[英]How to remove \n and \t from a list in python?
我一直在尝试从python中的2个列表中删除\\ n和\\ t,但是一直无法删除。 下面是我的代码:
A=[]
B=[]
C=[]
D=[]
.................
.................
df=pd.DataFrame(A,columns=['Rank'])
df['Company Name']=B
C=list(filter(lambda x: x != '\n', C))
C=list(filter(lambda x: x != '\t', C))
df['Type of organization']=C
D=list(filter(lambda x: x != '\n', D))
D=list(filter(lambda x: x != '\t', D))
df['Industry']=D
writer = pd.ExcelWriter('compdata.xlsx', engine='xlsxwriter')
df.to_excel(writer, index=False, sheet_name='report')
writer.save()
请帮我,因为我也尝试过lambda,但无济于事。 每次将数据框导出到Excel时,这两列都会给我很多空间。
下面是C和D的样子:
Rank Company Name \
0 1. Google (Alphabet)
1 2. ACUITY
2 3. The Boston Consulting Group
3 4. Wegmans Food Markets
Type of organization \
0 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
1 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
2 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
3 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
Industry
0 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
1 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
2 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
3 \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t...
实际上,组织的类型应为“公共”或“私人”。 只是在上述任一选择之前,列表中都有很多\\ n和\\ t。
请尝试以下操作:
使用列表理解 :
my_list = ['a', 'b', '\n', 'c', '\t', 'd']
my_list = [item for item in my_list if item not in ['\n', '\t']]
使用filter()
:
my_list = filter(lambda item: item not in ['\n', '\t'], my_list)
编辑:
对于添加到问题的输入示例,您可以这样删除\\t
和\\n
:
c = [''.join(item.split()) for item in c]
输出:
>>> c = ['\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPublic', '\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPrivate', '\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPrivate', '\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\tPrivate']
>>>
>>> [''.join(item.split()) for item in c]
['??Pu??blic', '\\??tPri??vate', '\\??tPri??vate', '\\??tPri??vate']
尝试这个:
C = [ x.replace('\t', '').replace('\n', '') for x in C ]
D
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