PythonÕýÔò±í´ïʽµÄ³£ÓÃÆ¥ÅäÓ÷¨
ÏÂÃæÁгöPythonÕýÔò±í´ïʽµÄ¼¸ÖÖÆ¥ÅäÓ÷¨£º
1.²âÊÔÕýÔò±í´ïʽÊÇ·ñÆ¥Åä×Ö·û´®µÄÈ«²¿»ò²¿·Ö
regex=ur"" #ÕýÔò±í´ïʽ
if re.search(regex, subject):
do_something()
else:
do_anotherthing()
2.²âÊÔÕýÔò±í´ïʽÊÇ·ñÆ¥ÅäÕû¸ö×Ö·û´®
regex=ur"\Z" #ÕýÔò±í´ïʽĩβÒÔ\Z½áÊø
if re.match(regex, subject):
do_something()
else:
do_anotherthing()
3.´´½¨Ò»¸öÆ¥Åä¶ÔÏó£¬È»ºóͨ¹ý¸Ã¶ÔÏó»ñµÃÆ¥Åäϸ½Ú(Create an object with details about how the regex matches (part of) a string)
regex=ur"" #ÕýÔò±í´ïʽ
match = re.search(regex, subject)
if match:
# match start: match.start()
# match end (exclusive): atch.end()
# matched text: match.group()
do_something()
else:
do_anotherthing()
4.»ñÈ¡ÕýÔò±í´ïʽËùÆ¥ÅäµÄ×Ó´®(Get the part of a string matched by the regex)
regex=ur"" #ÕýÔò±í´ïʽ
match = re.search(regex, subject)
if match:
result = match.group()
else:
result = ""
5. »ñÈ¡²¶»ñ×éËùÆ¥ÅäµÄ×Ó´®(Get the part of a string matched by a capturing group)
regex=ur"" #ÕýÔò±í´ïʽ
match = re.search(regex, subject)
if match:
result = match.group(1)
else:
result = ""
6. »ñÈ¡ÓÐÃû×éËùÆ¥ÅäµÄ×Ó´®(Get the part of a string matched by a named group)
regex=ur"" #ÕýÔò±í´ïʽ
match = re.search(regex, subject)
if match:
result = match.group"groupname")
else:
result = ""
7. ½«×Ö·û´®ÖÐËùÓÐÆ¥ÅäµÄ×Ó´®·ÅÈëÊý×éÖÐ(Get an array of all regex matches in a string)
result = re.findall(regex, subject)
8.±éÀúËùÓÐÆ¥ÅäµÄ×Ó´®(Iterate over all matches in a string)
for match in re.finditer(r"<(.*?)\s*.*?/\1
Ïà¹ØÎĵµ£º
1 #!/usr/bin/python ʹÓÃħ·¨×Ö·ûµ÷ÓÃpython
2
3 from sys import argv µ¼ÈësysÊǵ¼Èëpython½âÊÍÆ÷ºÍËû»·¾³Ïà¹ØµÄ²ÎÊý
4 from os import makedirs,unlink,sep
osÖ÷ÒªÌṩ¶Ôϵͳ·¾¶£¬ÎļþÖØÃüÃûºÍɾ³ýÎļþËùÐèµÄº¯Êý
makedirsÊÇ´´½¨µÝ¹éÎļþ¼ÐµÄº¯Êý¡£±ÈÈç˵ÎÒÃÇÒª´´½¨Ò»¸öеÄĿ¼£¬/python/HTML/crawl,µ«ÊÇÄ ......
¶Ô Python º¯ÊýµÄ"µ÷ÖÆ"£¬ÊÇÖ¸¶ÔÆä×ö³öºÏºõÐèÇóµÄÉèÖ᣾ßÌåµÄµ÷ÖÆ·½·¨£¬Êǽ«Æä²ÎÊýÉèΪ¹Ì¶¨Öµ£¨³£Êý£©¡£
É趨µ¥Ò»µÄ²ÎÊýÖµ
ÔÏȵĺ¯ÊýÊÇÕâÑùµÄ£º
>>> def foo(cooked, standard):
... print "foo called with cooked: %s, standard: %s" % \
... (cooked, standard)
µ÷ÓÃËü£º
>>> foo('a', ......
ǰ¼¸Ìì¿´µ½ÁËÒ»ÐÐÇó1000µÄ½×³ËµÄPython´úÂ룺
print
reduce
(
lambda
x
,
y
:
x
*
y
,
range
(
1
,
1001
))
Ò»ÏÂ×Ó±»python´úÂëµÄ¾«¼ò
Óë½ô´ÕËùÕÛ·þ£¬¹Ê¶Ô´úÂë½øÐÐÁ˼òµ¥µÄ·ÖÎö¡£
reduceÓërange¶¼ÊÇPythonµÄÄÚÖú¯Êý¡£
range£¨1£¬10 ......
Ïȸø³öÒ»¸öËÄÈËÍŶÔ
Decorator mode
µÄ¶¨Ò壺
¶¯Ì¬µØ
¸øÒ»¸ö
¶ÔÏó
Ìí¼ÓһЩ
¶îÍâµÄÖ°Ôð
¡£
ÔÙÀ´ËµËµÕâ¸öģʽµÄºÃ´¦£ºÈÏÖ¤£¬È¨ÏÞ¼ì²é£¬¼ÇÈÕÖ¾£¬¼ì²é²ÎÊý£¬¼ÓËø£¬µÈµÈµÈµÈ£¬ÕâЩ¹¦ÄܺÍϵͳҵÎñÎ޹أ¬µ«ÓÖÊÇϵͳËù±ØÐëµÄ£¬ËµµÄ¸üÃ÷°×Ò»µã£¬¾ÍÊÇÃæÏò·½ÃæµÄ±à³Ì£¨
AOP
£©¡£
AOP
°ÑÓëÒµÎñÎ޹صĴúÂëÊ®·Ö¸É¾» ......
pythonµÄeggÎļþÓеãÏñjavaÖеÄjarÎļþ£¬ÊÇÒ»¸ö¹¤³Ì´ò°üÎļþ£¬±ãÓÚ°²×°²¿Ê𣬽ö´ËÒ»µã£¬¸ø¶àÉÙpythoner´øÀ´Á˶àÉÙ¼¤¶¯¡£
ÈçºÎÖÆ×÷eggÎļþÄØ£¿see¹Ù·½Îĵµhttp://peak.telecommunity.com/DevCenter/PythonEggs£¬
µ½http://pypi.python.org/pypi/setuptoolsÏÂÔØsetuptools°ü£¬È»ºó°²×°£º
python setup.py
1.ÖÆ×÷eggÎļþ
......