text: import os
  
  # Use sphinx-quickstart to create your own conf.py file!
  # After that, you have to edit a few things.  See below.
  
  # Select nbsphinx and, if needed, other Sphinx extensions:
  extensions = [
      'nbsphinx',
      'sphinxcontrib.bibtex',  # for bibliographic references
      'sphinxcontrib.rsvgconverter',  # for SVG->PDF conversion in LaTeX output
      'sphinx_gallery.load_style',  # load CSS for gallery (needs SG >= 0.6)
      'sphinx_last_updated_by_git',  # get "last updated" from Git
  ]
  
  # Don't add .txt suffix to source files:
  html_sourcelink_suffix = ''
  
  # List of arguments to be passed to the kernel that executes the notebooks:
  nbsphinx_execute_arguments = [
      "--InlineBackend.figure_formats={'svg', 'pdf'}",
      "--InlineBackend.rc=figure.dpi=96",
  ]
  
  # Environment variables to be passed to the kernel:
  os.environ['MY_DUMMY_VARIABLE'] = 'Hello from conf.py!'
  
  nbsphinx_thumbnails = {
      'gallery/thumbnail-from-conf-py': 'gallery/a-local-file.png',
      'gallery/*-rst': 'images/notebook_icon.png',
  }
  
  # This is processed by Jinja2 and inserted before each notebook
  nbsphinx_prolog = r"""
  {% set docname = 'doc/' + env.doc2path(env.docname, base=None) %}
  
  .. raw:: html
  
      <div class="admonition note">
        This page was generated from
        <a class="reference external" href="https://github.com/spatialaudio/nbsphinx/blob/{{ env.config.release|e }}/{{ docname|e }}">{{ docname|e }}</a>.
        Interactive online version:
        <span style="white-space: nowrap;"><a href="https://mybinder.org/v2/gh/spatialaudio/nbsphinx/{{ env.config.release|e }}?filepath={{ docname|e }}"><img alt="Binder badge" src="https://mybinder.org/badge_logo.svg" style="vertical-align:text-bottom"></a>.</span>
        <script>
          if (document.location.host) {
            $(document.currentScript).replaceWith(
              '<a class="reference external" ' +
              'href="https://nbviewer.jupyter.org/url' +
              (window.location.protocol == 'https:' ? 's/' : '/') +
              window.location.host +
              window.location.pathname.slice(0, -4) +
              'ipynb">View in <em>nbviewer</em></a>.'
            );
          }
        </script>
      </div>
  
  .. raw:: latex
  
      \nbsphinxstartnotebook{\scriptsize\noindent\strut
      \textcolor{gray}{The following section was generated from
      \sphinxcode{\sphinxupquote{\strut {{ docname | escape_latex }}}} \dotfill}}
  """
  
  # This is processed by Jinja2 and inserted after each notebook
  nbsphinx_epilog = r"""
  {% set docname = 'doc/' + env.doc2path(env.docname, base=None) %}
  .. raw:: latex
  
      \nbsphinxstopnotebook{\scriptsize\noindent\strut
      \textcolor{gray}{\dotfill\ \sphinxcode{\sphinxupquote{\strut
      {{ docname | escape_latex }}}} ends here.}}
  """
  
  mathjax3_config = {
      'tex': {'tags': 'ams', 'useLabelIds': True},
  }
  
  bibtex_bibfiles = ['references.bib']
  
  # Support for notebook formats other than .ipynb
  nbsphinx_custom_formats = {
      '.pct.py': ['jupytext.reads', {'fmt': 'py:percent'}],
      '.md': ['jupytext.reads', {'fmt': 'Rmd'}],
  }
  
  # Import Matplotlib to avoid this message in notebooks:
  # "Matplotlib is building the font cache; this may take a moment."
  import matplotlib.pyplot
  
  # -- The settings below this line are not specific to nbsphinx ------------
  
  master_doc = 'index'
  
  project = 'nbsphinx'
  author = 'Matthias Geier'
  copyright = '2020, ' + author
  html_show_copyright = False
  
  linkcheck_ignore = [
      r'http://localhost:\d+/',
      'https://github.com/spatialaudio/nbsphinx/compare/',
  ]
  
  nitpicky = True
  
  # -- Get version information and date from Git ----------------------------
  
  try:
      from subprocess import check_output
      release = check_output(['git', 'describe', '--tags', '--always'])
      release = release.decode().strip()
      today = check_output(['git', 'show', '-s', '--format=%ad', '--date=short'])
      today = today.decode().strip()
  except Exception:
      release = '<unknown>'
      today = '<unknown date>'
  
  # -- Options for HTML output ----------------------------------------------
  
  html_favicon = 'favicon.svg'
  html_title = project + ' version ' + release
  
  # -- Options for LaTeX output ---------------------------------------------
  
  # See https://www.sphinx-doc.org/en/master/latex.html
  latex_elements = {
      'papersize': 'a4paper',
      'printindex': '',
      'sphinxsetup': r"""
          %verbatimwithframe=false,
          %verbatimwrapslines=false,
          %verbatimhintsturnover=false,
          VerbatimColor={HTML}{F5F5F5},
          VerbatimBorderColor={HTML}{E0E0E0},
          noteBorderColor={HTML}{E0E0E0},
          noteborder=1.5pt,
          warningBorderColor={HTML}{E0E0E0},
          warningborder=1.5pt,
          warningBgColor={HTML}{FBFBFB},
      """,
      'preamble': r"""
  \usepackage[sc,osf]{mathpazo}
  \linespread{1.05}  % see http://www.tug.dk/FontCatalogue/urwpalladio/
  \renewcommand{\sfdefault}{pplj}  % Palatino instead of sans serif
  \IfFileExists{zlmtt.sty}{
      \usepackage[light,scaled=1.05]{zlmtt}  % light typewriter font from lmodern
  }{
      \renewcommand{\ttdefault}{lmtt}  % typewriter font from lmodern
  }
  \usepackage{booktabs}  % for Pandas dataframes
  """,
  }
  
  latex_documents = [
      (master_doc, 'nbsphinx.tex', project, author, 'howto'),
  ]
  
  latex_show_urls = 'footnote'
  latex_show_pagerefs = True
  
  # -- Options for EPUB output ----------------------------------------------
  
  # These are just defined to avoid Sphinx warnings related to EPUB:
  version = release
  suppress_warnings = ['epub.unknown_project_files']
  
  # -- Set default HTML theme (if none was given above) ---------------------
  
  if 'html_theme' not in globals():
      try:
          import insipid_sphinx_theme
      except ImportError:
          pass
      else:
          html_theme = 'insipid'
          html_copy_source = False
          html_permalinks_icon = '§'
  