Re: Text wrapping Python docstrings

Yannick Gingras <[email protected]> Wed, 02 Feb 2022 07:06:43 -0800

Newsgroups	gmane.comp.kde.devel.kwrite
Message-ID	<[email protected]>

I got it to work exactly the way I want with the External Tools plugin.
This plugin makes is really easy to bind the script to a keyboard
shortcut. For reference, I'm attaching the quick and dirty script I use
to re-format the text.

On Tue, 2022-02-01 at 22:35 -0800, Yannick Gingras wrote:
> On Wed, 2022-02-02 at 11:11 +0500, Waqar Ahmed wrote:
> > I don't think there is an easy way atm, but maybe you can use the
> > "script" api to write a script that adjust the indent for you?
> 
> My javascript is not really good, but it would be really easy for me
> to
> do a Python command line and to pass the fragment to "filter through
> command". Is there a way I could bind that to a keyboard shortcut?
> Let's say rebind ALT-W to "filter throught re-fill.py" without
> opening
> the command prompt?
> 

-- 
Yannick Gingras
http://ygingras.net

refill.py (text/x-python3, 944 B)

#!/bin/env python3

""" Re-indent the text passed on sys.stdin as a paragrath at most MAX_WIDTH 
wide, perserving the initial indentation. """

import re
import sys

LOGFILE = "/tmp/refill.log"
MAX_WIDTH = 79
INDENT_PAT = r"^(\s*)"


def reindent(text):
    indent = re.match(INDENT_PAT, text).group()
    words = text.split()
    lines = []
    cur_line = [indent]
    cur_length = len(indent)

    for word in words:
        if cur_length + len(word) > MAX_WIDTH:
            lines.append("".join(cur_line))
            cur_line = [indent, word, " "]
            cur_length = sum(map(len, cur_line))
        else:
            cur_line += [word, " "]
            cur_length += len(word) + 1

    if cur_line:
        if cur_line[-1] == " ":
            cur_line.pop()
        lines.append("".join(cur_line))
    return "\n".join(lines)


def main():
    data = sys.stdin.read()
    print(reindent(data))

if __name__ == "__main__":
    main()

signature.asc (application/pgp-signature, 659 B)