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Python strip lstrip rstripʹÓ÷½·¨

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theString = 'saaaay
yes no yaaaass'
print theString.strip('say')
print
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print theString.lstrip('say')
print
theString.rstrip('say')
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yes no
es no
yes
no yaaaass
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Amusing Python 2: range/xrange

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´úÂë < type="application/x-shockwave-flash" width="14" height="15" src="http://cloudhe.javaeye.com/javascripts/syntaxhighlighter/clipboard_new.swf" src="http://cloudhe.javaeye.com/javascripts/syntaxhighlighter/clipboard_new.swf" flashvars="clipboard=for%20i%20in%20range(0%2C%20100)%3A%0A%20%20%20%20print%20i" quality="high" allowscriptaccess="always" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" height="15" width="14">
for
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in
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(
0

100
):  
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for i in range
(0, 100):
print i
Python
´úÂë < type="application/x-shockwave-flash" width="14" height="15" src="http://cloudhe.javaeye.com/javascripts/syntaxhighlighter/clipboard_new.swf" src="http://cloudhe.javaeye.com/javascripts/syntaxhighlighter/clipboard_new.swf" flashvars="clipboard=for%20i%20in%20xrange(0%2C%20100)%3A%0A%20%20%20%20print%20i" ......

python formatterÄ£¿é

formatter Ä£¿é
formatter Ä£¿éÌṩÁËһЩ¿ÉÓÃÓÚ htmllib µÄ¸ñʽÀà( formatter classes ).
ÕâЩÀàÓÐÁ½ÖÖ, formatter ºÍ writer . formatter ½« HTML ½âÎöÆ÷µÄ±êÇ©ºÍÊý¾ÝÁ÷ת»»ÎªÊʺÏÊä³öÉ豸µÄʼþÁ÷( event stream ), ¶ø writer ½«Ê¼þÁ÷Êä³öµ½É豸ÉÏ.
´ó¶àÇé¿öÏÂ, Äã¿ÉÒÔʹÓà AbstractFormatter Àà½øÐиñʽ»¯. Ëü»á¸ù¾Ý²»Í¬µÄ¸ñʽ»¯Ê¼þµ÷Óà writer ¶ÔÏóµÄ·½·¨. AbstractWriter ÀàÔÚÿ´Î·½·¨µ÷ÓÃʱ´òÓ¡Ò»ÌõÐÅÏ¢.
ʹÓà formatter Ä£¿é½« HTML ת»»ÎªÊ¼þÁ÷
!/usr/bin/python
import formatter
import htmllib
w=formatter.AbstractWriter() ££writer½«Ê¼þÁ÷Êä³öµ½É豸ÉÏ
f=formatter.AbstractFormatter(w) ££formatter½«HTML½âÎöÆ÷µÄ±êÇ©ºÍÊý¾ÝÁ÷ת»»ÎªÊʺÏÊä³öµÄʼþÁ÷
file=open("index.html")
p=htmllib.HTMLParser(f)
p.feed(file.read())
p.close()
file.close()
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windyang@windyang-desktop:~/python$ python formatter-example-1.py
send_flowing_data('\xa0')
send_line_break()
send_paragraph(1)
new_font(('h1', 0, 1, 0))
send_flowing_data('Dive Into Python')
send_line_break()
send_paragraph(1)
new_font(N ......

python ÅÀ³æ³ÌÐòÏê½â

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«ÊÇĿǰÕâÈý¸öÎļþ¼Ð¶¼²»´æÔÚ£¬Èç¹ûʹÓÃmkdirÃüÁîµÄ»°ÐèҪʹÓÃÈý´Î²ÅÄÜÍê³É£¬µ«ÊÇʹÓÃos.makedirÖ»ÐèʹÓÃÒ»´Î¾Í¿ÉÒÔ´´½¨ºÃÕû¸öĿ¼¡£
os.makedirs(os.path.join(os.erviron["HOME"],"python","HTML","crawl")
os.unlink(path)ɾ³ýfile·¾¶£¬ºÍremove()Ïàͬ¡£
sep os.sepϵͳÓôËÀ´·Ö¸î·¾¶Ãû
5 from os.path import dirname,exists,isdir,splitext
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6 from string import replace,find,lower
µ¼ÈëstringÄ£¿é£¬ÓÃÓÚ×Ö·û´®µÄÌæ»»£¬²éÕÒ£¬ºÍСд»¯¡£
7 from htmllib import HTMLParser
8 from urllib import urlretrieve
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