[Crawler] Beginning: Trying urllib.request

method 1: open a File and save it in your current python Folder.
method 2:

type each command

import urllib.request

x = urllib.request.urlopen("http://www.google.com/")

print(x.read())

https://www.youtube.com/watch?v=5GzVNi0oTxQ

2.type line by line as below code

from urllib.request import urlopen

html = urlopen("http://www.google.com/")
print(html)

print(html.read())

http://stackoverflow.com/questions/2792650/python3-error-import-error-no-module-name-urllib2 

http://stackoverflow.com/questions/15646813/file-download-via-post-form

http://stackoverflow.com/questions/22676/how-do-i-download-a-file-over-http-using-python

reference:
[book] A Brain-Friendly Guide, Paul Barry && David Griffths