PythonÊý¾Ý½á¹¹Ö®——tuple
TupleºÍListµÄ¹¦ÄÜÏà½ü£¬Ö÷ҪĿµÄÊÇÓÃÀ´´æ·ÅÒ»×é¶ÔÏó¡£µ«ÊÇ£¬ËüÃÇÓÐÒ»¸ö×î´óµÄ²»Í¬µã£ºTupleÊDz»¿É±äµÄ£¡
¶ÔÓÚÔª×éµÄ¶¨Ò壬¿ÉÒÔʹÓÃСÀ¨ºÅ“()”À´Íê³É¡£¶ÔÓÚÆäÖеÄÔªËØ£¬ÐèҪʹÓöººÅ·Ö¸ô¡£ÐèҪעÒâµÄÒ»µãÊÇ£º¶¨ÒåÔª×éʱ£¬Ð¡À¨ºÅÊÇ¿ÉÑ¡µÄ£¡µ«ÊÇΪÁË·ÀÖ¹²úÉúÆçÒ壬ǿÁÒÍÆ¼öÔÚ¶¨ÒåÔª×éʱʹÓÃСÀ¨ºÅ¡£¶¨ÒåÔª×éµÄʾÀýÈçÏ£º
tup = ('one','two','three')
¶ÔÓÚÔª×éµÄ¶¨Ò壬ÓÐÁ½ÖÖÇé¿öÐèҪעÒ⣺Ԫ×éÖеÄÔªËØÊýÁ¿Îª0»ò1ʱ¡£¶¨ÒåÒ»¸öÔªËØÊýΪ0µÄÔª×飺zero_tup = ()¡£¶¨ÒåÒ»¸öÔªËØÊýΪ1µÄÔª×飺one_item_tup = (1,)¡£¶ÔÓÚÒ»¸öÔªËØµÄÔª×éµÄ¶¨Ò壬ÐèÒªÔÚÔªËØºó¼ÓÒ»¸ö¶ººÅ¡£ÔÒòÔÚÓÚÈç¹ûûÓÐÀ¨ºÅ£¬¾Í»áºÍ¸Ä±äÔËËãÓÅÏȼ¶µÄÀ¨ºÅ²úÉúÆçÒå¡£
¶ÔÓÚÔª×éµÄ·ÃÎÊ£¬¿ÉÒÔʹÓÃÏñÊý×éÒ»Ñù£¬Ê¹ÓÃË÷ÒýÀ´Íê³É£º
print(tup[1]
#½á¹ûÊÇ£ºtwo
ÐèҪעÒâµÄÊÇ£¬ÔÚPythonÖУ¬ÏÂ±í¶¼ÊÇ´Ó0¿ªÊ¼µÄ¡£
Ôª×黹ÓÐÁíÍâÒ»ÖÖʹÓ÷½·¨£¬¾ÍÊÇÔª×éǶÌס£ÀýÈ磺
tup = ('one','two','three')
new_tup = ('four','five',tup)
print(tup)
print(new_tup)
print(new_tup[1])
print(new_tup[2])
print(new_tup[2][2])
#***********
#ÔËÐнá¹û
('one', 'two', 'three')
('four', 'five', ('one', 'two', 'three'))
five
('one', 'two', 'three')
three
Ôª×éÖпÉÒÔ´æ·Å²»Í¬µÄÊý¾ÝÀàÐÍ£¬ÕýÈçÉÏÊöʾÀýnew_tupÖУ¬¼ÈÓÐ×Ö·û´®ÀàÐÍ£¬ÓÖÓÐÔª×éÀàÐÍ¡£¶ÔÓÚÔª×éÄÚµÄÔª×éµÄ·ÃÎÊ£¬Ò²¿ÉÒÔʹÓÃË÷ÒýµÄ·½Ê½¡£new_tup[2][2]¿´ÉÏÈ¥ºÍʹÓöþάÊý×éÒ»Ñù£¬ËüµÄÒâͼÔÚÓÚ£¬Ê×ÏÈÔËËãnew_tup[2]£¬ÕâÑù¾Í»ñµÃÁËnew_tupÖеĵÚÈý¸öÔªËØ£¬¼´tupÔª×顣Ȼºó¶ÔtupÔª×é½øÐÐË÷Òý¼ÆË㣬¼´£ºnew_tup[2][2] = tup[2]¡£
Ïà¹ØÎĵµ£º
ÕÒÁ˰ëÌìûÕÒ×Å£¬ÖÕÓÚÔÚÓ¢ÎÄÕ¾µãÉÏÕÒµ½£¬»¹ÓиÐлȺÀïµÄʯͷºÍÇòÃÔ
>>> s = datetime.datetime(2009,1,1)
>>> time.mktime(s.timetuple())
1230739200.0
±ðÍ⸶һ¸öpython¶Ôʱ¼äµÄһЩº¯Êý£¬ºÜºÃÓõÄ
ÎÒÃÇÏȵ¼Èë±ØÐëÓõ½µÄÒ»¸ömodule
>>> import time
ÉèÖÃÒ»¸öʱ¼äµÄ¸ñʽ£¬ÏÂÃæ»áÓõ½
& ......
ʹÓÃpdbµ÷ÊÔPython³ÌÐò
±¾ÎÄÌÖÂÛÔÚûÓз½±ãµÄIDE¹¤¾ß¿ÉÓõÄÇé¿öÏ£¬Ê¹ÓÃpdbµ÷ÊÔpython³ÌÐò
Ô´ÂëÀý×Ó
ÀýÈ磬ÓÐÄ£Äâ˰ÊÕ¼ÆËãµÄ³ÌÐò£º
#!/usr/bin/python
def debug_demo(val):
if val &l ......
°²×°ÎļþÏÂÔØ:
MySQL-python-1.2.2.win32-py2.6.exe
https://docs.google.com/leaf?id=0B-C0ABoe2nuLMDlhZjI5OTQtMWNmYy00ZTNlLWJjNzMtYTc2Y2EzMGFjMzcy&hl=zh_CN
ÐèÒªµÄ¶îÍâdllÎļþÏÂÔØ:
libmmd.dll
https://docs.google.com/leaf?id=0B-C0ABoe2nuLZTk2M2RiZTAtYzY5My00NzNjLTg5ZWEtMzRkZGEyYjUxNThh&hl=zh_C ......
OS¿âÌṩÁËʹÓø÷ÖÖ²Ù×÷ϵͳ¹¦ÄܵĽӿڡ£
os.name ·µ»Øµ±Ç°²Ù×÷ϵͳÃû£¬¶¨ÒåÁË'posix'£¬'nt'£¬'mac'£¬'os2'£¬'ce'£¬'java'£¨ÎÒʹÓÃwin7/python3.1,Êä³öµÄÊÇnt¡£posix²»ÖªµÀÊÇʲôϵͳ£¬macÓ¦¸ÃÊÇApple»ú°É£¬os2Ò²²»ÖªµÀÊÇʲô¶«¶«£¬ceÓ¦¸ÃÊÇwinCE°É£¬ÕâÑùµÄ»°£¬pythonÓ¦¸ÃÖ§³ÖÏòCEÒÆÖ²°¡£¬Å¼×Ô¼ºÊÔ¹ý£¬Ã»±àÒë³É¹¦£¬java¹À¼ ......