python-peps/build.py

79 lines
2.6 KiB
Python

"""Build script for Sphinx documentation"""
import argparse
from pathlib import Path
from sphinx.application import Sphinx
def create_parser():
parser = argparse.ArgumentParser(description="Build PEP documents")
# alternative builders:
parser.add_argument("-l", "--check-links", action="store_true")
parser.add_argument("-f", "--build-files", action="store_true")
parser.add_argument("-d", "--build-dirs", action="store_true")
# flags / options
parser.add_argument("-w", "--fail-on-warning", action="store_true")
parser.add_argument("-n", "--nitpicky", action="store_true")
parser.add_argument("-j", "--jobs", type=int, default=1)
# extra build steps
parser.add_argument("-i", "--index-file", action="store_true") # for PEP 0
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(".").absolute()
source_directory = root_directory
build_directory = root_directory / "build" # synchronise with deploy-gh-pages.yaml -> deploy step
doctree_directory = build_directory / ".doctrees"
# builder configuration
if args.build_files:
sphinx_builder = "html"
elif args.build_dirs:
sphinx_builder = "dirhtml"
elif args.check_links:
sphinx_builder = "linkcheck"
else:
# default builder
sphinx_builder = "dirhtml"
# other configuration
config_overrides = {}
if args.nitpicky:
config_overrides["nitpicky"] = True
app = Sphinx(
source_directory,
confdir=source_directory,
outdir=build_directory,
doctreedir=doctree_directory,
buildername=sphinx_builder,
confoverrides=config_overrides,
warningiserror=args.fail_on_warning,
parallel=args.jobs,
)
app.builder.copysource = False # Prevent unneeded source copying - we link direct to GitHub
app.builder.search = False # Disable search
app.build()
if args.index_file:
create_index_file(build_directory, sphinx_builder)