text: from datetime import date
  import sphinx_rtd_theme
  from warnings import filterwarnings
  
  filterwarnings(
      "ignore", message="Matplotlib is currently using agg", category=UserWarning
  )
  
  # General configuration
  # ---------------------
  
  # Add any Sphinx extension module names here, as strings. They can be extensions
  # coming with Sphinx (named 'sphinx.addons.*') or your custom ones.
  extensions = [
      "sphinx.ext.autosummary",
      "sphinx.ext.autodoc",
      "sphinx.ext.imgmath",
      "sphinx.ext.doctest",
      "sphinx.ext.intersphinx",
      "sphinx.ext.mathjax",
      "sphinx.ext.todo",
      "sphinx.ext.viewcode",
      "sphinx_gallery.gen_gallery",
      "numpydoc",
  ]
  
  # Add any paths that contain templates here, relative to this directory.
  templates_path = ["_templates"]
  
  # The suffix of source filenames.
  source_suffix = ".rst"
  
  # The encoding of source files.
  source_encoding = "utf-8"
  
  # The master toctree document.
  master_doc = "index"
  
  # General substitutions.
  project = "PyGraphviz"
  copyright = f"2004-{date.today().year}, PyGraphviz Developers"
  
  # Sphinx gallery configuration
  sphinx_gallery_conf = {
      "examples_dirs": "../../examples",
      "gallery_dirs": "auto_examples",
      "ignore_pattern": "skip_",
      "image_scrapers": ("pygraphviz",),
  }
  
  
  # The default replacements for |version| and |release|, also used in various
  # other places throughout the built documents.
  #
  # The short X.Y version.
  import pygraphviz
  
  version = pygraphviz.__version__
  # The full version, including alpha/beta/rc tags.
  release = version
  
  
  # There are two options for replacing |today|: either, you set today to some
  # non-false value, then it is used:
  # today = ''
  # Else, today_fmt is used as the format for a strftime call.
  # today_fmt = '%B %d, %Y'
  
  # List of documents that shouldn't be included in the build.
  unused_docs = []
  
  # If true, '()' will be appended to :func: etc. cross-reference text.
  # add_function_parentheses = True
  
  # If true, the current module name will be prepended to all description
  # unit titles (such as .. function::).
  add_module_names = False
  
  show_authors = True
  
  # The name of the Pygments (syntax highlighting) style to use.
  pygments_style = "sphinx"
  
  
  # Options for HTML output
  # -----------------------
  
  html_theme = "sphinx_rtd_theme"
  html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
  
  html_theme_options = {
      "canonical_url": "https://pygraphviz.github.io/documentation/stable",
      "navigation_depth": 3,
  }
  
  # The style sheet to use for HTML and HTML Help pages. A file of that name
  # must exist either in Sphinx' static/ path, or in one of the custom paths
  # given in html_static_path.
  # html_style = 'sphinxdoc.css'
  
  # Add any paths that contain custom static files (such as style sheets) here,
  # relative to this directory. They are copied after the builtin static files,
  # so a file named "default.css" will overwrite the builtin "default.css".
  # html_static_path = ['static']
  
  # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
  # using the given strftime format.
  html_last_updated_fmt = "%b %d, %Y"
  
  # If true, SmartyPants will be used to convert quotes and dashes to
  # typographically correct entities.
  # html_use_smartypants = True
  
  # Content template for the index page.
  html_index = "contents.html"
  
  # Custom sidebar templates, maps page names to templates.
  # html_sidebars = {'index': 'indexsidebar.html'}
  
  # Additional templates that should be rendered to pages, maps page names to
  # templates.
  # html_additional_pages = {'index': 'index.html'}
  
  # If true, the reST sources are included in the HTML build as _sources/<name>.
  html_copy_source = False
  
  html_use_opensearch = "http://pygraphviz.github.io"
  
  # Output file base name for HTML help builder.
  htmlhelp_basename = "PyGraphviz"
  
  pngmath_use_preview = True
  
  # Options for LaTeX output
  # ------------------------
  
  # The paper size ('letter' or 'a4').
  latex_paper_size = "letter"
  
  # The font size ('10pt', '11pt' or '12pt').
  # latex_font_size = '10pt'
  
  # Grouping the document tree into LaTeX files. List of tuples
  # (source start file, target name, title, author, document class [howto/manual]).
  latex_documents = [
      (
          "index",
          "pygraphviz.tex",
          "PyGraphviz Documentation",
          "PyGraphviz Developers",
          "manual",
          1,
      )
  ]
  
  
  # latex_use_parts = True
  
  # Additional stuff for the LaTeX preamble.
  latex_elements = {"fontpkg": "\\usepackage{palatino}"}
  
  # Documents to append as an appendix to all manuals.
  # latex_appendices = []
  