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'''
Created on 2009-9-2
@author: jiangqh
'''
# file create and write
context = '''hello world
hello china '''
f = file("hello.txt",'w')
f.write(context)
f.close()
Îļþ´´½¨
#use readline() read file
f = open("hello.txt")
while True:
line = f.readline()
if line:
print line
else :
break
f.close()
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# read more lines
f = file("hello.txt")
lines = f.readlines()
for line in lines:
print line
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'''
Created on 2009-9-2
@author: jiangqh
'''
f = open("hello.txt")
context = f.read()
print context
f = open("hello.txt")
context = f.read(5) #¶ÁȡǰÎå×Ö½Ú
print context
print f.tell() #»ñµÃµ±Ç°Ö¸ÕëµÄλÖÃ
context = f.read(5) #¼ÌÐøµ±Ç°¶ÁÈ¡Îåλ
print context
print f.tell() #»ñµÃµ±Ç°Ö¸ÕëµÄλÖÃ
f.close()


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Python Mako Template ѧϰ±Ê¼Ç


MakoÊÇʲô£¿MokoÊÇPythonдµÄÒ»¸öÄ£°å¿â£¬Python¹ÙÍøpython.orgÓõľÍÊÇËüŶ¡£ÆäËû·Ï»°Ò²¾Í²»ÀÛ׸ÁË£¬Ö±½ÓÀ´µã´úÂ룬·½±ãÔĶÁÓëÁ˽â°Ñ¡£
(Mako¹ÙÍøµØÖ·£ºhttp://www.makotemplates.org/ £¬¿ÉÒÔÏÂÔØ°²×°°ü£¬ÍƼöʹÓÃeasy_install°²×°)
from mako.template import Template
mytemplate = Template("hello world!") ......

½â¶ÁÓÃpythonд×Ô¼ºµÄlinux²¥·ÅÆ÷£¨1£©

¡¡¡¡½ÓÏÂÀ´ÈýÐÐÉèÖÃÈýÖÖ¹¦ÄÜ£¬treeview.set_search_column(0)£¬µ±ÔÚ½çÃæÖа´“Control+F”ʱ¿ÉÒÔËÑË÷µÚ0ÁÐÖеÄÄÚÈÝ£¬tvcolumn.set_sort_column_id(0)£¬µ±µã»÷´ËÁбêÌâµÄʱºòËùÓеÄÐа´´óС˳ÐòÖØÐÂÅÅÁС£²ÎÊý0ÊÇ
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PythonÀïÒþ²ØµÄ¡°ìø¡±

ÔÚ pythonµÄlibĿ¼ÀïÓÐÒ»¸ö£ºthis.py£¬ËüÆäʵÊÇÒþ²Ø×ÅÒ»Ê×Ê«£¬Ô´ÂëÈçÏ£º
s =
"""Gur Mra bs Clguba, ol Gvz Crgref

Ornhgvshy vf orggre guna htyl.
Rkcyvpvg vf orggre guna vzcyvpvg.
Fvzcyr vf orggre guna pbzcyrk.
Pbzcyrk vf ......

BeautifulSoup Python×¥ÍøÒ³Ð¡Àý×Ó

# -*- coding: utf-8 -*-
import urllib2
from BeautifulSoup import BeautifulSoup, Tag
import re
page = urllib2.urlopen("http://bj.ganji.com/piao/zz_%E5%8C%97%E4%BA%AC-%E5%8D%97%E6%98%8C/20100210/")
soup = BeautifulSoup(page)
#ss = soup.findAll('a', href=re.compile(r"^/piao/100.&qu ......

Python²éÕÒÌæ»»

>>> import string
>>> s='adbecf'
>>>
tt=string.maketrans("abc","ABC")
>>> s.translate(tt,"")
'AdBeCf'
>>>
s.translate(tt,"")
ºóÃæµÄÄǸö¿Õ×Ö·û´´¾ÍÊÇÄãҪɾ³ýµÄ×Ö·û£¬±ÈÈçҪɾ³ý»»ÐоÍÊÇs.translate(tt,"\n&q ......
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