【问题标题】:remove multi linebreak present in key value pair . want single line after line break removal in python删除键值对中存在的多换行符。想要在python中删除换行符后单行
【发布时间】:2021-09-20 14:28:01
【问题描述】:

eg : 输入txt文件

akey=avalue1,
     avalue2,
     avalue3

bkey=cvalue

我想要的输出列表中的 2 个元素将是

[akey=avalue1,avalue2,avalue3
bkey=cvalue]

【问题讨论】:

    标签: python python-3.x shell


    【解决方案1】:

    使用几个正则表达式并不难:

    import re
    
    data = """
    akey=avalue1,
         avalue2,
         avalue3
    
    bkey=cvalue
    """.strip()
    
    # Fold comma-newline-spaces to a single comma
    data = re.sub(r",\n\s*", ",", data)
    # Fold multiple newlines to one
    data = re.sub(r"\n+", "\n", data)
    print(data)
    

    这个输出

    akey=avalue1,avalue2,avalue3
    bkey=cvalue
    

    【讨论】:

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