app.py

import requests
import time
import concurrent.futures

img_urls = [
    "https://images.unsplash.com/photo-1516117172878-fd2c41f4a759",
    "https://images.unsplash.com/photo-1532009324734-20a7a5813719",
    "https://images.unsplash.com/photo-1524429656589-6633a470097c",
    "https://images.unsplash.com/photo-1530224264768-7ff8c1789d79",
    "https://images.unsplash.com/photo-1564135624576-c5c88640f235",
    "https://images.unsplash.com/photo-1541698444083-023c97d3f4b6",
    "https://images.unsplash.com/photo-1522364723953-452d3431c267",
    "https://images.unsplash.com/photo-1513938709626-033611b8cc03",
    "https://images.unsplash.com/photo-1507143550189-fed454f93097",
    "https://images.unsplash.com/photo-1493976040374-85c8e12f0c0e",
    "https://images.unsplash.com/photo-1504198453319-5ce911bafcde",
    "https://images.unsplash.com/photo-1530122037265-a5f1f91d3b99",
    "https://images.unsplash.com/photo-1516972810927-80185027ca84",
    "https://images.unsplash.com/photo-1550439062-609e1531270e",
    "https://images.unsplash.com/photo-1549692520-acc6669e2f0c",
]

t1 = time.perf_counter()


def download_image(img_url):
    img_bytes = requests.get(img_url).content
    img_name = img_url.split("/")[3]
    img_name = f"{img_name}.jpg"
    with open(img_name, "wb") as img_file:
        img_file.write(img_bytes)
        print(f"{img_name} was downloaded...")


with concurrent.futures.ThreadPoolExecutor() as executor:
    executor.map(download_image, img_urls)


t2 = time.perf_counter()

print(f"Finished in {t2 - t1} seconds")