python×ÖµäÎÊÌâ
d = {"a":"a","b":"b","c":"c"}
print d
ΪʲôÊä³öÊÇ:{'a': 'a', 'c': 'c', 'b': 'b'}
¶ø²»ÊÇ
{'a': 'a', 'b': 'b', 'c': 'c'}ÄØ?
map Ó¦¸ÃÊÇûÓÐ˳ÐòµÄ¡£
dictÊÇÎÞÐòµÄ£¬¿ÉÒÔ×Ô¼ºÅÅÐò
лл¥ÉϵÄÅóÓÑ
Ïà¹ØÎÊ´ð£º
ÔÚlistÖÐÌí¼ÓÒ»¸öÀàµÄ¾Ö²¿±äÁ¿ ÕâÑù×öÊÇ·ñºÏ·¨ Çë¿´ÏÂÃæÀý×Ó:
Python code:
class A():
def __init__( self ):
self.__a = 0
self.__b = 'hello'
def get_a( self ):
ret ......
map£¬filter·½·¨Ó¦¸Ã»á·µ»ØÒ»¸öÁÐ±í¡£
µ«ÊÇÔÚÎÒÕâÀËüÃÇ×ÜÊÇ·µ»Ø£º
<map object at 0x0000000002A2C978>
<filter object at 0x0000000002A2C9E8>
ÎÒÓõÄpython3.1£¬ Õâ¸öÒ²Êǰ汾µÄ±ä¶¯µ¼ÖµÄÂ𣿠......
code:
remote = urllib.urlopen(remote_file)
local_file = open(local_path_name, "wb")
local_file.write(remote.read())
ÎÊÌâ:
ÓÃÕâÖÖ·½Ê½¿ÉÒԺܺõÄÏÂÔØÔ¶³ÌÎļþ, ÏÖÔÚÐèÒª¼ÓÈëÒ»¸ö½ø¶ÈÏÔʾµÄ¹¦Ä ......
ѧϰPyQt£¬·¢ÏÖÆäÖÐÒ»¶Î½Å±¾ÊÇÕâÑùµÄ£º
class Form(QDialog):
........
amountLabel = QLabel("Amount")
self.amountLabel = QLabel()
........
pythonÖеÄÀàÖ ......
ËÓÐpython django ¿ª·¢µÄ³ÌÐò »òÕßÖªµÀÄÄÓÐ
¸æËßÏ ÎÒÒªÒ»¸ö¿ªÔ´µÄ³ÌÐòѧϰÓà ¸Ð¾õ×Ô¼º±à³ÌºÜ²»¹æ·¶
µã»÷²é¿´¡¶Django Web ¿ª·¢Ö¸ÄÏ¡·
http://www.ibm.com/developerworks/cn/linux/l-django/
Äã˵µÄÊÇdj ......