Backport sphinx documentation to binary wheel package

{{cookiecutter.project_slug}}/docs/cleanup.sh

+#!/bin/sh
+
+FILE_DIR=$(dirname -- "$(readlink -f -- "${0}")")
+
+echo "Cleaning.. ${FILE_DIR}/source/source_documentation/*"
+
+for f in "${FILE_DIR}"/source/source_documentation/*
+do
+
+  case $f in
+    */index.rst) true;;
+    *) echo "Removing.. ${f}"; rm "${f}";;
+  esac
+done

{{cookiecutter.project_slug}}/docs/requirements.txt

+sphinx!=1.6.6,!=1.6.7,>=1.6.5 # BSD
+sphinx-rtd-theme>=0.4.3 #MIT
+sphinxcontrib-apidoc>=0.3.0 #BSD
+myst-parser>=2.0 # MIT
+docutils>=0.17 # BSD

{{cookiecutter.project_slug}}/docs/source/conf.py

+#  Copyright (C) 2023 ASTRON (Netherlands Institute for Radio Astronomy)
+#  SPDX-License-Identifier: Apache-2.0
+
+import os
+
+from {{cookiecutter.project_slug}} import __version__
+
+# -- General configuration ----------------------------------------------------
+
+# Add any Sphinx extension module names here, as strings. They can be
+# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
+extensions = [
+    "sphinx.ext.autodoc",
+    "sphinx.ext.viewcode",
+    "sphinxcontrib.apidoc",
+    "sphinx_rtd_theme",
+    "myst_parser"
+]
+
+# Assumes tox is used to call sphinx-build
+project_root_directory = os.getcwd()
+
+apidoc_module_dir = "../../{{cookiecutter.project_slug}}"
+apidoc_output_dir = "source_documentation"
+apidoc_excluded_paths = []
+apidoc_separate_modules = True
+apidoc_toc_file = False
+# This should include private methods but does not work
+# https://github.com/sphinx-contrib/apidoc/issues/14
+apidoc_extra_args = ["--private"]
+
+# The suffix of source filenames.
+source_suffix = [".rst"]
+
+# The master toctree document.
+master_doc = "index"
+
+# General information about the project.
+project = "{{cookiecutter.project_name}}"
+copyright = "2023, ASTRON"
+
+# openstackdocstheme options
+repository_name = "{{cookiecutter.project_url}}"
+bug_project = "none"
+bug_tag = ""
+html_last_updated_fmt = "%Y-%m-%d %H:%M"
+
+# If true, '()' will be appended to :func: etc. cross-reference text.
+add_function_parentheses = True
+
+version = __version__
+
+modindex_common_prefix = ["{{cookiecutter.project_slug}}."]
+
+# If true, the current module name will be prepended to all description
+# unit titles (such as .. function::).
+add_module_names = True
+
+# The name of the Pygments (syntax highlighting) style to use.
+pygments_style = "sphinx"
+
+# -- Options for HTML output --------------------------------------------------
+
+# The theme to use for HTML and HTML Help pages.  Major themes that come with
+# Sphinx are currently 'default' and 'sphinxdoc'.
+# html_theme_path = ["."]
+html_theme = "sphinx_rtd_theme"
+html_static_path = ["static"]
+html_css_files = [
+    "css/custom.css",
+]
+
+# Output file base name for HTML help builder.
+htmlhelp_basename = "%sdoc" % project
+
+# Conf.py variables exported to sphinx rst files access using |NAME|
+variables_to_export = [
+    "project",
+    "copyright",
+    "version",
+]
+
+# Write to rst_epilog to export `variables_to_export` extract using `locals()`
+# https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-rst_epilog
+frozen_locals = dict(locals())
+rst_epilog = "\n".join(
+    map(
+        lambda x: f".. |{x}| replace:: {frozen_locals[x]}",  # noqa: F821
+        variables_to_export,
+    )
+)
+# Pep is not able to determine that frozen_locals always exists so noqa
+del frozen_locals

{{cookiecutter.project_slug}}/docs/source/index.rst

+====================================================
+Welcome to the documentation of {{cookiecutter.project_name}}
+====================================================
+
+..
+    To define more variables see rst_epilog generation in conf.py
+
+Documentation for version: |version|
+
+Contents:
+
+.. toctree::
+   :maxdepth: 2
+
+   readme
+   source_documentation/index

{{cookiecutter.project_slug}}/docs/source/readme.rst

+.. include:: ../../README.md
+   :parser: myst_parser.sphinx_

{{cookiecutter.project_slug}}/docs/source/source_documentation/index.rst

+Source code documentation
+=========================
+
+.. toctree::
+   :maxdepth: 3
+
+   {{cookiecutter.project_slug}}

{{cookiecutter.project_slug}}/docs/source/static/css/custom.css

+.orange { color: #c65d09; }
+
+.green { color: #5dc609; }
+
+.yellow { color: #c6c609; }
+
+.bolditalic {
+  font-weight: bold;
+  font-style: italic;
+}
+
+.rst-content code, .rst-content tt, code {
+  white-space: break-spaces;
+}

{{cookiecutter.project_slug}}/tox.ini

@@ -40,6 +40,19 @@ commands =
     format: {envpython} -m autopep8 -v -aa --in-place --recursive tests
     format: {envpython} -m black -v src tests
 
+[testenv:docs]
+allowlist_externals =
+    sh
+; unset LC_ALL / LANGUAGE from testenv, would fail sphinx otherwise
+setenv =
+deps =
+    -r{toxinidir}/requirements.txt
+    -r{toxinidir}/docs/requirements.txt
+changedir = {toxinidir}
+commands =
+    sh docs/cleanup.sh
+    sphinx-build -b html docs/source docs/build/html
+
 [testenv:{build-local,build-ci-linux}]
 deps =
     -r{toxinidir}/tests/requirements.txt