Generating thumbnails for images

Many times when downloading an image, you do not want to save the full image, but only a thumbnail. Or you may also save both the full-size image and a thumbnail.  Thumbnails can be easily created in python using the Pillow library.  Pillow is a fork of the Python Image Library, and contains many useful functions for manipulating images.  You can find more information on Pillow at https://python-pillow.org.  In this recipe, we use Pillow to create an image thumbnail.

Getting ready

The script for this recipe is 04/07_create_image_thumbnail.py.  It uses the Pillow library, so make sure you have installed Pillow into your environment with pip or other package management tools:

pip install pillow

How to do it

Here is how proceed with the recipe:

Run the script for the recipe.  It will execute the following code:

from os.path import expanduser
import const
from core.file_blob_writer import FileBlobWriter
from core.image_thumbnail_generator import ImageThumbnailGenerator...