require sphinx v3.1.2

Author: JorjMcKie

docs/conf.py

@@ -12,17 +12,17 @@
 # -- General configuration ------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
-# needs_sphinx = '1.0'
+needs_sphinx = "3.1"
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
     "sphinx.ext.autodoc",
-    "sphinx.ext.todo",
+    # "sphinx.ext.todo",
     "sphinx.ext.coverage",
     "sphinx.ext.ifconfig",
-    "sphinx.ext.imgmath",
+    # "sphinx.ext.imgmath",
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -207,7 +207,7 @@
 latex_show_pagerefs = False
 
 # If true, show URL addresses after external links.
-# latex_show_urls = "footnote"
+latex_show_urls = True
 # latex_use_xindy = True
 # Documents to append as an appendix to all manuals.
 # latex_appendices = []