nalsi

## Creator: Kai Li
## Time: 12/9/2012
## Description: My FOAF file

<rdf:RDF
	xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" 
	xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
	xmlns:foaf="http://xmlns.com/foaf/0.1/" 
	xmlns:dc="http://purl.org/dc/elements/1.1/"
	xmlns:rrdf="http://rdfs.org/resume-rdf/"

nalsi

# Kai Li <--- My name
# hello_world.py <--- Name of the file
# 10/15/2012 <--- Date

# Print the pattern to the screen.
a = "  |  |  "
b = "--------"
print a
print b
print a

nalsi

# This is Kai Li's first script for Mechanical MOOC lesson.
# Kai Li <--- My name
# hello_world.py <--- Name of the file
# 10/15/2012 <--- Date

# print "Hello, world!" to the screen

x = 'Hello, world!'
print x

nalsi

## Creator: Kai Li
## Time: 10/18/2012
## Task: Print a matrix of numbers from 1*1 to 7*7.
## Warning: It's not functioning properly, in that after everyline, there is an unexpected "None".

def nal(n):
	i = 1
	while i <= 7:
		print n*i, '\t',
		i = i + 1

nalsi

## Creator: Kai Li
## time: 11/26/2012
## Task: Trace all the folders and the number of files in these folders in a given URL.

import os.path as os

def myvisit(a, dir, files):
	print dir, ": %d files" % len(files)

os.walk('c:/python27', myvisit, None)

nalsi

## Creator: Kai Li
## Time: 11/26/2012
## Task: Getting properties of all the files in a given folder.

import os
import os.path
import time

for f in os.listdir("c:\python27"):
    print "File          :", os.path.basename(f)

nalsi

## Creator: Kai Li
## Time: 11/26/2012
## Task: Fetching Wikipedia article using Python's "urllib2" module

import urllib2

opener = urllib2.build_opener()
opener.addheaders = [('User-agent', 'Mozilla/5.0')]
req = opener.open("http://en.wikipedia.org/wiki/Betelgeuse")