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python 基本数据类型占用内存空间大小

创建时间:2017-01-13 投稿人: 浏览次数:191

python中基本数据类型和其他的语言占用的内存空间大小有很大差别


import sys

a = 100
b = True
c = 100L
d = 1.1
e =""
f = []
g =()
h = {}
i = set([])



print " %s size is %d "%(type(a),sys.getsizeof(a))
print " %s size is %d "%(type(b),sys.getsizeof(b))
print " %s size is %d "%(type(c),sys.getsizeof(c))
print " %s size is %d "%(type(d),sys.getsizeof(d))
print " %s size is %d "%(type(e),sys.getsizeof(e))
print " %s size is %d "%(type(f),sys.getsizeof(f))
print " %s size is %d "%(type(g),sys.getsizeof(g))

print " %s size is %d "%(type(h),sys.getsizeof(h))

print " %s size is %d "%(type(i),sys.getsizeof(i))




 <type "int"> size is 12
 <type "bool"> size is 12
 <type "long"> size is 14
 <type "float"> size is 16
 <type "str"> size is 21
 <type "list"> size is 36
 <type "tuple"> size is 28
 <type "dict"> size is 140
 <type "set"> size is 116

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