[Flask] A minimal example to take upload of a file, call a command on the file, then return the output

[Thomas Prebble]

The example in quickstart will get you what you want for uploads. For the
command execution subprocess is what you need:
https://docs.python.org/3.7/library/subprocess.html

Thomas

On Wed, 1 Jul 2020, 00:03 Peng Yu, <pengyu.ut at gmail.com> wrote:

> I need a minimal flask example, showing how to take upload of a file,
> call a command on the file, then return the output.
>
> The suppose the command is called mycmd.sh. It is called in the following
> way.
>
> mycmd.sh < input.txt > output.txt
>
> The following example is not sufficient for this purpose. Could
> anybody provide a minimal working example for the scenario that I
> mentioned? Thanks.
>
> https://flask.palletsprojects.com/en/1.1.x/quickstart/
>
> Thanks.
>
> --
> Regards,
> Peng
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