[Original] python for 3 days

Many of you are very interested in python. Although codecademy abroad is very fun to learn programming, many of you do not have the habit of reading English websites. all of you have the idea to write this article.

Before that, of course, I would like to declare that I still think ruby is more fun and I will write ruby later.

1. First say hello.

2. Write the variable.

mynum=12=

3. Write a function

Here we have to stop. The python statement block is represented by indentation, and there is a colon every time you want to indent it:

If you remember this, you will understand python in half.

4. write comments

5 string method

 len( lower( upper( str(123 int()

6. Add strings

 +

7. format the output

name= %name

% Percent is formatted output, replace % s with name

8. obtain user input.

name=raw_input( name

9 Control Process

10 import module

 threading

11 playlist

list=[1,2,3,4,56 list[1:3 list[:2 list[1 i  i

12 tuples

 (1,2,3)

13. Dictionary

d = { : 1,  : 2,  : 3}

14 play Loop

 for i in range(12):
　　print i
for i in [1,2,3]:
　　print i

15 legendary list Derivation

[i**2  i  range(12)  i%2==0]

16 categories

 ==Hymenz(

17 files

f=open(,f.close()

If you haven't played enough after reading this, contact your friend for a chat http://www.cnblogs.com/hymenz/archive/2013/05/27/3101347.html.