python-peps/build.py

77 lines
2.7 KiB
Python
Executable File

#!/usr/bin/env python3
# This file is placed in the public domain or under the
# CC0-1.0-Universal license, whichever is more permissive.
"""Build script for Sphinx documentation"""
import argparse
import os
from pathlib import Path
from sphinx.application import Sphinx
def create_parser():
parser = argparse.ArgumentParser(description="Build PEP documents")
# alternative builders:
builders = parser.add_mutually_exclusive_group()
builders.add_argument("-l", "--check-links", action="store_const",
dest="builder", const="linkcheck",
help='Check validity of links within PEP sources. '
'Cannot be used with "-f" or "-d".')
builders.add_argument("-f", "--build-files", action="store_const",
dest="builder", const="html",
help='Render PEPs to "pep-NNNN.html" files (default). '
'Cannot be used with "-d" or "-l".')
builders.add_argument("-d", "--build-dirs", action="store_const",
dest="builder", const="dirhtml",
help='Render PEPs to "index.html" files within "pep-NNNN" directories. '
'Cannot be used with "-f" or "-l".')
parser.add_argument(
"-o",
"--output-dir",
default="build",
help="Output directory, relative to root. Default 'build'.",
)
return parser.parse_args()
def create_index_file(html_root: Path, builder: str) -> None:
"""Copies PEP 0 to the root index.html so that /peps/ works."""
pep_zero_file = "pep-0000.html" if builder == "html" else "pep-0000/index.html"
try:
pep_zero_text = html_root.joinpath(pep_zero_file).read_text(encoding="utf-8")
except FileNotFoundError:
return None
if builder == "dirhtml":
pep_zero_text = pep_zero_text.replace('="../', '="') # remove relative directory links
html_root.joinpath("index.html").write_text(pep_zero_text, encoding="utf-8")
if __name__ == "__main__":
args = create_parser()
root_directory = Path(__file__).resolve().parent
source_directory = root_directory
build_directory = root_directory / args.output_dir
# builder configuration
sphinx_builder = args.builder or "html"
app = Sphinx(
source_directory,
confdir=source_directory,
outdir=build_directory / sphinx_builder,
doctreedir=build_directory / "doctrees",
buildername=sphinx_builder,
warningiserror=True,
parallel=os.cpu_count() or 1,
tags=["internal_builder"],
keep_going=True,
)
app.build()
create_index_file(build_directory, sphinx_builder)