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Re: IOerror : need urgent help

References <CAFqGZREMOm4YSntzwie8o=RmusdV8KzrggY0wK8w4vCXWuwmBw@mail.gmail.com>
Date 2013-02-19 16:40 +0100
Subject Re: IOerror : need urgent help
From Thomas Calmant <thomas.calmant@gmail.com>
Newsgroups comp.lang.python
Message-ID <mailman.2033.1361288468.2939.python-list@python.org> (permalink)

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hi

It seems you forgot to escape the escape character in the file names ('\'):
"C:\Users\inshu.chauhan\Desktop\test.arff"
=> r"C:\Users\inshu.chauhan\Desktop\test.arff"
or
=> "C:\\Users\\inshu.chauhan\\Desktop\\test.arff"

++
Thomas

2013/2/19 inshu chauhan <insideshoes@gmail.com>

> Here is my attempt to merge 10 files stored in a folder into a single file
> :
>
> import csv
>
> with open("C:\Users\inshu.chauhan\Desktop\test.arff", "w") as w:
>     writer = csv.writer(w)
>     for f in glob.glob("C:\Users\inshu.chauhan\Desktop\For
> Model_600\*.arff"):
>         rows = open(f, "r").readlines()
>         writer.writerows(rows)
>
>
> Error:
>
> Traceback (most recent call last):
>   File "C:\Users\inshu.chauhan\Desktop\Mergefiles.py", line 3, in <module>
>     with open("C:\Users\inshu.chauhan\Desktop\test.arff", "w") as w:
> IOError: [Errno 22] invalid mode ('w') or filename:
> 'C:\\Users\\inshu.chauhan\\Desktop\test.arff'
>
> Why my programme is not working ?? :(
>
> Thanks in Advance !!
>
>
>
>
> --
> http://mail.python.org/mailman/listinfo/python-list
>
>

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Re: IOerror : need urgent help Thomas Calmant <thomas.calmant@gmail.com> - 2013-02-19 16:40 +0100

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