'_csv.writer'对象没有属性'write' [英] '_csv.writer' object has no attribute 'write'
问题描述
我不知道这里有什么问题。我有一个csv文件我想过滤。我想删除以'@'开头的所有行和第三列是字符串'chrM'的所有行。我基本上把我的代码设置为像这里的答案:
I am not sure what the problem is here. I have a csv file I want to filter. I want to remove all lines starting with '@' and all lines where the third column is the string 'chrM'. Im basically setting my code up to be like the answer here:
但是会收到错误。
import re
import csv
inputSamFile = 'excerpt'
outSamFile = 'filternoM'
with open(inputSamFile) as inputSam, open(outSamFile, 'wt') as outSam:
inputSamCont = csv.reader(inputSam, delimiter = '\t')
outSamCont = csv.writer(outSam, delimiter = '\t')
for line in inputSamCont:
if line[0].startswith('@'):
continue
elif line[2] == 'chrM':
continue
else:
outSamCont.write(line)
跟踪(最近一次调用):
文件filterMito.py,第19行,在
中outSamCont.write(ProcessLine(line))
AttributeError: _csv.writer'对象没有属性'write'
Traceback (most recent call last): File "filterMito.py", line 19, in outSamCont.write(ProcessLine(line)) AttributeError: '_csv.writer' object has no attribute 'write'
我做错了什么
推荐答案
您可能正在寻找 .writerow()
。
,因为我下面使用的文档使用 .write()
,但 csv.writer
objects using .writerow()
。
I also ran into this problem, as the documentation I was following used .write()
, but csv.writer
objects use .writerow()
.
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