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d:\usr\local\Python25>python
Python 2.5.4 (r254:67916, Dec 23 2008, 15:10:54) [MSC v.1310 32 bit (Intel)] onwin32
Type "help", "copyright", "credits" or "license" for more information.
>>> import MySQLdb
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
ImportError: No module named MySQLdb
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MySQL °æ±¾£º5.0.67
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Python °æ±¾£º2.5
ÏÂÔØµØÖ·£ºhttp://www.python.org/download/releases/2.5.4/
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MySQLdb°æ±¾£º MySQLdb Windows binary for Python 2.5
ÏÂÔØµØÖ·£ºhttp://biohackers.net/wikiattach/Python2(2e)5/attachments/MySQL-python.exe-1.2.1_p2.win32-py2.5.exe
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D:\usr\local\Python25>python
Python 2.5.4 (r254:67916, Dec 23 2008, 15:10:54) [MSC v.1310 32 bit (Intel)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import MySQLdb
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "D:\usr\local\Python25\Lib\site-packages\MySQLdb\__init__.py", line 19, in <module>
import _mysql
ImportError: DLL load failed: ÕÒ²»µ½Ö¸¶¨µÄ³ÌÐò¡£
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marshal²¢²»ÊÇÒ»¸öͨÓõÄÄ£¿é£¬ÔÚijЩʱºòËüÊÇÒ»¸ö²»±»ÍƼöʹÓõÄÄ£¿é£¬ÒòΪʹÓÃmarshalÐ ......
Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 023
# Tuple(ÔªËØ×é)ÊDz»¿É±äµÄÁбí
tuple1 = (1, 2, 3)
print tuple1
tuple2 = (tuple1, 4, 5, 6) # Ò»¸öÔªËØ×é¿ÉÒÔ×÷ΪÁíÍâÒ»¸öÔªËØ×éµÄÔªËØ
print tuple2 # ²¢ÇÒÄܹ»ÔÚ´æ´¢µÄʱºò±£³ÖÔʼµÄÂß¼¹ØÏµ
for ele in tuple2:
print ele
print '\n'
for ele in tuple2[0]:
pr ......
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# 026
aList = ['1','2','3','4']
aListCopy = aList # Æäʵ£¬ÕâÀï½ö½ö¸´ÖÆÁËÒ»¸öÒýÓÃ
del aList[0]
print aList
print aListCopy # Á½¸öÒýÓÃÖ¸ÏòÁËÁËͬһ¸ö¶ÔÏó£¬ËùÒÔ´òÓ¡½á¹ûÒ»Ñù
aListCopy = aList[:] # ÕâÊǸ´ÖÆÕû¸ö¶ÔÏóµÄÓÐЧ·½·¨
del aList[0]
print aList
print aListCopy
......
Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 032
# ÆäʵcPickleÕâ¸öÄ£¿éÆðµ½µÄ×÷ÓÿÉÒÔÓÓÍêÃÀµØÐµ÷ÁËÎļþÖеÄÄÚÈÝ£¨¶ÔÏ󣩺ʹúÂëÖеÄÒýÓÔÀ´ÐÎÈÝ
import cPickle as p # ÕâÌõÓï¾ä¸øcPickleÆðÁ˸öСÃûp
objectFileName = r'C:\Data.txt'
aList = [1, 2, 3]
f = file(objectFileName, 'w')
p.dump(aList, f)
f.close ......
Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
# 035
class Person:
population = 0 #Õâ¸ö±äÁ¿ÊÇÊôÓÚÕû¸öÀàµÄ
def __init__(self, name):
self.name = name
print '³õʼ»¯ %s' % self.name
Person.population += 1
# end of def
def __del__(self):
print '%s says bye.' % self. ......