simultaneously download nicovideo

multimp3.py

#!/usr/bin/env python3
import multiprocessing
import subprocess

accounts =[
    {'id':'1@example.com', 'pass':'password'},
    {'id':'2@example.com', 'pass':'password'},
]

def download(account, download_urls):
    for url in download_urls:
        url = url.strip()
        cmd = './nicomp3.sh {} {} {}'.format(url, account['id'], account['pass'])
        print('{} started downloading from {}'.format(account['id'], url))
        subprocess.call(cmd, shell=True)

if __name__ == '__main__':
    urls = open('list.txt','r').readlines()
    url_num = len(urls)
    accounts_num = len(accounts)
    worksPerAccount = url_num//accounts_num
    rest = url_num % accounts_num

    jobs = []
    for account in accounts:
        if rest >= 1:
            myworks = worksPerAccount + 1
            rest -= 1
        else:
            myworks = worksPerAccount
        download_urls = urls[:myworks]
        del urls[:myworks]
        p = multiprocessing.Process(target=download, args=(account,
                                                          download_urls))
        jobs.append(p)
        p.start()