Simple bulk image resize in Python 3

This script will read and resize all images (JPG and PNG) inside a folder and sub-folders. It's going to create new images, not overwrite the old ones. New images will have the "_CONVERTED" flag in its name.

Usage

Create your virtual environment and activate it.

Install requirements.txt

pip install -r requirements.txt --user

Change the constants.

NEW_WIDTH = 640
ROOT_PATH = '/PATH/TO/IMAGES'

NEW_WIDTH is the new width you want for your new images. The new height is going to be calculated automatically to keep the same aspect ratio of the original image. ROOT_PATH is the path to the folder Python will itarate over to find all images.

Command line

You need to have Python 3 and Pillow installed.

usage: main.py [-h] [-p ROOT_PATH] [-w NEW_WIDTH]

optional arguments:
  -h, --help            show this help message and exit
  -p ROOT_PATH, --root-path ROOT_PATH
                        Full Input Path
  -w NEW_WIDTH, --new-width NEW_WIDTH
                        New image width