return : ``<matplotlib_local_repo>\lib\matplotlib\__init__.py``
+
+We encourage you to run tests and build docs to verify that the code installed
+correctly and that the docs build are clean, so that when you make code or
+document related changes you are aware of the existing issues beforehand.
+
+* Run test cases to verify installation :ref:`testing`
+* Verify documentation build :ref:`documenting-matplotlib`
+
 Install pre-commit hooks (optional)
 ===================================
 `pre-commit <https://pre-commit.com/>`_ hooks automatically check flake8 and
