Fix readthedocs build.

.readthedocs.yml

@@ -4,22 +4,22 @@
 version: 2
 
 build:
-  image: latest
-  os: ubuntu-22.04
-  # Pre-build job: Run update_docs.py to regenerate API docs and convert READMEs
-  # This runs before Sphinx builds the documentation
-  commands:
-    - python docs/update_docs.py --skip-build
+  os: "ubuntu-22.04"
+  tools:
+    python: "3.9"
+  jobs:
+    pre_build:
+      # Pre-build job: Run update_docs.py to regenerate API docs and convert READMEs
+      # This runs before Sphinx builds the documentation
+      - python docs/update_docs.py --skip-build
 
 python:
-  version: 3.9
   install:
+    - requirements: requirements.txt
+    - requirements: docs/requirements-docs.txt
+    # Install our python package before building the docs
     - method: pip
       path: .
-    - method: pip
-      # Install documentation dependencies
-      pip_install:
-        - sphinx
-        - pypandoc
 
-# Sphinx will be auto-detected from docs/docs/source/conf.py
+sphinx:
+  configuration: docs/docs/source/conf.py

docs/docs/source/index.rst

@@ -1,18 +1,18 @@
 OrthoEvolution
 ====================
 
-.. image:: https://travis-ci.org/datasnakes/OrthoEvolution.svg?branch=master
-    :target: https://travis-ci.org/datasnakes/OrthoEvolution
+.. image:: https://github.com/datasnakes/OrthoEvolution/actions/workflows/ci.yml/badge.svg
+    :target: https://github.com/datasnakes/OrthoEvolution/actions/workflows/ci.yml
 
 .. image:: https://api.codacy.com/project/badge/Grade/25062944794a4d14b5cab274a885ac27
    :target: https://www.codacy.com/app/datasnakes/OrthoEvolution?utm_source=github.com&utm_medium=referral&utm_content=datasnakes/OrthoEvolution&utm_campaign=Badge_Grade
 
-.. image:: https://img.shields.io/badge/chat-on%20gitter-753A88.svg
-   :target: https://gitter.im/datasnakes/OrthoEvolution
-
 .. image:: https://badge.fury.io/py/OrthoEvol.svg
    :target: https://badge.fury.io/py/OrthoEvol
 
+.. image:: https://codecov.io/gh/datasnakes/OrthoEvolution/branch/main/graph/badge.svg
+   :target: https://codecov.io/gh/datasnakes/OrthoEvolution
+
 .. image:: https://readthedocs.org/projects/orthoevolution/badge/?version=latest
    :target: http://orthoevolution.readthedocs.io/en/latest/?badge=latest
 

docs/requirements-docs.txt

@@ -0,0 +1,3 @@
+# Documentation build dependencies for Read the Docs
+sphinx
+pypandoc