This script parses the most shared videos on Youtube using standard video feed for the region Egypt (EG) and emails basic information about them to a predefined list of recipients using Gmail.

most_shared_youtube_vids_egypt.py

#!/usr/bin/python
# -*- coding: utf-8 -*-

# Important imports
import os, sys

# Append the python libs installed on dreamhost to the sys.path
sys.path.append(os.environ['HOME'] +'/lib/python')

# Import email stuff
import smtplib
from email.MIMEMultipart import MIMEMultipart
from email.MIMEBase import MIMEBase
from email.MIMEText import MIMEText
from email import Encoders

# Import the Gdata library
import gdata.youtube
import gdata.youtube.service

def PrintEntryDetails(entry):
	'''
	Takes an entry from a youtube standard feed and returns some of
	its data as a human readable string
	'''
	entry_details = 'Video title: %s' % entry.media.title.text + '\n'
	entry_details += 'Video published on: %s ' % entry.published.text + '\n'
	entry_details += 'Video watch page: %s' % entry.media.player.url + '\n'
	entry_details += 'Video duration: %s' % entry.media.duration.seconds + '\n'
	entry_details += "==========================================" + '\n'

	return entry_details

def PrintVideoFeed(feed):
	'''
	Takes a youtube standard feed, formats it and returns a list of all included videos 
	in a human readable string
	'''
	output = ''
	for entry in feed.entry:
		try:
			output += PrintEntryDetails(entry)
		except:
			pass
	return output


def mail(to, subject, text, gmail_user, gmail_pwd):
	'''
	Sends mail using gmail
	'''
	msg = MIMEMultipart()

	# Setting up message data
	msg['From'] 	= 'FROM-EMAIL'
	msg['To'] 		= to
	msg['Subject']	= subject

	msg.attach(MIMEText(text))

	# Opening the connection with Gmail SMTP server
	mailServer = smtplib.SMTP("smtp.gmail.com", 587)
	mailServer.ehlo()
	mailServer.starttls()
	mailServer.ehlo()
	mailServer.login(gmail_user, gmail_pwd)

	# Actual sending of the email
	mailServer.sendmail(gmail_user, to, msg.as_string())
	
	# Closing the connection
	# Should be mailServer.quit(), but that crashes
	mailServer.close()

# Defining the main function
if __name__ == '__main__':
	# Setting up mail credentials
	gmail_user	= "REPLACE-THIS-WITH-YOUR-GMAIL-USERNAME"
	gmail_pwd	= "REPLACE-THIS-WITH-YOUR-GMAIL-PASSWORD"

	# List of people to receive this daily digest
        # Modify this to match your recipients list
	recepient_list = [
		'recepient1@example.com',
		'recepient2@example.com',
	]

	# Instantiate a YouYubeService object
	yt_service = gdata.youtube.service.YouTubeService()

	# Set the developer key and client id for monitoris this app
	yt_service.developer_key = 'REPLACE-THIS-WITH-YOUR-YOUTUBE-DEVELOPER-KEY'
	yt_service.client_id = 'REPLACE-THIS-WITH-YOUR-YOUTUBE-CLIENT-ID'


	# The standard feed URI for most shared videos in region Egypt
	uri = 'http://gdata.youtube.com/feeds/api/standardfeeds/EG/most_shared?v=2'

	# Preparing the email body to be sent
	# By assigning the videos in the feed in a human readable string format
	email_body = PrintVideoFeed(yt_service.GetYouTubeVideoFeed(uri))
	
	# Looping over recepients and emailing them the digest
	for recepient in recepient_list:
		mail(recepient, "أكثر مقاطع الفيديو مشاركة على يوتيوب اليوم",  email_body, gmail_user, gmail_pwd)

Check this blog post which tells the background for this script : http://www.supposedlyageek.com/2012/11/installing-gdata-python-client-on.html