A batch downloader for youtube-dl

YT-dlbatch.py

import requests
from lxml.html import fromstring
import os

search='https://www.youtube.com/results'

def make_my_day(query):
    page = requests.get(search, params=[{'search_query', str(query)}])

    links = fromstring(page.text).cssselect('a')

    videos = set(filter(lambda x: x is not None and x.__contains__('/watch'), map(lambda x: x.get('href'), links)))

    map(lambda x: os.system('youtube-dl -f mp4 https://youtube.com%s' %x), videos)

#usage:
#uncomment the lines belows and execute the script
#for s in ['dora aventureira', 'go diego go', 'turma da monica', 'super why!', 'backyardigans']:
#    make_my_day(s.replace(' ', '+'))