Attempt 004 fixing build readthedocs yaml file

.readthedocs.yaml

@@ -2,10 +2,8 @@
 # Read the Docs configuration file
 # See https://docs.readthedocs.io/en/stable/config-file/v2.html for details
 
-# Required
 version: 2
 
-# Set the version of Python and other tools you might need
 build:
   os: ubuntu-22.04
   tools:
@@ -18,18 +16,9 @@ formats:
   - pdf
   - epub
 
-# Build documentation in the docs/ directory with Sphinx
-# sphinx:
-#    configuration: docs/source/conf.py
-
-# Optionally build your docs in additional formats such as PDF
-# formats:
-#    - pdf
-
-# Optionally set the version of Python and requirements required to build your docs
 python:
    install:
     - requirements: docs/requirements.txt
-#     - method: pip
-#       path: .
+    - method: pip
+      path: .