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# 025
# ÐòÁеÄÉñÆæÖ®´¦ÔÚÓÚÄã¿ÉÒÔʹÓÃÏàͬµÄ·½Ê½tuple¡¢listºÍstring
se = ['a', 'b', 'c', 'd']
li = ['a', 'b', 'c', 'd']
tu = ('a', 'b', 'c', 'd')
string = 'abcd'
print se[1]
print li[1]
print tu[1]
print string[1]
# ÐòÁеÄÁíÍâÒ»¸öÉñÆæÖ®´¦ÔÚÓÚ£¬Äã¿ÉÒÔʹÓøºÊý½øÐÐË÷ ......
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# 029
aFile = file(r'C:\in.txt', 'r')
while True:
line = aFile.readline()
if len(line) == 0:
break
# end of if
print line,
# end of while
aFile.close()
output£º
>>>
This is the first line.
This is the second line.
This is ......
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# 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. ......
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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 ......