Python 字典使用例子
#!/usr/bin/env python
#coding=utf-8
def buildConnectionString(params):
return ":".join(["%s=%s" %(k, v) for k, v in params.items()])
if __name__ == "__main__":
myParams = {"server":"mpilgrim", \
"database":"master", \
"uid":"sa", \
"pwd":"secret"\
}
print buildConnectionString(myParams)
print __name__
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逐步演进
f=open('/etc/motd','r')
longest=0
while True:
lineLen=len(f.readline().strip())
if not lineLen: break
if lineLen > longest:
longest=lineLen
f.close()
return longest
问题：一直占� ......
#冒泡排序
def BubbleSort(mylist):
n = len(mylist)
i = 0
j = 0
bExchange = False
for i in range(1, n):
bExchange = False
j = n - 1
while j >= i:
if mylist[j] < mylist[j - 1]:
tmp = mylist[j]
myli ......
先说python
python的random模块提供了多个伪随机数发生器，默认都是用当前时间戳为随机数种子。
下面是该模块几个最常用的函数
random() Return the next random floating point number in the range [0.0, 1.0).
randint(a,b) Return a random integer N such that a <=
N <= b
randrange([star ......
