Change theme width

docs/_static/theme_overrides.css

@@ -0,0 +1,3 @@
+.wy-nav-content {
+    max-width: 1100px
+}

docs/conf.py

@@ -30,7 +30,14 @@ import shlex
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
-extensions = []
+extensions = [
+    'sphinx.ext.autodoc',
+    'sphinx.ext.doctest',
+    'sphinx.ext.intersphinx',
+    'sphinx.ext.todo',
+    'sphinx.ext.coverage',
+    'sphinx.ext.ifconfig',
+]
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -283,3 +290,26 @@ texinfo_documents = [
 
 # If true, do not generate a @detailmenu in the "Top" node's menu.
 #texinfo_no_detailmenu = False
+
+# -- ReadTheDoc requirements and local template generation---------------------
+
+# on_rtd is whether we are on readthedocs.org, this line of code grabbed from docs.readthedocs.org
+on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
+
+if not on_rtd:  # only import and set the theme if we're building docs locally
+    import sphinx_rtd_theme
+    html_theme = 'sphinx_rtd_theme'
+    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
+    # Override default css to get a larger width for local build
+    def setup(app):
+        #app.add_javascript("custom.js")
+        app.add_stylesheet('theme_overrides.css')
+else:
+    # Override default css to get a larger width for ReadTheDoc build
+    html_context = {
+        'css_files': [
+            'https://media.readthedocs.org/css/sphinx_rtd_theme.css',
+            'https://media.readthedocs.org/css/readthedocs-doc-embed.css',
+            '_static/theme_overrides.css',
+        ],
+    }