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  {
   "cell_type": "markdown",
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    "nbsphinx": "hidden"
   },
   "source": [
    "This notebook is part of the `nbsphinx` documentation: https://nbsphinx.readthedocs.io/."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "# Creating Thumbnail Galleries\n",
    "\n",
    "Inspired by [Sphinx-Gallery](https://sphinx-gallery.github.io/),\n",
    "you can create thumbnail galleries from a list of Jupyter notebooks\n",
    "(or other Sphinx source files).\n",
    "\n",
    "`nbsphinx` does *not* provide any gallery styles,\n",
    "but you can easily use the styles from Sphinx-Gallery\n",
    "by installing it:\n",
    "\n",
    "    python3 -m pip install sphinx-gallery\n",
    "\n",
    "... and loading the styles in your `conf.py` with:\n",
    "\n",
    "```python\n",
    "extensions = [\n",
    "    'nbsphinx',\n",
    "    'sphinx_gallery.load_style',\n",
    "    # more extensions, if needed ...\n",
    "]\n",
    "```\n",
    "\n",
    "You'll need Sphinx-Gallery version 0.6 or higher.\n",
    "\n",
    "However, you can also create your own CSS styles if you prefer\n",
    "(then you don't need to install Sphinx-Gallery).\n",
    "You can load your CSS files with\n",
    "[html_css_files](https://www.sphinx-doc.org/en/master/usage/configuration.html#confval-html_css_files).\n",
    "\n",
    "You can create\n",
    "[Thumbnail Galleries in reST Files](../a-normal-rst-file.rst#thumbnail-galleries)\n",
    "and you can create galleries by adding the `\"nbsphinx-gallery\"`\n",
    "cell tag or metadata to notebooks,\n",
    "which is used just like the\n",
    "[\"nbsphinx-toctree\"](toctree.ipynb) cell tag/metadata.\n",
    "\n",
    "For possible options, see the [toctree](toctree.ipynb) notebook.\n",
    "\n",
    "<div class=\"alert alert-info\">\n",
    "\n",
    "Note\n",
    "\n",
    "In LaTeX output this behaves just like ``toctree``,\n",
    "i.e. no thumbnail gallery is shown,\n",
    "but the linked files are included in the document.\n",
    "\n",
    "Like with ``toctree`` you should avoid adding content\n",
    "after a gallery (except other toctrees and galleries)\n",
    "because this content would appear in the LaTeX output\n",
    "*after* the content of all included source files,\n",
    "which is probably not what you want.\n",
    "\n",
    "</div>\n",
    "\n",
    "The following cell has the `\"nbsphinx-gallery\"` tag,\n",
    "which creates a thumbnail gallery.\n",
    "The *first* section title in that cell (if available)\n",
    "is used as `\"caption\"` (unless it's given in the metadata).\n",
    "\n",
    "The notebooks in the following gallery describe different ways\n",
    "how to select which images are used as thumbnails."
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {
    "tags": [
     "nbsphinx-gallery"
    ]
   },
   "source": [
    "This section title will be used as ``:caption:``:\n",
    "\n",
    "## This is a thumbnail gallery:\n",
    "\n",
    "This line will be ignored.\n",
    "\n",
    "* [Using a Cell Tag to Select a Thumbnail](../gallery/cell-tag.ipynb)\n",
    "* [Using Cell Metadata to Select a Thumbnail](../gallery/cell-metadata.ipynb)\n",
    "* [Choosing from Multiple Outputs](../gallery/multiple-outputs.ipynb)\n",
    "* [No Thumbnail Available](../gallery/no-thumbnail.ipynb)\n",
    "* [Specifying a Thumbnail File](../gallery/thumbnail-from-conf-py.ipynb)\n",
    "\n",
    "## This section title will be ignored\n",
    "\n",
    "... because only the first title in this cell is used."
   ]
  }
 ],
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