upload_multiple_images.py

import os
import sys

import requests

VALID_IMAGE_EXTENSIONS = ('.png', '.jpg', '.jpeg')


def image_uploader(url, directory):
    images = []
    for root, dirs, files in os.walk(directory):  # walking through source input directory
        images.extend([{'file': os.path.join(root, file), 'name': file} for file in files if
                       file.endswith(VALID_IMAGE_EXTENSIONS)])
    print(images)
    if images:
        filehandlers = []
        try:
            filehandlers = [open(image['file'], 'rb') for image in images]
            response = requests.post(url, files=[(fh.name.split('/')[-1], fh) for fh in filehandlers])
            print(response.status_code)
        finally:
            for fh in filehandlers:
                fh.close()


if __name__ == '__main__':
    if len(sys.argv) > 2:
        url = sys.argv[1]
        input_directory = sys.argv[2]
        if not os.path.exists(input_directory):
            print(input_directory, " does not exist")
            sys.exit(1)
        if not os.path.isdir(input_directory):
            print(input_directory, ' is not a directory')
            sys.exit(1)
        image_uploader(url, input_directory)

    else:
        print("The url & the input images directory required")
        sys.exit(1)