Download youtube video with pafy library

download_youtube_pafy_example.py

import pafy

# code at : https://github.com/np1/pafy
# you must copy pafy.py in your project directory

# show info about youtube video 
url = "https://www.youtube.com/watch?v=oIlIVFBBbNw"
video = pafy.new(url)
print video.title
print video.duration

# list video formats/ if you want load stream number four -> s[4].download(myfilename)
streams = video.streams
for s in streams:
  print(s)
  
# download best video format 3gp
myfilename ="example.3pg"
best = video.getbest(preftype="3gp")
print best.resolution
print best.extension
best.download(filepath=myfilename, quiet=False)