Add venv to excluded directories for sphinx collection in conf.py.

Author: rossbar

.gitignore

@@ -99,3 +99,4 @@ content/video
 content/*ipynb
 content/tutorial-nlp-from-scratch/parameters.npy
 content/tutorial-nlp-from-scratch/*ipynb
+venv/*

conf.py

@@ -41,6 +41,7 @@
 # This pattern also affects html_static_path and html_extra_path.
 exclude_patterns = [
     '_build',
+    'venv/*',
     'README.md',
     'Thumbs.db',
     '.DS_Store',
@@ -51,7 +52,6 @@
 # MyST-NB configuration
 nb_execution_timeout = 900
 
-
 # -- Options for HTML output -------------------------------------------------
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for