mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2025-11-04 06:22:38 +09:00
97 lines
2.9 KiB
Python
97 lines
2.9 KiB
Python
#!/usr/bin/env python3
|
|
|
|
import optparse
|
|
import os.path
|
|
import re
|
|
|
|
ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
|
|
README_FILE = os.path.join(ROOT_DIR, 'README.md')
|
|
|
|
PREFIX = r'''%yt-dlp(1)
|
|
|
|
# NAME
|
|
|
|
yt\-dlp \- A youtube-dl fork with additional features and patches
|
|
|
|
# SYNOPSIS
|
|
|
|
**yt-dlp** \[OPTIONS\] URL [URL...]
|
|
|
|
# DESCRIPTION
|
|
|
|
'''
|
|
|
|
|
|
def main():
|
|
parser = optparse.OptionParser(usage='%prog OUTFILE.md')
|
|
_, args = parser.parse_args()
|
|
if len(args) != 1:
|
|
parser.error('Expected an output filename')
|
|
|
|
outfile, = args
|
|
|
|
with open(README_FILE, encoding='utf-8') as f:
|
|
readme = f.read()
|
|
|
|
readme = filter_excluded_sections(readme)
|
|
readme = move_sections(readme)
|
|
readme = filter_options(readme)
|
|
|
|
with open(outfile, 'w', encoding='utf-8') as outf:
|
|
outf.write(PREFIX + readme)
|
|
|
|
|
|
def filter_excluded_sections(readme):
|
|
EXCLUDED_SECTION_BEGIN_STRING = re.escape('<!-- MANPAGE: BEGIN EXCLUDED SECTION -->')
|
|
EXCLUDED_SECTION_END_STRING = re.escape('<!-- MANPAGE: END EXCLUDED SECTION -->')
|
|
return re.sub(
|
|
rf'(?s){EXCLUDED_SECTION_BEGIN_STRING}.+?{EXCLUDED_SECTION_END_STRING}\n',
|
|
'', readme)
|
|
|
|
|
|
def move_sections(readme):
|
|
MOVE_TAG_TEMPLATE = '<!-- MANPAGE: MOVE "%s" SECTION HERE -->'
|
|
sections = re.findall(r'(?m)^%s$' % (
|
|
re.escape(MOVE_TAG_TEMPLATE).replace(r'\%', '%') % '(.+)'), readme)
|
|
|
|
for section_name in sections:
|
|
move_tag = MOVE_TAG_TEMPLATE % section_name
|
|
if readme.count(move_tag) > 1:
|
|
raise Exception(f'There is more than one occurrence of "{move_tag}". This is unexpected')
|
|
|
|
sections = re.findall(rf'(?sm)(^# {re.escape(section_name)}.+?)(?=^# )', readme)
|
|
if len(sections) < 1:
|
|
raise Exception(f'The section {section_name} does not exist')
|
|
elif len(sections) > 1:
|
|
raise Exception(f'There are multiple occurrences of section {section_name}, this is unhandled')
|
|
|
|
readme = readme.replace(sections[0], '', 1).replace(move_tag, sections[0], 1)
|
|
return readme
|
|
|
|
|
|
def filter_options(readme):
|
|
section = re.search(r'(?sm)^# USAGE AND OPTIONS\n.+?(?=^# )', readme).group(0)
|
|
options = '# OPTIONS\n'
|
|
for line in section.split('\n')[1:]:
|
|
mobj = re.fullmatch(r'''(?x)
|
|
\s{4}(?P<opt>-(?:,\s|[^\s])+)
|
|
(?:\s(?P<meta>(?:[^\s]|\s(?!\s))+))?
|
|
(\s{2,}(?P<desc>.+))?
|
|
''', line)
|
|
if not mobj:
|
|
options += f'{line.lstrip()}\n'
|
|
continue
|
|
option, metavar, description = mobj.group('opt', 'meta', 'desc')
|
|
|
|
# Pandoc's definition_lists. See http://pandoc.org/README.html
|
|
option = f'{option} *{metavar}*' if metavar else option
|
|
description = f'{description}\n' if description else ''
|
|
options += f'\n{option}\n: {description}'
|
|
continue
|
|
|
|
return readme.replace(section, options, 1)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|