Dear Tim your solution worked like a charm.

Thanks a lot.
-----------------------------------------------------------------------
Dr. Parthasarathi Mukhopadhyay
Professor, Department of Library and Information Science,
University of Kalyani, Kalyani - 741 235 (WB), India
-----------------------------------------------------------------------


On Wed, Apr 8, 2020 at 9:46 PM Parthasarathi Mukhopadhyay <
[log in to unmask]> wrote:

> it makes sense now.
>
> Thanks Andreas and Joseph.
>
> Regards
> -----------------------------------------------------------------------
> Dr. Parthasarathi Mukhopadhyay
> Professor, Department of Library and Information Science,
> University of Kalyani, Kalyani - 741 235 (WB), India
> -----------------------------------------------------------------------
>
>
> On Wed, Apr 8, 2020 at 7:29 PM Joseph Andrew Koivisto <[log in to unmask]>
> wrote:
>
>> This might help. Pretty clear explication of what is going on here:
>>
>> https://unix.stackexchange.com/questions/181141/rename-multiple-files-with-mv-to-change-the-extension
>>
>> On Wed, Apr 8, 2020 at 9:57 AM Andreas Orphanides <[log in to unmask]>
>> wrote:
>>
>> > I don't think that *NIX commands are really set up to expect batch
>> inputs
>> > for the most part, which is why the Stack Overflow script requires the
>> use
>> > of "for" and "sed". I'll let an expert correct/clarify for me....
>> >
>> > On Wed, Apr 8, 2020 at 9:51 AM Parthasarathi Mukhopadhyay <
>> > [log in to unmask]> wrote:
>> >
>> > > Thanks Andreas Orphanide
>> > >
>> > > It was a mere issue with file extension (.txt). Now the downstream
>> > program
>> > > is behaving perfectly well.
>> > > I performed with small set of 100 files and it worked well. I have
>> gone
>> > > through the stackoverflow post but wondering why
>> > >
>> > > mv *.csv *.txt is not working (I tried but failed).
>> > >
>> > > Thanks and regards
>> > >
>> > >
>> > >
>> > >
>> > >
>> -----------------------------------------------------------------------
>> > > Dr. Parthasarathi Mukhopadhyay
>> > > Professor, Department of Library and Information Science,
>> > > University of Kalyani, Kalyani - 741 235 (WB), India
>> > >
>> -----------------------------------------------------------------------
>> > >
>> > >
>> > > On Wed, Apr 8, 2020 at 5:11 PM Andreas Orphanides <[log in to unmask]>
>> > > wrote:
>> > >
>> > > > Unless there's something I am not understanding about this problem,
>> > > > converting CSV to TXT should just be a matter of changing the file
>> > > > extension from ".csv" to ".txt", and even this isn't strictly
>> speaking
>> > a
>> > > > requirement. CSV is just a text file with a specific layout to the
>> text
>> > > to
>> > > > define columns -- try to open a .csv file using your favorite text
>> > editor
>> > > > and you should not have any issues whatsoever (unless there's a
>> > character
>> > > > encoding issue, but then you'd see the problem whether the file was
>> CSV
>> > > or
>> > > > TXT).
>> > > >
>> > > > If the file name is important for some other part of the workflow (a
>> > > > downstream program that would refuse the file unless it's .txt),
>> > here's a
>> > > > Stack Overflow post
>> > > > <
>> > > >
>> > >
>> >
>> https://stackoverflow.com/questions/9590935/change-extension-of-file-using-shell-script
>> > > > >
>> > > > with a *NIX script command to change the file extension. Similar
>> > methods
>> > > > exist in Windows
>> > > > <
>> > > >
>> > >
>> >
>> https://www.addictivetips.com/windows-tips/batch-change-rename-file-extensions-in-windows/
>> > > > >
>> > > > .
>> > > >
>> > > > If there's something else about the underlying problem, please do
>> > share!
>> > > >
>> > > >
>> > > > On Wed, Apr 8, 2020 at 7:30 AM Parthasarathi Mukhopadhyay <
>> > > > [log in to unmask]> wrote:
>> > > >
>> > > > > Could you plz guide me in finding an ONLINE tool for the following
>> > > > > workflow?
>> > > > >
>> > > > > 1. A large csv file with 40K+ rows split into number of csv files
>> > (one
>> > > > file
>> > > > > per row).
>> > > > > This step is done.
>> > > > >
>> > > > > 2. These large number of csv files need to be converted into text
>> > files
>> > > > > before further processing and I wish to do it in the following
>> way:
>> > > > >   2.1 make zip file for all csv files
>> > > > >   2.2 upload csv.zip file (as a single file) to online converter
>> > > > >   2.3 convert all csv files (in the single zip file) into txt
>> files
>> > > > > (UTF-8 encoding is preferred but not necessary at this stage)
>> > > > > 2.4 download the converted text files preferably as a zip file.
>> > > > >
>> > > > > I was/am searching such a tool/converter for last seven days but
>> > what I
>> > > > > found are tools like docspal.com which can take only csv files as
>> > > input
>> > > > > and
>> > > > > that 5 at a time at the best.
>> > > > >
>> > > > > Waiting eagerly for guidance. If no such online tool available,
>> you
>> > may
>> > > > > please direct me to available scripts/software in solving the
>> issue
>> > at
>> > > > > hand.
>> > > > >
>> > > > > Thanks and regards
>> > > > >
>> > -----------------------------------------------------------------------
>> > > > > Parthasarathi Mukhopadhyay
>> > > > > Professor, Department of Library and Information Science,
>> > > > > University of Kalyani, Kalyani - 741 235 (WB), India
>> > > > >
>> > -----------------------------------------------------------------------
>> > > > >
>> > > >
>> > >
>> >
>>
>>
>> --
>>
>> *Joseph A. Koivisto*
>>
>>
>> *Systems Librarian*
>> *Consortial Library Applications Support*
>> *University of Maryland*
>> *McKeldin Library, Room B0238*
>> *7649 Library Ln., College Park, MD 20742-7011*
>> *[log in to unmask] <[log in to unmask]>*
>> *301-314-4812**[image: ORCID iD icon]orcid.org/0000-0002-7515-2522*
>> <https://orcid.org/0000-0002-7515-2522>
>>
>