Crop images in a folder

crop.py

import os
from os import listdir
from PIL import Image

# get the path/directory
source_dir = "images/Carpocoris_fuscispinus"
target_dir = "images/carp_fusc_crop"

limit = 300
i = 1

for image in os.listdir(source_dir):

    # check if the image ends with png
    if (image.endswith(".jpg")):
        print(image)

        im = Image.open(source_dir + "/" + image)
        w, h = im.size

        # Crop to 1/3
        '''
        target_w = round(w / 3)
        target_h = round(h / 3)

        print(f"{target_w}, {target_h}")

        im_cropped = im.crop((target_w, target_h, target_w * 2, target_h * 2))
        im_cropped = im_cropped.save(dirname + "/crop_" + image)
        '''

        # Crop to 1/2
        target_w = round(w / 2)
        target_h = round(h / 2)

        print(f"{target_w}, {target_h}")

        im_cropped = im.crop((target_w/2, target_h/2, target_w/2*3, target_h/2*3))
        im_cropped = im_cropped.save(target_dir + "/crop_" + image)


    i = i + 1
    if i >= limit:
        print(f"Limit of {limit} reached")
        break