From: Pawel Wieczorek <p.wieczorek2@samsung.com>
Date: Wed, 10 Jul 2019 14:20:22 +0000 (+0200)
Subject: Add information on virtualenv usage
X-Git-Url: https://gerrit.onap.org/r/gitweb?p=doc.git;a=commitdiff_plain;h=fe29d7fc4dd08ee035982228569c73dfef0cebc2

Add information on virtualenv usage

This patch also adds link to Python Package Index (like for doc8
package), drops no longer necessary privilege elevation and fixes minor
spacing issues.

Issue-ID: DOC-502
Change-Id: I55a583bf05a731371008d9cfb55cbfa2e2ad3a77
Signed-off-by: Pawel Wieczorek <p.wieczorek2@samsung.com>
(cherry picked from commit 1a3294ffb555bac64b2af0a2bc7cb4e47544f7b6)
---

diff --git a/docs/guides/onap-developer/how-to-use-docs/include-documentation.rst b/docs/guides/onap-developer/how-to-use-docs/include-documentation.rst
index 6909cceb1..d61cb9cff 100644
--- a/docs/guides/onap-developer/how-to-use-docs/include-documentation.rst
+++ b/docs/guides/onap-developer/how-to-use-docs/include-documentation.rst
@@ -427,17 +427,27 @@ One Project
 -----------
 To test how the documentation renders in HTML, follow these steps:
 
-Install virtual environment.
+Install `virtual environment <https://pypi.org/project/virtualenv>`_ & create one.
 
 .. code-block:: bash
 
    sudo pip install virtualenv
+   virtualenv onap_docs
+
+Activate `onap_docs` virtual environment.
+
+.. code-block:: bash
+
+   source onap_docs/bin/activate
+
+.. note:: Virtual environment activation has to be performed before attempting to build documentation.
+          Otherwise, tools necessary for the process might not be available.
 
 Download a project repository.
 
 .. code-block:: bash
 
-  git clone http://gerrit.onap.org/r/<project>
+   git clone http://gerrit.onap.org/r/<project>
 
 Download the doc repository.
 
@@ -450,7 +460,7 @@ Change directory to doc & install requirements.
 .. code-block:: bash
 
    cd doc
-   sudo pip install -r etc/requirements.txt
+   pip install -r etc/requirements.txt
 
 Copy the conf.py file to your project folder where RST files have been kept:
 
@@ -476,7 +486,7 @@ specified output folder directory.
 You can use your Web Browser to open
 and check resulting html pages in the output folder.
 
-.. note:: Be sure to remove the `conf.py`, the static/ files and the output folder from the `<project>/docs/`.This is for testing only. Only commit the rst files and related content.
+.. note:: Be sure to remove the `conf.py`, the static/ files and the output folder from the `<project>/docs/`. This is for testing only. Only commit the rst files and related content.
 
 .. _building-all-documentation: