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https://github.com/tlinden/tablizer

Manipulate tabular output of other programs
https://github.com/tlinden/tablizer

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Manipulate tabular output of other programs

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## tablizer - Manipulate tabular output of other programs

Tablizer can be used to re-format tabular output of other
programs. While you could do this using standard unix tools, in some
cases it's a hard job.

Let's take this output:
```
% kubectl get pods -o wide
NAME READY STATUS RESTARTS AGE
repldepl-7bcd8d5b64-7zq4l 1/1 Running 1 (69m ago) 5h26m
repldepl-7bcd8d5b64-m48n8 1/1 Running 1 (69m ago) 5h26m
repldepl-7bcd8d5b64-q2bf4 1/1 Running 1 (69m ago) 5h26m
```

But you're only interested in the NAME and STATUS columns. Here's how
to do this with tablizer:

```
% kubectl get pods | tablizer
NAME(1) READY(2) STATUS(3) RESTARTS(4) AGE(5)
repldepl-7bcd8d5b64-7zq4l 1/1 Running 1 (69m ago) 5h26m
repldepl-7bcd8d5b64-m48n8 1/1 Running 1 (69m ago) 5h26m
repldepl-7bcd8d5b64-q2bf4 1/1 Running 1 (69m ago) 5h26m

% kubectl get pods | tablizer -c 1,3
NAME(1) STATUS(3)
repldepl-7bcd8d5b64-7zq4l Running
repldepl-7bcd8d5b64-m48n8 Running
repldepl-7bcd8d5b64-q2bf4 Running
```

Another use case is when the tabular output is so wide that lines are
being broken and the whole output is completely distorted. In such a
case you can use the `-o extended | -X` flag to get an output similar
to `\x` in `psql`:

```
% kubectl get pods | tablizer -X
NAME: repldepl-7bcd8d5b64-7zq4l
READY: 1/1
STATUS: Running
RESTARTS: 1 (71m ago)
AGE: 5h28m

NAME: repldepl-7bcd8d5b64-m48n8
READY: 1/1
STATUS: Running
RESTARTS: 1 (71m ago)
AGE: 5h28m

NAME: repldepl-7bcd8d5b64-q2bf4
READY: 1/1
STATUS: Running
RESTARTS: 1 (71m ago)
AGE: 5h28m
```

Tablize can read one or more files or - if none specified - from STDIN.

You can also specify a regex pattern to reduce the output:

```
% kubectl get pods | tablizer q2bf4
NAME(1) READY(2) STATUS(3) RESTARTS(4) AGE(5)
repldepl-7bcd8d5b64-q2bf4 1/1 Running 1 (69m ago) 5h26m
```

Sometimes a filter regex is to broad and you wish to filter only on a
particular column. This is possible using `-F`:
```
% kubectl get pods | tablizer -n -Fname=2
NAME READY STATUS RESTARTS AGE
repldepl-7bcd8d5b64-q2bf4 1/1 Running 1 (69m ago) 5h26m
```

Here we filtered the `NAME` column for `2`, which would have matched
otherwise on all rows.

There are more output modes like org-mode (orgtbl) and markdown.

Last but not least tablizer has support for plugins written in
lisp. This feature is expermental yet. Take a look into the manpage
for details.

## Demo

[![asciicast](demo/tablizer-demo.gif)](https://asciinema.org/a/9FKc3HPnlg8D2X8otheleEa9t)

## Installation

There are multiple ways to install **tablizer**:

- Go to the [latest release page](https://github.com/tlinden/tablizer/releases/latest),
locate the binary for your operating system and platform.

Download it and put it into some directory within your `$PATH` variable.

- The release page also contains a tarball for every supported platform. Unpack it
to some temporary directory, extract it and execute the following command inside:
```
sudo make install
```

- You can also install from source. Issue the following commands in your shell:
```
git clone https://github.com/TLINDEN/tablizer.git
cd tablizer
make
sudo make install
```

If you do not find a binary release for your platform, please don't
hesitate to ask me about it, I'll add it.

## Documentation

The documentation is provided as a unix man-page. It will be
automatically installed if you install from source. However, you can
read the man-page online:

https://github.com/TLINDEN/tablizer/blob/main/tablizer.pod

Or if you cloned the repository you can read it this way (perl needs
to be installed though): `perldoc tablizer.pod`.

If you have the binary installed, you can also read the man page with
this command:

tablizer --man

## Getting help

Although I'm happy to hear from tablizer users in private email,
that's the best way for me to forget to do something.

In order to report a bug, unexpected behavior, feature requests
or to submit a patch, please open an issue on github:
https://github.com/TLINDEN/tablizer/issues.

## Copyright and license

This software is licensed under the GNU GENERAL PUBLIC LICENSE version 3.

## Authors

T.v.Dein

## Project homepage

https://github.com/TLINDEN/tablizer