yartsu/README.md

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# Yartsu
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<a href="https://github.com/daylinmorgan/yartsu">
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<p align="center">
yartsu, another rich terminal screenshot utility
</p>
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<a href="https://gh.dayl.in/yartsu">
Documentation
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<br />
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**NOTE**: this is a currently in a beta release and the API is subject to change (feedback welcome)
Inspired by recent commits in the wonderful library [`rich`](https://github.com/Textualize/rich) I decided to write `yartsu`.
I needed to programmatically generate screenshots for documentation purposes. The new `export_svg` methods in `rich` were a godsend.
So I wanted to try to make this feature a little more generalizable to program output outside of `rich`/`python`.
Hopefully, you find it useful.
If you come across anything unexpected please submit an issue.
## Install
```bash
pipx install yartsu
# OR
pip install yartsu
```
### Releases
There is a standalone binary available for linux in the [releases](https://github.com/daylinmorgan/yartsu/releases)
(Support for additional platforms is [planned](https://github.com/daylinmorgan/yartsu/issues/3)).
Optionally install with [`eget`](https://github.com/zyedidia/eget):
```bash
eget daylinmorgan/yartsu
```
Otherwise you can download an extract manually to somewhere on your path.
## Usage
<div align="center"><img src="https://raw.githubusercontent.com/daylinmorgan/yartsu/main/assets/help.svg" alt="Logo" width=600 ></div>
Getting a properly formatted output from a terminal screenshot is challenging.
There are three options for generating a screenshot.
If one of the below option causes you any headaches consider first trying a different option.
### Option 1: Pipes
Many tools that color output (i.e. `grep` or `ls`) additionally allow
you to force ANSI color codes to be included even when piping output.
In these cases you can simply pipe the output directly into `yartsu`
```bash
ls --color=always | yartsu -w 50 -o assets/ls_color.svg
```
### Option 2: Subprocess/Pty
With this option `yartsu` will deploy a `subprocess` and `pty`
to run your command for you in an attempt to preserve ANSI.
Note with this option you need to separate
the command you want to run with `yartsu` args using `--`.
```bash
yartsu -w 50 -o assets/ls_color.svg -- ls --color /
```
### Option 3: Text File
Finally, if you neither of the above options work and you can
manage to preserve the codes in a plain text file you can pass this as input to `yartsu`.
```bash
ls --color > ls.txt
yartsu -w 50 -i ls.txt -o assets/ls_color.svg
```
By default svgs will be saved at `./capture.svg`.
Additionally, for options 1 and 3 you may want to define your own title with `-t/--title`.
For option 2 the title will by default be the cmd ran by `yartsu`.
## Themes
There are a number of themes you can use to style output.
Use `yartsu --list-themes` to see the available options.
Then you can specify the theme you want with `--theme`, i.e. `yartsu --theme rich_default`.
You may also use the environment variable `YARTSU_THEME`.
See [here](https://gh.dayl.in/yartsu/themes) a preview of the available themes
## Differences from [`Rich`](https://github.com/Textualize/rich)
For both practical and stylistic reasons the underlying code used to generate the SVG is slightly different than `rich`'s default `save_svg` method. See [here](https://gh.dayl.in/rich-diff) for the current deviation between the latest releases of each respective release.
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