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

python urllib2 ×¥È¡ÍøÒ³ ÈçºÎ²¶»ñ¸÷ÖÖÒì³£ÄØ

ÎÒÓÃpythonµÄ urllib2À´×¥È¡ÍøÒ³ Ôõô²ÅÄܲ¶»ñ¸÷ÖÖ·µ»ØµÄÒì³£ÄØ?
ÓÐÈçÏ´úÂë:
Python code:

import urllib2

if __name__ == '__main__':
url = 'http://hh'
try:
urllib2.urlopen(url, timeout=5)
except URLError, e:
print e.reason



ÎÒ²¶»ñÒì³£ È´ÌáʾÕâÖÖ´íÎó:
    except URLError, e:
NameError: name 'URLError' is not defined
ÊÇÔõô»ØÊ Ϊʲô˵ÎÒ䶨ÒåÄØ?
¸ÃÔõô¸Ä²Å¿ÉÒÔÄØ
»¹ÓÐ Âé·³¸æÖªÒ»ÏÂ ÍøÒ³¸÷ÖÖ·µ»Ø´íÎóÔõô²¶»ñÄØ
¿ÉÄÜÊÇûµ¼ÈëºÏÊʵĿâ
²»ÊÇÓиö¸üºÃµÄÀý×Óô
from urllib2 import Request, urlopen, URLError, HTTPError
req = Request(someurl)
try:
    response = urlopen(req)
except HTTPError, e:
    print 'The server couldn\'t fulfill the request.'
    print 'Error code: ', e.code
except URLError, e:
    print 'We failed to reach a server.'
    print 'Reason: ', e.reason
else:
    # everything is fine

ÒýÓÃ
ÎÒÓÃpythonµÄ urllib2À´×¥È¡ÍøÒ³ Ôõô²ÅÄܲ¶»ñ¸÷ÖÖ·µ»ØµÄÒì³£ÄØ?
ÓÐÈçÏ´úÂë:
Python codeimport urllib2if__name__=='__main__':
    url='http://hh'try:
       


Ïà¹ØÎÊ´ð£º

python PILÄ£¿é´ò¿ªÍ¼Æ¬ÎÊÌâ

ÇëÎÊÏ£¬ÎÒµÄÊÇpython2.5°²×°ÁËPILÄ£¿é£¬È»ºó±àд³ÌÐò´ò¿ª±¾»úÉϵÄÒ»¸öͼƬʱ£¬ÎªÊ²Ã´ÀϳöÏÖ´íÎóÄØ£¬ÀÏÊÇÕÒ²»µ½Í¼Æ¬£¬´íÎóÌáʾÈçÏ£ºFile "C:\Python25\Lib\site-packages\PIL\Image.py", line 1888, in o ......

³ÏÕÐPython³ÌÐòÔ±²ÎÓë¼ÆËã»úÊé¼®³ö°æ

ÓźñµÄ¸å³ê£¬³ÏÕÐPython¼¼ÊõÈËÔ±²ÎÓë¸÷ÖÖ¼¼ÊõÊé¼®³ö°æ¡£ 
ͨ¹ý¸ÃÊé¼®£¬×÷Õß¿ÉÒԵõ½Èçϱ¨³ê£º 
1¡¢·áºñµÄ¸å³ê¡£ 
2¡¢Êé¼®Öø×÷µÄÊðÃûȨ¡£ 
3¡¢¶Ô×÷ÕߺÍÊé½øÐÐÐû´«£¬Ìá¸ß×÷ÕßÔÚ¼¼ÊõȦ×ÓÀ ......

python listÖÐÌí¼ÓÀà¶ÔÏóµÄÎÊÌâ

ÔÚlistÖÐÌí¼ÓÒ»¸öÀàµÄ¾Ö²¿±äÁ¿ ÕâÑù×öÊÇ·ñºÏ·¨ Çë¿´ÏÂÃæÀý×Ó:
Python code:

class A():
def __init__( self ):
self.__a = 0
self.__b = 'hello'
def get_a( self ):
ret ......

°ÝʦÌù£ºÈçºÎʹÓÃpython×¥È¡ÍøÒ³Êý¾Ý

ÈçºÎʹÓÃpython,½«ÏÂÃæµÄÍøÒ³
http://quotes.money.163.com/corp/1034/code=600221.html
ÄÇÕÅ×ʲú¸ºÕ®±íץȡ³öÀ´£¬·¢µ½Ò»¸öÎı¾ÎļþÖУ¿
ÇëÁôÏÂqq,ÎÒ°ÝÄãΪʦ


Python code:
import re
import url ......

pythonµÄǽ³·ÁË£¿

ÏÖÔڽű¾ÓïÑÔµÄÄÜÁ¦¼¸ºõΪ0£¬ÏÂѧÆÚ×¼±¸²¹Ò»Ï£¬³õ²½È¦¶¨Lua¡¢Python£¨°¦£¬Ñ§C³öÉíµÄ£¬¶ÔЧÂÊÓбä̬µÄ×·Çó£¬ÕâÁ©ËãÊǽű¾Àï±È½Ï¿ìµÄ£©¡£

LuaµÄ¶«Î÷С£¬ÖÐÎÄ×ÊÁÏÒ²·Ç³£È«£¬ÏÈѧ°É£»PythonµÄ¹ÙÍøÏÖÔÚÒѾ­Ã»ÓÐǽ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ