Update .readthedocs.yml build config

.readthedocs.yml

@@ -5,20 +5,21 @@
 # Required
 version: 2
 
+# Set the build OS and any other tools needed
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.10"
+
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
   configuration: eqcorrscan/doc/conf.py
 
-# Build documentation with MkDocs
-#mkdocs:
-#  configuration: mkdocs.yml
-
 # Optionally build your docs in additional formats such as PDF and ePub
 formats: all
 
 # Optionally set the version of Python and requirements required to build your docs
 python:
-  version: 3.7
   install:
     - requirements: eqcorrscan/doc/requirements.txt
     - requirements: requirements.txt

eqcorrscan/doc/requirements.txt

@@ -1,7 +1,9 @@
 matplotlib
+mock
+# Note that mock is replaced by unittest.mock now, and we should update the test code to use this
 nbsphinx
 sphinx>=1.5.1
 sphinx_bootstrap_theme
 # have to pin otherwise RTD fails
 # see https://github.com/readthedocs/readthedocs.org/issues/7492
-Pygments==2.7.4
+Pygments==2.7.4