Document that empty environment variables are not treated as false (#5953)

2018-11-24 09:00:41 -05:00 · 2018-11-24 09:00:41 -05:00 · 465261a828
parent e2d59ba4d1
commit 465261a828
2 changed files with 5 additions and 0 deletions
--- a/docs/html/user_guide.rst
+++ b/docs/html/user_guide.rst
@ -443,6 +443,11 @@ is the same as calling::

    pip install --find-links=http://mirror1.example.com --find-links=http://mirror2.example.com

+.. note::
+
+   Environment variables set to be empty string will not be treated as false. Please use ``no``,
+   ``false`` or ``0`` instead.
+

 Config Precedence
 -----------------
--- a/news/506D2F71-CA51-40F5-9D4B-F5502026CFCF.trivial
+++ b/news/506D2F71-CA51-40F5-9D4B-F5502026CFCF.trivial