RPM query application with CLick and Trogon

by josevnz 10 months ago

GNU/Linux ◆ xterm-256color ◆ bash 501 views

Python has a very healthy ecosystem of GUI and TUI frameworks that you can use to write nice looking and intuitive applications. On this tutorial I will show you another 2 that can help you with to solve the following 2 problems:

Avoid overwhelm complex and intimidating API when writing applications. Will use Click to solve that problem.
Allow discoverability. This is very important when you have an application that supports many options or that you haven’t used in a while. That is where Trogon comes handy.

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You can download this recording in asciicast v2 format, as a .cast file.

Download

Replay in terminal

You can replay the downloaded recording in your terminal using the asciinema play command:

asciinema play 590897.cast

If you don't have asciinema CLI installed then see installation instructions.

Use with stand-alone player on your website

Download asciinema player from the releases page (you only need .js and .css file), then use it like this:

<!DOCTYPE html>
<html>
<head>
  <link rel="stylesheet" type="text/css" href="asciinema-player.css" />
</head>
<body>
  <div id="player"></div>
  <script src="asciinema-player.min.js"></script>
  <script>
    AsciinemaPlayer.create(
      '/assets/590897.cast',
      document.getElementById('player'),
      { cols: 151, rows: 33 }
    );
  </script>
</body>
</html>

See asciinema player quick-start guide for full usage instructions.

While this site doesn't offer GIF conversion at the moment, you can still do it yourself with the help of asciinema GIF generator utility - agg.

Once you have it installed run the following command to create GIF file:

agg https://asciinema.org/a/590897 590897.gif

Or, if you already downloaded the recording file:

agg 590897.cast 590897.gif

Check agg --help for all available options. You can change font family and size, select color theme, adjust speed and more.

See agg manual for full usage instructions.