Merge Tidelift templates.

README.rst

@@ -12,6 +12,9 @@
 .. image:: https://readthedocs.org/projects/keyring/badge/?version=latest
    :target: https://keyring.readthedocs.io/en/latest/?badge=latest
 
+.. image:: https://tidelift.com/badges/github/jaraco/keyring
+   :target: https://tidelift.com/subscription/pkg/pypi-keyring?utm_source=pypi-keyring&utm_medium=readme
+
 =======================================
 Installing and Using Python Keyring Lib
 =======================================
@@ -329,6 +332,14 @@ contributors.
 * Bug Tracker: https://github.com/jaraco/keyring/issues/
 * Mailing list: http://groups.google.com/group/python-keyring
 
+Security Contact
+================
+
+If you wish to report a security vulnerability, the public disclosure
+of which may exacerbate the risk, please
+`Contact Tidelift security <https://tidelift.com/security>`_,
+which will coordinate the fix and disclosure privately.
+
 Making Releases
 ===============
 

docs/_templates/tidelift-sidebar.html

@@ -0,0 +1,6 @@
+<h3 class="donation">Professional support</h3>
+
+<p>
+Professionally-supported {{ project }} is available with the
+<a href="https://tidelift.com/subscription/pkg/pypi-{{ project }}?utm_source=pypi-{{ project }}&utm_medium=readme">Tidelift Subscription</a>.
+</p>

docs/conf.py

@@ -25,3 +25,7 @@
         ],
     )
 }
+
+# Custom sidebar templates, maps document names to template names.
+templates_path = ['_templates']
+html_sidebars = {'index': 'tidelift-sidebar.html'}