From 2baf31dc8ae450e9bd2d68ff5fc269144687118e Mon Sep 17 00:00:00 2001
From: Min RK <benjaminrk@gmail.com>
Date: Thu, 21 Feb 2019 10:07:54 +0100
Subject: [PATCH] add default_python replacement to sphinx

and get docs version from the package so it doesn't get out of date
---
 docs/source/conf.py | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/docs/source/conf.py b/docs/source/conf.py
index 31384737..db48d094 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -80,9 +80,19 @@ author = 'Project Jupyter'
 # built documents.
 #
 # The short X.Y version.
-version = '0.1'
+import repo2docker
+version = repo2docker.__version__
 # The full version, including alpha/beta/rc tags.
-release = '0.1'
+release = version
+
+from repo2docker.buildpacks.conda import CondaBuildPack
+
+default_python = CondaBuildPack.major_pythons['3']
+
+rst_prolog = """
+.. |default_python| replace:: **Python {default_python}**
+.. |default_python_version| replace:: {default_python}
+""".format(default_python=default_python)
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.