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

PythonÖеÄÕýÔò±í´ïʽ»ù´¡

$  ×Ö·û´®µÄĩβ
^  ×Ö·û´®µÄ¿ªÊ¼
\b  ×Ö·ûµÄ±ß½ç
ǰ׺t  ×Ö·û´®Öеķ´Ð±Ïߣ¨ËùÓÐ×Ö·û£©²»×ªÒå
?  ¿ÉÑ¡µØÆ¥Åä(λÓÚ֮ǰµÄ)µ¥¸ö×Ö·û
()  ¸Ä±äÓÅÏȼ¶£¬×÷Ϊһ¸öÕûÌ壬һ¸ö×é
|  »òÕß
(A|B)  ¾«È·Æ¥ÅäA»òBÖеÄÒ»¸ö
{n,m}  Æ¥Å䣨λÓÚ֮ǰµÄ×Ö·û£©nµ½m´Î
VERBOSE  ËÉÉ¢ÕýÔò±í´ïʽ(re.VERBOSE)³£Á¿£¬ºöÂÔ¿Õ¸ñ»»Ðеȣ¬¿ÉÓÃ#×÷×¢ÊÍ
{n}  ¾«È·Æ¥Åän´Î
\d  Ê®½øÖÆ×Ö·û£¬£¨0-9ÖеÄÒ»¸ö£©
\D  ÈÎÒⲻΪʮ½øÖÆ×Ö·ûµÄ×Ö·û£¬Îª\dÈ¡·´
+  1´Î»òÕßÈÎÒâ¶à´Î£¨´óÓÚ0¾ÍÐУ©
*  0´Î»òÕßÈÎÒâ¶à´Î


Ïà¹ØÎĵµ£º

PythonÈëÃŵÄ36¸öÀý×Ó Ö® 35

Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 039
while True:
try:
x = int(raw_input('Input a number:'))
y = int(raw_input('Input a number:'))
z = x / y
except ValueError, ev:
print 'That is not a valid number.', ev
except ZeroDivisionError, ez:
print 'Di ......

´©Ô½Python Challenge

 µÚ¾Å¹Ø Image
    ´ÓÒ³ÃæÉϵÄͼƬ¿ÉÒÔ¿´µ½ÓÐÒ»´®µã£¬ÄÇôÊDz»ÊÇ´ú±í¸Ã¹ØÓëͼÏñµãÓйأ¿ ÎÒÃÇ´ÓÒ³ÃæÔ´Âë¿ÉÒÔ¿´µ½£¬ÓÐÁ½¶ÎÊý×ÖÐòÁÐfirstºÍsecond£¬¶øÓÐÒ»¸öÌáʾfirst+second=? ʲôÒâË¼ÄØ£¿ÄѵÀÊÇ˵(first, second)´ú±íÁËͼÏñµãµÄ×ø±ê£¿²»Ïñ£¬Á½¶ÎÐòÁеij¤¶ÈÓкܴó²îÒì¡£ÄÇôËã·û+»¹ÓÐʲôº¬ÒåÄØ£¬Óп ......

python±Ê¼ÇÖ®ÕýÔò±í´ïʽ

 ÕýÔò±í´ïʽ
¾ßÌåµÄ²Î¿¼ÊֲᣬÕâÀï¼ÇÏÂһЩСÎÊÌ⣺
1¡¢re¶ÔÏóµÄ·½·¨
match    Match a regular expression pattern to the beginning of a string.
search   re.search(pattern, string, flags) flags:re.I re.M re.X re.S re.L re.U
sub      Substitute oc ......

Python¿âÏê½âÖ®ÍøÂç(2)

×òÌìÊÔÁËÏÂÓÃHTMLParserÀàÀ´½âÎöÍøÒ³£¬¿É·¢ÏÖ½á¹û²¢²»ÀíÏë¡£²»¹ÜÔõô˵£¬ÏÈдϹý³Ì£¬Ï£ÍûºóÀ´ÈËÄÜÔÚ´Ë»ù´¡ÉϽâ¾öÎÒËùÓöµ½µÄÎÊÌâ¡£
дÁË2Ì×½â¾ö·½°¸£¬µ±È»Õâ2Ì×Ö»ÄܶÔÌØ¶¨ÍøÕ¾ÓÐЧ¡£ÎÒÕâÀïÖ÷Ҫ˵Ã÷϶ÔBBCÖ÷Ò³www.bbc.co.ukºÍ¶ÔÍøÒ×www.163.comµÄ½âÎö¡£
¶ÔÓÚBBC£º
ÕâÌ×Òª¼òµ¥µÃ¶à£¬¿ÉÄÜÊǸÃÍøÒ³µÄ±àÂë±È½Ï±ê×¼°É
import ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ