from urllib2 import urlopen, Request, URLError

request = Request(url="http://www.compsci.ca")

try:
   web_page_handle = urlopen(request)
   contents = web_page_handle.read()
   print contents
except URLError:
   print "Couldn't open the URL."
except:
   print "Some unexpected error occurred."
finally:
   f.close()

require 'open-uri'

begin
   web_page_handle = open "http://www.compsci.ca"
   contents = web_page_handle.read
   puts contents
rescue SocketError
   puts "Couldn't open the URL."
rescue
   puts "Some unexpected error occurred."
ensure
   f.close
end