Switch to napoleon only

Dockerfile

@@ -7,7 +7,7 @@ RUN apt-get update && apt-get install -y \
     libfftw3-dev \
     python3 python3-pip python3-dev python3-future python3-scipy cython3 \
     # Documentation build dependencies
-    python3-sphinx python3-sphinx-rtd-theme python3-numpydoc \
+    python3-sphinx python3-sphinx-rtd-theme \
     # Testing dependencies
     python3-coverage python3-pytest python3-pytest-cov \
     # Optional NIFTy dependencies

docs/source/conf.py

 import nifty5
-import sphinx_rtd_theme
-
-napoleon_google_docstring = False
-napoleon_numpy_docstring = True
-napoleon_use_ivar = True
-napoleon_use_param = False
-napoleon_use_keyword = False
-
-autodoc_member_order = 'groupwise'
-numpydoc_show_inherited_class_members = False
-numpydoc_class_members_toctree = False
 
 extensions = [
-    'sphinx.ext.autodoc', 'numpydoc', 'sphinx.ext.autosummary',
-    'sphinx.ext.napoleon', 'sphinx.ext.imgmath', 'sphinx.ext.viewcode'
+    'sphinx.ext.napoleon',  # Support for NumPy and Google style docstrings
+    'sphinx.ext.imgmath',  # Render math as images
+    'sphinx.ext.viewcode'  # Add links to highlighted source code
 ]
-templates_path = ['_templates']
-source_suffix = '.rst'
 master_doc = 'index'
 
+napoleon_google_docstring = False
+napoleon_numpy_docstring = True
+napoleon_use_ivar = True
+
 project = u'NIFTy5'
 copyright = u'2013-2019, Max-Planck-Society'
 author = u'Martin Reinecke'
@@ -29,19 +21,6 @@ version = release[:-2]
 language = None
 exclude_patterns = []
 add_module_names = False
-pygments_style = 'sphinx'
-todo_include_todos = True
 
 html_theme = "sphinx_rtd_theme"
-html_theme_options = {
-    'collapse_navigation': False,
-    'display_version': False,
-}
-html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
 html_logo = 'nifty_logo_black.png'
-html_static_path = []
-html_last_updated_fmt = '%b %d, %Y'
-html_domain_indices = False
-html_use_index = False
-html_show_sourcelink = False
-htmlhelp_basename = 'NIFTydoc'