Rst Image Directive#

This is a .rst file with image directive. The example thumbnail is selected with image directive alt option being set to gallery_thumbnail.

image directive without `alt` text#

This image directive does not have any alt text. Therefore, will not be used as the thumbnail for the gallery.

.. image:: /_static/barchart.png
    :align: center

../../_images/barchart.png

image directive with `alt` text#

This image directive has set the alt attribute to gallery_thumbnail. Therefore, This image will be used as the thumbnail for the gallery.

.. image:: /_static/example_scalebars.gif
    :align: center
    :alt: gallery_thumbnail

gallery_thumbnail

image directive without `alt` text#

This image directive does not have any alt text. Therefore, will not be used as the thumbnail for the gallery.

.. image:: /_static/affine.png
    :align: center

../../_images/affine.png