ultralytics/docs/build_docs.py
Glenn Jocher a90d9303c7
Scope class badges to reference section (#23962)
Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
2026-03-19 18:00:46 +01:00

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# Ultralytics 🚀 AGPL-3.0 License - https://ultralytics.com/license
"""
Automates building and post-processing of MkDocs documentation, especially for multilingual projects.
This script streamlines generating localized documentation and updating HTML links for correct formatting.
Key Features:
- Automated building of MkDocs documentation: Compiles main documentation and localized versions from separate
MkDocs configuration files.
- Post-processing of generated HTML files: Updates HTML files to remove '.md' from internal links, ensuring
correct navigation in web-based documentation.
Usage:
- Run from the root directory of your MkDocs project.
- Ensure MkDocs is installed and configuration files (main and localized) are present.
- The script builds documentation using MkDocs, then scans HTML files in 'site' to update links.
- Ideal for projects with Markdown documentation served as a static website.
Note:
- Requires Python and MkDocs to be installed and configured.
"""
from __future__ import annotations
import os
import re
import shutil
import subprocess
import sys
import tempfile
import time
from pathlib import Path
import yaml
from bs4 import BeautifulSoup
from minijinja import Environment, load_from_path
try:
from plugin import postprocess_site # mkdocs-ultralytics-plugin
except ImportError:
postprocess_site = None
from build_reference import build_reference_docs
from ultralytics.utils import LINUX, LOGGER, MACOS
from ultralytics.utils.tqdm import TQDM
os.environ["JUPYTER_PLATFORM_DIRS"] = "1" # fix DeprecationWarning: Jupyter is migrating to use standard platformdirs
DOCS = Path(__file__).parent.resolve()
SITE = DOCS.parent / "site"
LINK_PATTERN = re.compile(r"(https?://[^\s()<>]*[^\s()<>.,:;!?\'\"])")
TITLE_PATTERN = re.compile(r"<title>(.*?)</title>", flags=re.IGNORECASE | re.DOTALL)
MD_LINK_PATTERN = re.compile(r'(["\']?)([^"\'>\s]+?)\.md(["\']?)')
DOC_KIND_LABELS = {"Class", "Function", "Method", "Property"}
DOC_KIND_COLORS = {
"Class": "#039dfc", # blue
"Method": "#ef5eff", # magenta
"Function": "#fc9803", # orange
"Property": "#02e835", # green
}
def prepare_docs_markdown(clone_repos: bool = True):
"""Build docs using mkdocs."""
LOGGER.info("Removing existing build artifacts")
shutil.rmtree(SITE, ignore_errors=True)
shutil.rmtree(DOCS / "repos", ignore_errors=True)
if clone_repos:
# Get docs repo
repo = "https://github.com/ultralytics/docs"
local_dir = DOCS / "repos" / Path(repo).name
subprocess.run(
["git", "clone", "-q", "--depth=1", "--single-branch", "-b", "main", repo, str(local_dir)], check=True
)
shutil.rmtree(DOCS / "en/compare", ignore_errors=True) # delete if exists
shutil.copytree(local_dir / "docs/en/compare", DOCS / "en/compare") # for docs
LOGGER.info(f"Cloned/Updated {repo} in {local_dir}")
# Add frontmatter
for file in TQDM((DOCS / "en").rglob("*.md"), desc="Adding frontmatter"):
update_markdown_files(file)
def update_markdown_files(md_filepath: Path):
"""Create or update a Markdown file, ensuring frontmatter is present."""
if md_filepath.exists():
content = md_filepath.read_text().strip()
# Replace apostrophes
content = content.replace("", "'").replace("", "'")
# Add frontmatter if missing
if not content.strip().startswith("---\n"):
header = "---\ncomments: true\ndescription: TODO ADD DESCRIPTION\nkeywords: TODO ADD KEYWORDS\n---\n\n"
content = header + content
# Ensure MkDocs admonitions "=== " lines are preceded and followed by empty newlines
lines = content.split("\n")
new_lines = []
for i, line in enumerate(lines):
stripped_line = line.strip()
if stripped_line.startswith("=== "):
if i > 0 and new_lines[-1] != "":
new_lines.append("")
new_lines.append(line)
if i < len(lines) - 1 and lines[i + 1].strip() != "":
new_lines.append("")
else:
new_lines.append(line)
content = "\n".join(new_lines)
# Add EOF newline if missing
if not content.endswith("\n"):
content += "\n"
# Save page
md_filepath.write_text(content)
return
def update_docs_html():
"""Update titles, edit links, and convert plaintext links in HTML documentation in one pass."""
from concurrent.futures import ProcessPoolExecutor
html_files = list(SITE.rglob("*.html"))
if not html_files:
LOGGER.info("Updated HTML files: 0")
return
desc = f"Updating HTML at {SITE}"
max_workers = os.cpu_count() or 1
with ProcessPoolExecutor(max_workers=max_workers) as executor:
pbar = TQDM(executor.map(_process_html_file, html_files), total=len(html_files), desc=desc)
updated = 0
for res in pbar:
updated += bool(res)
pbar.set_description(f"{desc} ({updated}/{len(html_files)} updated)")
def _process_html_file(html_file: Path) -> bool:
"""Process a single HTML file; returns True if modified."""
try:
content = html_file.read_text(encoding="utf-8")
except Exception as e:
LOGGER.warning(f"Could not read {html_file}: {e}")
return False
changed = False
try:
rel_path = html_file.relative_to(SITE).as_posix()
except ValueError:
rel_path = html_file.name
# For pages sourced from external repos (compare), drop edit/copy buttons to avoid wrong links
if rel_path.startswith("compare/"):
before = content
content = re.sub(
r'<a[^>]*class="[^"]*md-content__button[^"]*"[^>]*>.*?</a>',
"",
content,
flags=re.IGNORECASE | re.DOTALL,
)
if content != before:
changed = True
if rel_path == "404.html":
new_content = re.sub(r"<title>.*?</title>", "<title>Ultralytics Docs - Not Found</title>", content)
if new_content != content:
content, changed = new_content, True
new_content = update_docs_soup(content, html_file=html_file)
if new_content != content:
content, changed = new_content, True
new_content = _rewrite_md_links(content)
if new_content != content:
content, changed = new_content, True
if changed:
try:
html_file.write_text(content, encoding="utf-8")
return True
except Exception as e:
LOGGER.warning(f"Could not write {html_file}: {e}")
return False
def update_docs_soup(content: str, html_file: Path | None = None, max_title_length: int = 70) -> str:
"""Convert plaintext links to HTML hyperlinks, truncate long meta titles, and remove code line hrefs."""
title_match = TITLE_PATTERN.search(content)
needs_title_trim = bool(
title_match and len(title_match.group(1)) > max_title_length and "-" in title_match.group(1)
)
needs_link_conversion = ("<p" in content or "<li" in content) and bool(LINK_PATTERN.search(content))
needs_codelineno_cleanup = "__codelineno-" in content
rel_path = ""
if html_file:
try:
rel_path = html_file.relative_to(SITE).as_posix()
except Exception:
rel_path = html_file.as_posix()
needs_kind_highlight = "reference" in rel_path or "reference" in content
if not (needs_title_trim or needs_link_conversion or needs_codelineno_cleanup or needs_kind_highlight):
return content
try:
soup = BeautifulSoup(content, "lxml")
except Exception:
soup = BeautifulSoup(content, "html.parser")
modified = False
# Truncate long meta title if needed
title_tag = soup.find("title") if needs_title_trim else None
if title_tag and len(title_tag.text) > max_title_length and "-" in title_tag.text:
title_tag.string = title_tag.text.rsplit("-", 1)[0].strip()
modified = True
# Find the main content area
main_content = soup.find("main") or soup.find("div", class_="md-content")
if not main_content:
return str(soup) if modified else content
# Convert plaintext links to HTML hyperlinks
if needs_link_conversion:
for paragraph in main_content.select("p, li"):
for text_node in paragraph.find_all(string=True, recursive=False):
if text_node.parent.name not in {"a", "code"}:
new_text = LINK_PATTERN.sub(r'<a href="\1">\1</a>', str(text_node))
if "<a href=" in new_text:
text_node.replace_with(BeautifulSoup(new_text, "html.parser"))
modified = True
# Remove href attributes from code line numbers in code blocks
if needs_codelineno_cleanup:
for a in soup.select('a[href^="#__codelineno-"], a[id^="__codelineno-"]'):
if a.string: # If the a tag has text (the line number)
# Check if parent is a span with class="normal"
if a.parent and a.parent.name == "span" and "normal" in a.parent.get("class", []):
del a.parent["class"]
a.replace_with(a.string) # Replace with just the text
else: # If it has no text
a.replace_with(soup.new_tag("span")) # Replace with an empty span
modified = True
def highlight_labels(nodes):
"""Inject doc-kind badges into headings and nav entries."""
nonlocal modified
for node in nodes:
if not node.contents:
continue
first = node.contents[0]
if hasattr(first, "get") and "doc-kind" in (first.get("class") or []):
continue
text = first if isinstance(first, str) else getattr(first, "string", "")
if not text:
continue
stripped = str(text).strip()
if not stripped:
continue
kind = stripped.split()[0].rstrip(":")
if kind not in DOC_KIND_LABELS:
continue
span = soup.new_tag("span", attrs={"class": f"doc-kind doc-kind-{kind.lower()}"})
span.string = kind.lower()
first.replace_with(span)
tail = str(text)[len(kind) :]
tail_stripped = tail.lstrip()
if tail_stripped.startswith(kind):
tail = tail_stripped[len(kind) :]
if not tail and len(node.contents) > 0:
tail = " "
if tail:
span.insert_after(tail)
modified = True
if "reference" in rel_path:
highlight_labels(soup.select("main h1, main h2, main h3, main h4, main h5"))
highlight_labels(soup.select("nav.md-nav--secondary .md-ellipsis, nav.md-nav__list .md-ellipsis"))
if "reference" in rel_path:
for ellipsis in soup.select("nav.md-nav--secondary .md-ellipsis"):
kind = ellipsis.find(class_=lambda c: c and "doc-kind" in c.split())
text = str(kind.next_sibling).strip() if kind and kind.next_sibling else ellipsis.get_text(strip=True)
if "." not in text:
continue
ellipsis.clear()
short = text.rsplit(".", 1)[-1]
if kind:
ellipsis.append(kind)
ellipsis.append(f" {short}")
else:
ellipsis.append(short)
modified = True
if needs_kind_highlight and not modified and soup.select(".doc-kind"):
# Ensure style injection when pre-existing badges are present
modified = True
if modified:
head = soup.find("head")
if head and not soup.select("style[data-doc-kind]"):
style = soup.new_tag("style", attrs={"data-doc-kind": "true"})
style.string = (
".doc-kind{display:inline-flex;align-items:center;gap:0.25em;padding:0.21em 0.59em;border-radius:999px;"
"font-weight:700;font-size:0.81em;letter-spacing:0.06em;text-transform:uppercase;"
"line-height:1;color:var(--doc-kind-color,#f8fafc);"
"background:var(--doc-kind-bg,rgba(255,255,255,0.12));}"
f".doc-kind-class{{--doc-kind-color:{DOC_KIND_COLORS['Class']};--doc-kind-bg:rgba(3,157,252,0.22);}}"
f".doc-kind-function{{--doc-kind-color:{DOC_KIND_COLORS['Function']};--doc-kind-bg:rgba(252,152,3,0.22);}}"
f".doc-kind-method{{--doc-kind-color:{DOC_KIND_COLORS['Method']};--doc-kind-bg:rgba(239,94,255,0.22);}}"
f".doc-kind-property{{--doc-kind-color:{DOC_KIND_COLORS['Property']};--doc-kind-bg:rgba(2,232,53,0.22);}}"
)
head.append(style)
return str(soup) if modified else content
def _rewrite_md_links(content: str) -> str:
"""Replace .md references with trailing slashes in HTML content, skipping GitHub links."""
if ".md" not in content:
return content
lines = []
for line in content.split("\n"):
if "github.com" not in line:
line = line.replace("index.md", "")
line = MD_LINK_PATTERN.sub(r"\1\2/\3", line)
lines.append(line)
return "\n".join(lines)
# Precompiled regex patterns for minification
HTML_COMMENT = re.compile(r"<!--[\s\S]*?-->")
HTML_PRESERVE = re.compile(r"<(pre|code|textarea|script)[^>]*>[\s\S]*?</\1>", re.IGNORECASE)
HTML_TAG_SPACE = re.compile(r">\s+<")
HTML_MULTI_SPACE = re.compile(r"\s{2,}")
HTML_EMPTY_LINE = re.compile(r"^\s*$\n", re.MULTILINE)
CSS_COMMENT = re.compile(r"/\*[\s\S]*?\*/")
def remove_comments_and_empty_lines(content: str, file_type: str) -> str:
"""Remove comments and empty lines from a string of code, preserving newlines and URLs.
Args:
content (str): Code content to process.
file_type (str): Type of file ('html', 'css', or 'js').
Returns:
(str): Cleaned content with comments and empty lines removed.
Notes:
Typical reductions for Ultralytics Docs are:
- Total HTML reduction: 2.83% (1301.56 KB saved)
- Total CSS reduction: 1.75% (2.61 KB saved)
- Total JS reduction: 13.51% (99.31 KB saved)
"""
if file_type == "html":
content = HTML_COMMENT.sub("", content) # Remove HTML comments
# Preserve whitespace in <pre>, <code>, <textarea> tags
preserved = []
def preserve(match):
"""Mark HTML blocks that should not be minified."""
preserved.append(match.group(0))
return f"___PRESERVE_{len(preserved) - 1}___"
content = HTML_PRESERVE.sub(preserve, content)
content = HTML_TAG_SPACE.sub("><", content) # Remove whitespace between tags
content = HTML_MULTI_SPACE.sub(" ", content) # Collapse multiple spaces
content = HTML_EMPTY_LINE.sub("", content) # Remove empty lines
# Restore preserved content
for i, text in enumerate(preserved):
content = content.replace(f"___PRESERVE_{i}___", text)
elif file_type == "css":
content = CSS_COMMENT.sub("", content) # Remove CSS comments
# Remove whitespace around specific characters
content = re.sub(r"\s*([{}:;,])\s*", r"\1", content)
# Remove empty lines
content = re.sub(r"^\s*\n", "", content, flags=re.MULTILINE)
# Collapse multiple spaces to single space
content = re.sub(r"\s{2,}", " ", content)
# Remove all newlines
content = re.sub(r"\n", "", content)
elif file_type == "js":
# Handle JS single-line comments (preserving http:// and https://)
lines = content.split("\n")
processed_lines = []
for line in lines:
# Only remove comments if they're not part of a URL
if "//" in line and "http://" not in line and "https://" not in line:
processed_lines.append(line.partition("//")[0])
else:
processed_lines.append(line)
content = "\n".join(processed_lines)
# Remove JS multi-line comments and clean whitespace
content = re.sub(r"/\*[\s\S]*?\*/", "", content)
# Remove empty lines
content = re.sub(r"^\s*\n", "", content, flags=re.MULTILINE)
# Collapse multiple spaces to single space
content = re.sub(r"\s{2,}", " ", content)
# Safe space removal around punctuation and operators (never include colons - breaks JS)
content = re.sub(r"\s*([;{}])\s*", r"\1", content)
content = re.sub(r"(\w)\s*\(|\)\s*{|\s*([+\-*/=])\s*", lambda m: m.group(0).replace(" ", ""), content)
return content
def minify_files(html: bool = True, css: bool = True, js: bool = True):
"""Minify HTML, CSS, and JS files and print total reduction stats."""
minify, compress, jsmin = None, None, None
try:
if html:
from minify_html import minify
if css:
from csscompressor import compress
if js:
import jsmin
except ImportError as e:
LOGGER.info(f"Missing required package: {e}")
return
stats = {}
for ext, minifier in {
"html": (lambda x: minify(x, keep_closing_tags=True, minify_css=True, minify_js=True)) if html else None,
"css": compress if css else None,
"js": jsmin.jsmin if js else None,
}.items():
orig = minified = 0
files = list(SITE.rglob(f"*.{ext}"))
if not files:
continue
pbar = TQDM(files, desc=f"Minifying {ext.upper()} - reduced 0.00% (0.00 KB saved)")
for f in pbar:
content = f.read_text(encoding="utf-8")
out = minifier(content) if minifier else remove_comments_and_empty_lines(content, ext)
orig += len(content)
minified += len(out)
f.write_text(out, encoding="utf-8")
saved = orig - minified
pct = (saved / orig) * 100 if orig else 0.0
pbar.set_description(f"Minifying {ext.upper()} - reduced {pct:.2f}% ({saved / 1024:.2f} KB saved)")
stats[ext] = {"original": orig, "minified": minified}
def render_jinja_macros() -> None:
"""Render MiniJinja macros in Markdown files before building with MkDocs."""
mkdocs_yml = DOCS.parent / "mkdocs.yml"
default_yaml = DOCS.parent / "ultralytics" / "cfg" / "default.yaml"
class SafeFallbackLoader(yaml.SafeLoader):
"""SafeLoader that gracefully skips unknown tags (required for mkdocs.yml)."""
def _ignore_unknown(loader, tag_suffix, node):
"""Gracefully handle YAML tags that aren't registered."""
if isinstance(node, yaml.ScalarNode):
return loader.construct_scalar(node)
if isinstance(node, yaml.SequenceNode):
return loader.construct_sequence(node)
if isinstance(node, yaml.MappingNode):
return loader.construct_mapping(node)
return None
SafeFallbackLoader.add_multi_constructor("", _ignore_unknown)
def load_yaml(path: Path, *, safe_loader: yaml.Loader = yaml.SafeLoader) -> dict:
"""Load YAML safely, returning an empty dict on errors."""
if not path.exists():
return {}
try:
with open(path, encoding="utf-8") as f:
return yaml.load(f, Loader=safe_loader) or {}
except Exception as e:
LOGGER.warning(f"Could not load {path}: {e}")
return {}
mkdocs_cfg = load_yaml(mkdocs_yml, safe_loader=SafeFallbackLoader)
extra_vars = mkdocs_cfg.get("extra", {}) or {}
site_name = mkdocs_cfg.get("site_name", "Ultralytics Docs")
extra_vars.update(load_yaml(default_yaml))
env = Environment(
loader=load_from_path([DOCS / "en", DOCS]),
auto_escape_callback=lambda _: False,
trim_blocks=True,
lstrip_blocks=True,
keep_trailing_newline=True,
)
def indent_filter(value: str, width: int = 4, first: bool = False, blank: bool = False) -> str:
"""Mimic Jinja's indent filter to preserve macros compatibility."""
prefix = " " * int(width)
result = []
for i, line in enumerate(str(value).splitlines(keepends=True)):
if not line.strip() and not blank:
result.append(line)
continue
if i == 0 and not first:
result.append(line)
else:
result.append(prefix + line)
return "".join(result)
env.add_filter("indent", indent_filter)
reserved_keys = {"name"}
base_context = {**extra_vars, "page": {"meta": {}}, "config": {"site_name": site_name}}
files_processed = 0
files_with_macros = 0
macros_total = 0
pbar = TQDM((DOCS / "en").rglob("*.md"), desc="MiniJinja: 0 macros, 0 pages")
for md_file in pbar:
if "macros" in md_file.parts or "reference" in md_file.parts:
continue
files_processed += 1
try:
content = md_file.read_text(encoding="utf-8")
except Exception as e:
LOGGER.warning(f"Could not read {md_file}: {e}")
continue
if "{{" not in content and "{%" not in content:
continue
parts = content.split("---\n")
frontmatter = ""
frontmatter_data = {}
markdown_content = content
if content.startswith("---\n") and len(parts) >= 3:
frontmatter = f"---\n{parts[1]}---\n"
markdown_content = "---\n".join(parts[2:])
try:
frontmatter_data = yaml.safe_load(parts[1]) or {}
except Exception as e:
LOGGER.warning(f"Could not parse frontmatter in {md_file}: {e}")
macro_hits = markdown_content.count("{{") + markdown_content.count("{%")
if not macro_hits:
continue
context = {k: v for k, v in base_context.items() if k not in reserved_keys}
context.update({k: v for k, v in frontmatter_data.items() if k not in reserved_keys})
context["page"] = context.get("page", {})
context["page"]["meta"] = frontmatter_data
try:
rendered = env.render_str(markdown_content, name=str(md_file.relative_to(DOCS)), **context)
except Exception as e:
LOGGER.warning(f"Error rendering macros in {md_file}: {e}")
continue
md_file.write_text(frontmatter + rendered, encoding="utf-8")
files_with_macros += 1
macros_total += macro_hits
pbar.set_description(f"MiniJinja: {macros_total} macros, {files_with_macros} pages")
def backup_docs_sources() -> tuple[Path, list[tuple[Path, Path]]]:
"""Create a temporary backup of docs sources so we can fully restore after building."""
backup_root = Path(tempfile.mkdtemp(prefix="docs_backup_", dir=str(DOCS.parent)))
sources = [DOCS / "en", DOCS / "macros"]
copied: list[tuple[Path, Path]] = []
for src in sources:
if not src.exists():
continue
dst = backup_root / src.name
shutil.copytree(src, dst)
copied.append((src, dst))
return backup_root, copied
def restore_docs_sources(backup_root: Path, backups: list[tuple[Path, Path]]):
"""Restore docs sources from the temporary backup."""
for src, dst in backups:
shutil.rmtree(src, ignore_errors=True)
if dst.exists():
shutil.copytree(dst, src)
shutil.rmtree(backup_root, ignore_errors=True)
def main():
"""Build docs, update titles and edit links, minify HTML, and print local server command."""
if not shutil.which("zensical"):
raise SystemExit("zensical is not installed. Install it with: pip install -e '.[dev]'")
start_time = time.perf_counter()
backup_root: Path | None = None
docs_backups: list[tuple[Path, Path]] = []
restored = False
def restore_all():
"""Restore docs sources from backup once build steps complete."""
nonlocal restored
if backup_root:
LOGGER.info("Restoring docs directory from backup")
restore_docs_sources(backup_root, docs_backups)
restored = True
try:
backup_root, docs_backups = backup_docs_sources()
prepare_docs_markdown()
build_reference_docs(update_nav=False)
render_jinja_macros()
# Remove cloned repos before serving/building to keep the tree lean during mkdocs processing
shutil.rmtree(DOCS / "repos", ignore_errors=True)
# Build the main documentation
LOGGER.info(f"Building docs from {DOCS}")
subprocess.run(["zensical", "build", "-f", str(DOCS.parent / "mkdocs.yml"), "--strict"], check=True)
LOGGER.info(f"Site built at {SITE}")
# Remove search index JSON files to disable search
Path(SITE / "search.json").unlink(missing_ok=True)
# Update docs HTML pages
update_docs_html()
# Post-process site for meta tags, authors, social cards, and mkdocstrings polish
if postprocess_site:
postprocess_site(
site_dir=SITE,
docs_dir=DOCS / "en",
site_url="https://docs.ultralytics.com",
default_image="https://raw.githubusercontent.com/ultralytics/assets/main/yolov8/banner-yolov8.png",
default_author="glenn.jocher@ultralytics.com",
add_desc=False,
add_image=True,
add_authors=True,
add_json_ld=True,
add_share_buttons=True,
add_css=False,
verbose=True,
)
else:
LOGGER.warning("postprocess_site not available; skipping mkdocstrings postprocessing")
# Minify files
minify_files(html=False, css=False, js=False)
# Add missing pages to sitemap
sitemap = SITE / "sitemap.xml"
if sitemap.exists():
content = sitemap.read_text()
in_sitemap = set(re.findall(r"<loc>([^<]+)</loc>", content))
all_pages = {
f"https://docs.ultralytics.com/{f.relative_to(SITE).as_posix().replace('index.html', '')}"
for f in SITE.rglob("*.html")
if f.name != "404.html"
}
if missing := (all_pages - in_sitemap):
entries = "\n".join(f" <url>\n <loc>{u}</loc>\n </url>" for u in sorted(missing))
sitemap.write_text(content.replace("</urlset>", f"{entries}\n</urlset>"))
LOGGER.info(
f"{len(all_pages)}/{len(all_pages)} pages in sitemap.xml ✅ (+{len(missing)} added)"
if missing
else f"{len(in_sitemap)}/{len(all_pages)} pages in sitemap.xml ✅"
)
# Print results and auto-serve on macOS
size = sum(f.stat().st_size for f in SITE.rglob("*") if f.is_file()) >> 20
duration = time.perf_counter() - start_time
LOGGER.info(f"Docs built correctly ✅ ({size:.1f}MB, {duration:.1f}s)")
# Restore sources before optionally serving
restore_all()
if (MACOS or LINUX) and not os.getenv("GITHUB_ACTIONS"):
import webbrowser
url = "http://localhost:8000"
LOGGER.info(f"Opening browser at {url}")
webbrowser.open(url)
try:
subprocess.run([sys.executable, "-m", "http.server", "--directory", str(SITE), "8000"], check=True)
except KeyboardInterrupt:
LOGGER.info(f"\n✅ Server stopped. Restart at {url}")
except Exception as e:
if "Address already in use" in str(e):
LOGGER.info("Port 8000 in use; skipping auto-serve. Serve manually if needed.")
else:
LOGGER.info(f"\n❌ Server failed: {e}")
else:
LOGGER.info('Serve site at http://localhost:8000 with "python -m http.server --directory site"')
finally:
if not restored:
restore_all()
shutil.rmtree(DOCS / "repos", ignore_errors=True)
if __name__ == "__main__":
main()