PythonÎļþ²Ù×÷
Îļþ²Ù×÷ÊdzÌÐòÉè¼ÆÖв»¿É»òȱµÄÖØÒª²¿·Ö¡£Pythonͨ¹ýÒ»¸öÄÚÖú¯ÊýopenÀ´´ò¿ªÎļþ¡£
open(filename,mode,buffer)
ÆäÖеÚÒ»¸ö²ÎÊýÊÇÒª´ò¿ªµÄÎļþµÄÎļþÃû£¬±ØÑ¡£»µÚ¶þ¸öÊÇ´ò¿ª·½Ê½£¬¿ÉÑ¡£»µÚÈý¸öΪ»º³åÇø£¬¿ÉÑ¡¡£Ä¬ÈÏÇé¿öÏÂÊÇÒÔ“¶Á”ģʽ´ò¿ªÎļþ¡£¸Ãº¯Êý·µ»ØµÄÊÇÁ÷ÀàÐͶÔÏó¡£
modeÓÐÈçϼ¸ÖÖ£º
* r£º¶Áģʽ£¨Ä¬ÈÏÖµ£©
* w£ºÐ´Ä£Ê½
* a£º×·¼Óдģʽ
* b£º¶þ½øÖÆģʽ
* t£ºÎı¾Ä£Ê½£¨Ä¬ÈÏÖµ£©
* +£º¸üÐÂÒÑÓÐÓ²ÅÌÎļþ£¨¶ÁºÍдģʽ£©
* U£ºÍ¨Óû»ÐÐģʽ£¨Universal new line mode£©
Èç¹ûµ½´ò¿ªµÄÎļþ²»´æÔÚ»òÕßÆäËûÎÊÌ⣬»áÅܳöIOErrorÒì³£¡£
³£ÓõÄÎļþ¶ÔÏóÊôÐÔ£º
* mode£ºÎļþ´ò¿ªÄ£Ê½
* name£º´ò¿ªµÄÎļþÃû³Æ
* closed£ºÎļþÊÇ·ñ¹Ø±Õ
³£ÓõÄÎļþ¶ÔÏó·½·¨ÓУº
* tell()£º»ñÈ¡ÔÚµ±Ç°ÎļþÖУ¬Ä¿Ç°Ëù´¦µÄλÖá£ÆðʼֵΪ0.
* seek(position,mode)£ºÔÚµ±Ç°ÎļþÖÐÒƶ¯¡£ÆäÖеÚÒ»¸ö²ÎÊýÊÇÒªÒƶ¯µÄ¾àÀ룬µÚ¶þ¸ö²ÎÊýÊÇģʽ£º0±íʾÒƶ¯¾ø¶ÔλÖã¬Ïà¶ÔÓÚÎļþÍ·¶øÑÔ£»1±íʾÒƶ¯Ïà¶ÔλÖ㬾͵±Ç°Î»ÖöøÑÔ£»2±íʾÏà¶ÔÓÚÎļþβµÄλÖá£
* read(max_byte_num)£º´ÓÎļþÖжÁÈ¡×Ö½Ú¡£max_byte_numberΪ¿ÉÑ¡²ÎÊý£¬±íʾ¶ÁÈ¡µÄ×î´ó×Ö½ÚÊý¡£Èç¹û²»Ñ¡£¬Ä¬ÈÏΪ¶ÁÈ¡µ½Îļþβ¡£¶ÁÈ¡ºó£¬µ±Ç°Î»ÖûᷢÉú±ä»¯£¬¼´Ôö¼Ó¶ÁÈ¡µÄ×Ö½ÚÊý¡£
* readline()£ºÒ»´Î¶ÁÈ¡ÎļþµÄÒ»ÐС£
* write(content)£ºÏòÎļþÖÐдÊý¾Ý¡£contentΪҪдÈëµÄÄÚÈÝ¡£
* close()£º¹Ø±ÕÎļþ
Ò»¸öÎļþ¶ÁдµÄÀý×Ó£º
view plaincopy to clipboardprint?
1. try:
2. f = open('d:/hello_python.txt','w')
3. f.write('hello my friend python!')
4. except IOError:
5. print('IOError')
6. fi
Ïà¹ØÎĵµ£º
http://www.itzn.cn/html/jiaoben/python-perl-VBA/200812/19-3283.html
×Ö·û´®ÊÇʹÓþ²Ì¬µÄ·½Ê½½øÐд洢£¬Ö»ÄܶÁ¶ø²»ÄÜÖ±½ÓÐÞ¸Ä×Ö·ûÄÚÈÝ¡£Ìرð½«Ò»¶Ñ¶Ô×Ö·û´®²¢ÔÚÒ»ÆðµÄʱºò£¬ËäÈ»¿ÉÒÔÖ±½ÓÏà¼Ó£¬Ìý˵ÕâÑùµÄËÙ¶ÈÆæÂý£¬Ö»ÓÐÓÃÆäËüº¯ÊýµÄ·½Ê½½øÐУ¬ºÃÔÚÒ²²»Ì«Âé·³¡£
±ÈÈçÓà print ','.join(datelist)
¾Í¿ÉÒÔ½«date ......
ÈçÓÐһ·¾¶"e:/software/²âÊÔ.txt"
ÐèҪͨ¹ýpyhon¶Á/д "²âÊÔ.txt"Îļþ£¬¿ÉÒÔ²ÉÓÃÏÂÃæµÄ·½·¨£º
ipath = "e:/software/²âÊÔ.txt"
uipath = unicode(ipath , "utf8")
È»ºóÓÃ"uipath"¾¹ý±àÂëºóµÄ·¾¶È¥open()¼´¿É¡£
ÏÂÃæÊÇÎÒÔÚÏîÄ¿ÖÐÓÃpython¶ÁдexcelµÄÒ»µãÌå»á(½â¾öÁ˶ÁÖÐÎÄÎļþà ......
Python 3 ½Ì³Ì¶þ:Îļþ,Ŀ¼ºÍ·¾¶
http://www.cnitblog.com/yunshichen/archive/2009/04/01/55931.html
python osÄ£¿é
http://hi.baidu.com/happynp/blog/item/729243f902d5a751242df2c2.html
http://hi.baidu.com/fiber212121/blog/item/6e07ec03c97b6982d53f7c27.html
python getoptÄ£¿é
http://www.tsnc.edu.cn/de ......
pythonÖеıàÂë
ÔÎÄ£ºhttp://users.ir-lab.org/~liulong/blog/archives/001962.html
¼ÆËã»úÒÔ0,1¶þ½øÖÆλÀ´´æ´¢ÐÅÏ¢,ËùÒÔ×Ö·ûÔÚ¼ÆËã»úÖеıíʾҲÊǶþ½øÖÆλ,ÄÇÿ¸ö×Ö·ûËù¶ÔÓ¦µÄ¶þ½øÖÆλÊÇʲô,ÔÚ¿ªÊ¼µÄ¼ÆËã»úÖÐÒòΪֻ¿¼ÂÇÓ¢Óï, ËùÒÔ²»³¬¹ý256¸ö×Ö·û,¼´ÓÃÒ»¸ö×Ö½Ú(8bit)¾Í×ã¿ÉÒÔ±íʾËùÓеÄ×Ö·û,Õâ¸ö¶ÔÓ¦¹Øϵ¾ÍÊǶÔ×Ö·ûµ ......