我正在编写一个脚本来将一个带有制表符分隔的列表写入 csv 文件,如下所示。但我没有得到正确的输出。
out_l = ['host\tuptime\tnfsserver\tnfs status\n', 'node1\t2\tnfs_host\tok\n', 'node2\t100\tnfs_host\tna\n', 'node3\t59\tnfs_host\tok\n']
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代码:
out_f = open('test.csv', 'w')
w = csv.writer(out_f)
for l in out_l:
w.writerow(l)
out_f.close()
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输出 csv 文件如下所示。
h,o,s,t, ,s,s,h, , , , , ,s,u,d,o,_,h,o,s,t, , , , , , , ,n,f,s,"
"1,9,2,.,1,6,8,.,1,2,2,.,2,0,1, ,o,k, ,n,f,s,h,o,s,t, ,o,k,"
"1,9,2,.,1,6,8,.,1,2,2,.,2,0,2, ,f,a,i,l,e,d, ,n,a, ,n,a,"
"1,9,2,.,1,6,8,.,1,2,2,.,2,0,3, ,o,k, ,n,f,s,h,o,s,t, ,s,h,o,w,m,o,u,n,t, ,f,a,i,l,e,d,"
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”
我还检查了 csv.writer 选项,如分隔符、方言 = excel,但没有运气。有人可以帮助格式化输出吗?
使用 中的格式out_l,您可以将其写入文件:
out_l = ['host\tuptime\tnfsserver\tnfs status\n', 'node1\t2\tnfs_host\tok\n', 'node2\t100\tnfs_host\tna\n', 'node3\t59\tnfs_host\tok\n']
with open('test.csv', 'w') as out_f:
for l in out_l:
out_f.write(l)
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要正确使用csv,out_l应该只是列的列表,并让csv模块使用制表符和换行符进行格式化:
import csv
out_l = [['host','uptime','nfsserver','nfs status'],
['node1','2','nfs_host','ok'],
['node2','100','nfs_host','na'],
['node3','59','nfs_host','ok']]
#with open('test.csv', 'wb') as out_f: # Python 2
with open('test.csv', 'w', newline='') as out_f: # Python 3
w = csv.writer(out_f, delimiter='\t') # override for tab delimiter
w.writerows(out_l) # writerows (plural) doesn't need for loop
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注意with会自动关闭文件。
请参阅csv 文档,了解打开文件以与csv.reader或一起使用的正确方法csv.writer。
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