Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Python Á·Ï°3 ¶¨ÒåÀ࣬Àà·½·¨£¬ÊµÀý·½·¨

Éè¼ÆÒ»¸öIPÀࣺ
Éè¼Æ1 ÒªÇ󣺳õʼ»¯Ê±¸ø¶¨ipµØÖ·²¢ÅжÏipµØÖ·µÄºÏ·¨ÐÔ
            Àà·½·¨£ºÅжÏipµØÖ·ºÏ·¨ÐÔ
            ʵÀý·½·¨£º½«ipµØÖ·×ª»¯Îª10½øÖƵıíʾÐÎʽ¼°16½øÖƵıíʾÐÎʽ
   ÀýÈ磺192.168.168.8 Ê®½øÖÆÐÎʽΪ3232278536£¬Ê®Áù½øÖÆÐÎʽΪc0a8a808
Éè¼Æ2 ÒªÇó£ºÀ©Õ¹ÒªÇó1ÖÐipÀ࣬ʹÆäʵÀý»¯Ê±Ôö¼Ó×ÓÍøÑÚÂ붨Ò壬²¢ÔÚ³õʼ»¯ÊÇÅжÏ×ÓÍøÑÚÂëµÄºÏ·¨ÐÔ
            ʵÀý·½·¨£º»ñÈ¡ipËùÊô×ÓÍøµÄÍøÂçºÅ£¬¹ã²¥µØÖ·£¬¼°×ÓÍøÄÚip¸öÊý
Éè¼Æ1½âÎö£º
"""Ip address analyzer
Method:
dispIp: Display ip address.
intIp: Get integer of ip address.
hexIp: Get hex of ip address"""
from string import Template

class IpAddress(object):

'Ip address analyzer'

def __init__(self,ip):
'Initialize ip address and netmask'
assert IpAddress.isIp(ip),\
"ip is invalid"
self.ipAddr = ip

def isIp(cls,x):
'Determine if the ip address is valid'
aList = x.split(".")
if len(aList) != 4:
return False
else:
nList=[i for i in aList if (i.isdigit() and 0 <= int(i) <= 255)]
if len(nList) != 4: return False
else: return True
isIp=classmethod(isIp)

def __bin(self,x):
'Convert the decimal into binary,and return 8-bit binary. '
x = int(x)
if x == 0:
return '00000000'
else:
re = ''
while x > 0:
mod = x%2
x = x/2
re = str(mod) + re
differ = 8 - len(re)
re = ''.join(['0' for i in range(differ)]) + re
return re

def dispIp(self):
'Display ip address'
template = Template('IP: ${ipAddr}')
print template.substitute(ipAddr=self.ipAddr)

def intIp(self):
'Return integer of the ip address'
aList = self.ipAddr.split(".")
str2 = ''.join(self.__bin(i) for i in aList)
return str(int(str2, 2))

def hexIp(self):
'Return hex of the ip address'
aList = self.ipAddr.split(".")
retu


Ïà¹ØÎĵµ£º

¶¯Ì¬ÓïÑÔÖ®ËÄ£ºPython¼ò½é


PythonÊÇĿǰ¹ã·ºÊ¹ÓõÄÒ»ÃŶ¯Ì¬ÓïÑÔ£¬ÀàËÆJava£¬Ô´´úÂë±ØÐëÊ×ÏÈÓɱàÒëÆ÷ת»»³É×Ö½ÚÂ루byte code£©£¬È»ºóÔÙÓɽâÊÍÆ÷À´Ö´ÐÐ×Ö½ÚÂë¡£ÓëJava²»Í¬µÄÊÇ£¬PythonµÄ±àÒëÆ÷ºÍ½âÊÍÆ÷¶¼ÊÇÒ»¸ö³ÌÐò¡£Òò´Ë£¬Ô´´úÂëÒ²¿ÉÒÔÖ±½Ó½»¸øÕâ¸ö±àÒëÆ÷£¯½âÊÍÆ÷À´Ö´ÐС£
ʹÓÃPython±àд³ÌÐò£¬Äã²»ÐèÒªÔ¤ÏÈÉùÃ÷ºÃ±äÁ¿µÄÀàÐÍ£¬ÒòΪPythonÖбäÁ¿µÄÀ ......

¶¯Ì¬ÓïÑÔÖ®Î壺PythonÓïÑÔÓëÉè¼ÆÄ£Ê½

 Éè¼ÆÄ£Ê½ÊÇÒ»¸ö³éÏó²ã´Î£¬ÃèÊöÁËÔÚÒ»¸öÌØ¶¨µÄ»·¾³ÖÐÓÃÀ´½â¾öÒ»°ãÉè¼ÆÎÊÌâµÄ¶ÔÏóºÍÀàÖ®¼äµÄ½»»¥¹ØÏµ£¬ÆäÖ÷ҪĿµÄÊdzä·ÖÀûÓÃÓïÑÔµÄÌØÐÔ£¬Éè¼Æ¿É¸´Óõġ¢Äܹ»ÊÊÓ¦ÐèÇó±ä¸üµÄÈí¼þ[9]¡£Éè¼ÆÄ£Ê½ÊÇÒ»ÖÖÉè¼ÆË¼Ï룬ÓïÑÔÊÇʵÏÖ˼ÏëµÄ¹¤¾ß¡£Òò´Ë£¬²»Í¬ÓïÑÔµÄÌØÐÔÓ°ÏìÁËÉè¼ÆÄ£Ê½µÄʵÏÖ£¬ÓÐЩÓïÑÔ¸üÈÝÒ×ʵÏÖÉè¼ÆÄ£Ê½£¬¶øÓÐЩÓïÑÔÔ ......

PythonµÄASCII, GB2312, Unicode , UTF 8

PythonµÄASCII, GB2312, Unicode , UTF-8
ASCII ÊÇÒ»ÖÖ×Ö·û¼¯,°üÀ¨´óСдµÄÓ¢ÎÄ×Öĸ¡¢Êý×Ö¡¢¿ØÖÆ×Ö·ûµÈ£¬ËüÓÃÒ»¸ö×Ö½Ú±íʾ£¬·¶Î§ÊÇ 0-127 Unicode·ÖΪUTF-8ºÍUTF-16¡£
UTF-8±ä³¤¶ÈµÄ£¬×î¶à 6 ¸ö×Ö½Ú£¬Ð¡ÓÚ 127 µÄ×Ö·ûÓÃÒ»¸ö×Ö½Ú±íʾ£¬Óë ASCII ×Ö·û¼¯µÄ½á¹ûÒ»Ñù£¬ASCII ±àÂëϵÄÓ¢ÓïÎı¾²»ÐèÒªÐ޸ľͿÉÒÔµ±×÷ UTF-8 ±àÂë ......

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 ......

python for in range

ÒÔǰûÓÐд¹ýpython½Å±¾£¬ÓÚÊÇÕÒÁËÒ»¸ö¼òÒ׵Ľ̳̹ýÁËÒ»±éÓÚÊǾÍÊǸÉÁË¡£
ÕâÁ½Ìì²âÊÔmysql archiveÒýÇæµÄÐÔÄÜ£¬ÓÚÊÇÓÃpythonÏòarchive±íÖвåÈë10ÒÚÌõÊý¾Ý£¬python´óÖÂÊÇÈçÏÂдµÄ£º
for i in range(0,100000000)
insert into ....
½á¹ûÖ´ÐÐÖ®ºóϵͳ¾ÍËÀ»úÁË£¬ÇóÖú“ΰ¸ç”£¬×îºó·¢ÏÖÔÙÖ´Ðнű¾µÄʱºò£¬for in ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ