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

python֮ǿ´óµÄÈÕ־ģ¿é¡¾×ª¡¿

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


Ïà¹ØÎĵµ£º

(ת) pythonÓ¦ÓÃÁìÓò½éÉÜ

#---------------------תתתתתתתתתתתתתתתתתתתתתתת-------------------------------------------#
Python×÷ΪһÖÖ¹¦ÄÜÇ¿´óÇÒͨÓõıà³ÌÓïÑÔ¶ø¹ãÊÜºÃÆÀ£¬Ëü¾ßÓзdz£ÇåÎúµÄÓï·¨ÌØµã£¬ÊÊÓÃÓÚ¶àÖÖ²Ù×÷ϵͳ£¬Ä¿Ç°ÔÚ¹ú¼ÊÉϷdz£Á÷ÐУ¬ÕýÔڵõ½Ô½À´Ô½¶àµÄÓ¦Óá£
 
¡¡¡¡ÏÂÃæ¾ÍÈÃÎÒÃÇÒ»ÆðÀ´¿´¿´ËüµÄÇ¿´ó ......

Python ιʶøÖªÐÂ

1. ´òÓ¡±äÁ¿ºÍ±äÁ¿×ÔÏÔ
>>> myString = 'Hello World!'
>>> print myString
Hello World!
>>> myString
'Hello World!'
ÒòΪ£º print Óï¾äµ÷ÓÃstr()º¯ÊýÏÔʾ¶ÔÏ󣬶ø½»»¥Ê½½âÊÍÆ÷Ôòµ÷ÓÃrepr()º¯ÊýÀ´ÏÔʾ¶ÔÏó
sys.stdout.write('hello')²»»áÔÚĩβ¼ÓÉÏ'\n'£¬¶øprint»á
2. ´òÓ¡Îļþ
hand ......

Python±Ê¼Ç£¨5£©

Ä£¿é
 
Ò».¼ò½é
Ä£¿é»ù±¾ÉϾÍÊÇÒ»¸ö°üº¬ÁËËùÓÐÄ㶨ÒåµÄº¯ÊýºÍ±äÁ¿µÄÎļþ¡£ÎªÁËÔÚÆäËû³ÌÐòÖÐÖØÓÃÄ£¿é£¬Ä£¿éµÄÎļþÃû±ØÐëÒÔ.pyΪÀ©Õ¹Ãû¡£
 
ÀýÈ磺
 
#!/usr/bin/python
# Filename: using_sys.py
import sys
print 'The command line arguments are:'
for i in sys.argv:
print i
print '\n ......

Python ǶÌ׺¯Êý Óë ±äÁ¿×÷ÓÃÓò

a=1
print id(a)
a=2
print id(a)
a=a+1
print id(a) 
-------------------------------------------------------------------------------------------------------------------------
t=6
def tt():
    global t
    t=t+1
    print t
print t
tt()
½ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ