dotfiles

ref: feae371a3d661dd3d7cae387dcac6c444c409307

bin/wrap


#!/usr/bin/env python

from textwrap import wrap
import sys


COLUMN_WIDTH = 79


def next_line():
    l = sys.stdin.readline()
    if not l:
        sys.exit(0)
    return l


def wrap_line(l):
    parts = wrap(l, COLUMN_WIDTH, break_long_words=False,
                 break_on_hyphens=False)
    return '\n'.join(parts)


def main():

    # Skip headers
    l = next_line()
    while l.strip():
        sys.stdout.write(l)
        l = next_line()

    sys.stdout.write('\n')

    for l in sys.stdin.readlines():
        if l.startswith('>'):
            sys.stdout.write(l)
        else:
            sys.stdout.write(wrap_line(l))
            sys.stdout.write('\n')


if __name__ == '__main__':
    main()