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Download infoq video
#!/usr/bin/env python
# Looking for MP4 videos in infoq content.
#
# <div style="width: 320px; height: 265px; float: left; margin-right: 10px;">
# <video poster="/styles/i/logo_scrubber.png" id="video" controls="controls" width="320" height="265">
# <source src="http://d1snlc0orfrhj.cloudfront.net/presentations/12-mar-lockfreealgorithms.mp4" />
# </video>
# </div>
import sys
import urllib2
from bs4 import BeautifulSoup
url = sys.argv[1]
request = urllib2.Request(url)
opener = urllib2.build_opener()
request.add_header('User-Agent', "Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.10')")
html = opener.open(request).read()
soup = BeautifulSoup(html)
video_url = soup.find('video', id='video').source['src']
if (video_url):
print video_url
sys.exit(0)
else:
sys.exit("failed to find video for " + url)
shirishp commented Feb 7, 2013

I tried to use this, but was not able to install bs4 module on Mac. :(
So, finally this is what I used -

curl -A "Mozilla/5.0 (iPad; U; CPU OS 3_2 like Mac OS X; en-us) AppleWebKit/531.21.10 (KHTML, like Gecko) Version/4.0.4 Mobile/7B334b Safari/531.21.10')" http://www.infoq.com/presentations/Scala-Guardian | grep "<source src="

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