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filename=raw_input('enter file name:')
f=open(filename,'rb')
f.seek(0,0)
index=0
for i in range(0,16):
print "%3s" % hex(i) ,
print
for i in range(0,16):
print "%-3s" % "#" ,
print
while True:
temp=f.read(1)
if len(temp) == 0:
break
else:
print "%3s" % temp.encode('hex'),
index=index+1
if index == 16:
index=0
print
f.close()
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print "%-3s" % "#" ,
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f.read(1)
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Ô´´úÂëÏÂÔØ£ºÏÂÔØµØÖ·ÔÚÕâÀï
e.g.1
# 030
aFile = file(r'C:\temp.txt', 'a')
aFile.write('ÓÖÌí¼ÓÁËÒ»ÐС£')
aFile.close()

output:
e.g.2
# 030
aFile = file(r'C:\temp.txt', 'a')
aFile.write('ÓÖÌí¼ÓÁËÒ»ÐС£')
aFile.close()

output:
e.g.3
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PythonÈëÃŵÄ36¸öÀý×Ó Ö® 28

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# 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 ......

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