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查询日志文件最大值,过滤一些无用

2016-03-17 11:20 323 查看
import  os
import  csv

csvfile = file('????.csv','rb')
spamreader = csv.reader(csvfile)
datalist = []
for row in spamreader:
if row[0] == 'InvoiceID':
global keylist
keylist =row
continue
elif row[3] == 'Rounding':
global Rounding
Rounding = row[18]
continue
elif row[3] == 'InvoiceTotal':
global  InvoiceTotal
InvoiceTotal = row[18]
continue
elif row[3] == 'StatementTotal':
global StatementTotal
StatementTotal = row[18]
continue
else:
datalist.append(row[18])
mincost = 0.0000000
for cost in datalist:
if cost >  mincost:
mincost = cost
print cost
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标签:  file import 最大值