Dear Marcus.

Thanks for your answers.

I've tried and seen that `str(var)` appears as it is. And I thought it
didn't work. But according to your answer, it is converted to a string
properly when py file was generated and executed. Is it right?

And for clearing reports, your suggestion is to modify source code of GRC
app itself. I'll try it later.

Again thank you for your kind answers

Regards,
Jeon.

2015-06-09 16:13 GMT+09:00 Marcus Müller <marcus.muel...@ettus.com>:

>  Hi Jeon,
>
> the input fields just take "normal" python, so
>
> "/my/file/path"+ str(time)
>
> should just work; for more complex things, try python's (quite frankly
> awesome) string formatting language
>
> "/home/marcus/{dir}/{date}-{hour:02d}-{minute:02d}-{seconds:02.6f}.dat".format(dir="/samples",
> date=20150609,hour=8,minute=59,seconds=25.33212324)
>
> will give you
> /home/marcus//samples/20150609-08-59-25.332123.dat
>
> notice the length of each number and the padding with zero of the hour.
>
> Possibly, GRC tries to figure out whether what you've entered into the
> text field is just text (and must be surrounded by " ) or python code, and
> goes wrong.
>
> 2. There's no setting I'd know of that would enable that; the only way I
> can find in the source code is View->Clear Reports, which triggers the
> CLEAR_REPORT GRC Action; if you feel like it, you could add a "clear
> reports on flow graph launch" checkbox there and modify the Action that
> happens when you click on "run" to include conditional clearing of the
> reports.
>
> Greetings,
> Marcus
>
>
> On 06/09/2015 06:08 AM, Jeon wrote:
>
>   It's not a critical issue.
>
>  1. How could I put filename which contains variables?
>
>  After I define a variable `time` with a value of `20150609`. I want to
> use a file `/my/file/path/sample20150609` as a file source.
>
>  In `file` field (filename) in file source block, how can I refer such a
> variable? I put variable name in the field, but it seems the GRC regards it
> as a string literal.
>
>  2. Every time before I run the GRC flow graph, I want to clear the
> reports (console log).
>
>  I think it is possible if I put something in `.grc` file in the home
> directory. But, I have no idea about that `something`.
>
>  Regards,
>  Jeon.
>
>
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