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1.¼òµ¥µÄ½«ÈÕÖ¾´òÓ¡µ½ÆÁÄ»

import
logging

logging.
debug(
'This is debug message'
)
logging.
info(
'This is info message'
)
logging.
warning(
'This is warning message'
)
 
ÆÁÄ»ÉÏ´òÓ¡:

WARNING:root:This is warning message
ĬÈÏÇé¿öÏ£¬logging½«ÈÕÖ¾´òÓ¡µ½ÆÁÄ»£¬ÈÕÖ¾¼¶±ðΪWARNING£»
ÈÕÖ¾¼¶±ð´óС¹ØÏµÎª£ºCRITICAL > ERROR > WARNING > INFO > DEBUG > NOTSET£¬µ±È»Ò²¿ÉÒÔ×Ô¼º¶¨ÒåÈÕÖ¾¼¶±ð¡£
2.ͨ¹ýlogging.basicConfigº¯Êý¶ÔÈÕÖ¾µÄÊä³ö¸ñʽ¼°·½Ê½×öÏà¹ØÅäÖÃ
import
logging

logging.
basicConfig(
level=
logging.
DEBUG,
                 format=
'%(asctime)s %(filename)s[line:%(lineno)d] %(levelname)s %(message)s'
,
                 datefmt=
'%a, %d %b %Y %H:%M:%S'
,
                 filename=
'myapp.log'
,
                 filemode=
'w'
)
    
logging.
debug(
'This is debug message'
)
logging.
info(
'This is info message'
)
logging.
warning(
'This is warning message'
)
 
./myapp.logÎļþÖÐÄÚÈÝΪ:
Sun, 24 May 2009 21:48:54 demo2.py[line:11] DEBUG This is debug message
Sun, 24 May 2009 21:48:54 demo2.py[line:12] INFO This is info message
Sun, 24 May 2009 21:48:54 demo2.py[line:13] WARNING This is warning message
logging.basicConfigº¯Êý¸÷²ÎÊý:
filename: Ö¸¶¨ÈÕÖ¾ÎļþÃû
filemode: ºÍfileº¯ÊýÒâÒåÏàͬ£¬Ö¸¶¨ÈÕÖ¾ÎļþµÄ´ò¿ªÄ£Ê½£¬'w'»ò'a'
format: Ö¸¶¨Êä³öµÄ¸ñʽºÍÄÚÈÝ£¬format¿ÉÒÔÊä³öºÜ¶àÓÐÓÃÐÅÏ¢£¬ÈçÉÏÀýËùʾ:
%(levelno)s: ´òÓ¡ÈÕÖ¾¼¶±ðµÄÊýÖµ
%(levelname)s: ´òÓ¡ÈÕÖ


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def dayOfMonth(date):
if date.month == 12:
return 31
else:
return (date.replace(month=date.month+1, day=1) - datetime.timedelta(days=1)).day
......

Python: ʹÓÃ×°ÊÎÆ÷¡°@¡±È¡µÃº¯ÊýÖ´ÐÐʱ¼ä

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¡¡¡¡def exeTime(func):
def newFunc(*args, **args2):
t0 = time.time()
print "@%s, {%s} start" % (time.strftime("%X", time.local ......

python PIL ÅúÁ¿´¦Àí´¦ÀíͼƬ

¿Í»§¸øÒ»¶ÑͼƬҪ´«µ½ºǫ́£¬Í¼Æ¬Ì«´óÁË£¬ÉϰÙÕÅͼÓÃphotoshop¸ÄÌ«Âý£¬¾ÍÏëµ½ÓÃpythonд¸ö¼òµ¥µÄÅú´¦Àí¡£¹¦Äܼòµ¥¾ÍÊǰÑԭͼ°´±ÈÀýËõС£¬´úÂë¸ü¼òµ¥ 20¶àÐС£
# -*- coding: cp936 -*-
import Image
import glob, os
#ͼƬÅú´¦Àí
def timage():
for files in glob.glob('D:\\1\\*.JPG'):
filepath,filena ......

PythonÄÚ½¨º¯ÊýÖ®——filter,map,reduce

     ÔÚ½²Êöfilter£¬mapºÍreduce֮ǰ£¬Ê×ÏȽéÉÜÒ»ÏÂÄäÃûº¯Êýlambda¡£
     lambdaµÄʹÓ÷½·¨ÈçÏ£ºlambda [arg1[,arg2,arg3,...,argn]] : expression
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>>> add ......
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