Files
axolotl/docs/scripts/generate_examples_docs.py
Wing Lian 66a3de3629 build examples readmes with quarto (#3046)
* build examples readmes with quarto

* chore: formatting

* feat: dynamic build docs

* feat: add more model guides

* chore: format

* fix: collapse sidebar completely to have space for model guides

* fix: security protection for generated qmd

* fix: adjust collapse level, add new models, update links

---------

Co-authored-by: NanoCode012 <nano@axolotl.ai>
2025-12-25 19:17:25 +07:00

425 lines
15 KiB
Python
Executable File

"""
auto generate example docs from allowlist
"""
import re
import shutil
import sys
from pathlib import Path
import yaml
# Paths
THIS = Path(__file__).resolve()
ROOT = THIS.parents[2] # repo root (docs/scripts -> docs -> ROOT)
EXAMPLES_DIR = ROOT / "examples"
OUTPUT_DIR = ROOT / "docs" / "models"
ALLOWLIST_YML = THIS.parent / "examples-allowlist.yml"
def slugify(name: str) -> str:
"""Convert a name to a slug (lowercase, hyphens for spaces)."""
s = re.sub(r"[^a-zA-Z0-9\s\-]+", "", name.strip())
s = re.sub(r"\s+", "-", s).strip("-").lower()
return s or "example"
def read_allowlist():
with open(ALLOWLIST_YML, "r", encoding="utf-8") as f:
data = yaml.safe_load(f) or {}
items = data.get("examples", [])
if not isinstance(items, list):
raise ValueError("`examples` must be a list in examples-allowlist.yml")
return items
def find_readme(folder: Path) -> Path | None:
for name in ("README.md", "Readme.md", "readme.md"):
p = folder / name
if p.exists():
return p
return None
def remove_first_h1(md: str) -> tuple[str, str | None]:
"""
Remove the first H1 from markdown and return (modified_md, h1_title).
The H1 is removed since we use the frontmatter title instead.
"""
lines = md.splitlines()
result = []
h1_title = None
skipped_first = False
for line in lines:
if not skipped_first and line.startswith("# "):
h1_title = line[2:].strip()
skipped_first = True
continue
result.append(line)
return "\n".join(result), h1_title
IMG_RE = re.compile(r"!\[[^\]]*\]\(([^)]+)\)")
LINK_RE = re.compile(r"\[([^\]]+)\]\(([^)]+)\)")
def rewrite_and_copy_assets(md: str, src_dir: Path, dest_assets_root: Path) -> str:
"""
Copy local image assets referenced in markdown to
docs/examples/assets/... and rewrite the links.
"""
dest_assets = dest_assets_root / "assets"
def repl(m):
url = m.group(1).strip()
if re.match(r"^(https?:)?//", url):
return m.group(0) # leave remote URLs
src_path = (src_dir / url).resolve()
if not src_path.exists():
return m.group(0) # leave as-is if not found
rel = src_path.relative_to(src_dir)
# Create a unique asset path based on source directory name
asset_name = src_dir.name.replace("/", "-")
dest_path = dest_assets / asset_name / rel
dest_path.parent.mkdir(parents=True, exist_ok=True)
shutil.copy2(src_path, dest_path)
new_rel = f"assets/{asset_name}/{rel.as_posix()}"
return m.group(0).replace(url, new_rel)
return IMG_RE.sub(repl, md)
def rewrite_readme_links(
md: str,
src_dir: Path,
examples_dir: Path,
parent_index_only: set,
current_src_path: str,
allowlist_entries: set,
current_output_path: str,
) -> str:
"""
Rewrite links between README.md files to point to the correct .qmd files.
"""
def repl(m):
text = m.group(1)
url = m.group(2).strip()
# Skip remote URLs and anchor links
if re.match(r"^(https?:)?//", url) or url.startswith("#"):
return m.group(0)
# Skip non-markdown files
if not url.lower().endswith(".md"):
return m.group(0)
# Resolve the target path
try:
target_path = (src_dir / url).resolve()
# Check if target is outside examples_dir
try:
rel_path = target_path.relative_to(examples_dir)
except ValueError:
# Target is outside examples_dir, leave as-is
return m.group(0)
parts = list(rel_path.parts)
# Determine the output path for the target
if len(parts) > 0 and parts[-1].lower() in ("readme.md", "readme"):
# This is a README link
if len(parts) == 1:
# Link to root README -> index.qmd
target_output = "index.qmd"
elif len(parts) == 2:
if parts[0] == ".":
# Current directory README
target_output = "index.qmd"
else:
# subdir/README.md
parent_dir = parts[0]
if parent_dir in parent_index_only:
target_output = f"{parent_dir}/index.qmd"
else:
target_output = f"{parent_dir}.qmd"
else:
# Deeper nesting: parent/subdir/README.md
# Build the full path like "parent/subdir"
full_path = "/".join(parts[:-1]) # Remove README.md
# Check if this exact path is in allowlist
if full_path in allowlist_entries:
# This is a sub-entry with its own entry -> use .qmd
target_output = f"{full_path}.qmd"
elif parts[0] == ".":
# ./subdir/README.md -> check if subdir has own entry
subdir = parts[1]
if subdir in parent_index_only:
target_output = f"{subdir}/index.qmd"
else:
target_output = f"{subdir}.qmd"
else:
# parent/subdir where parent doesn't have own entry
target_output = f"{full_path}/index.qmd"
else:
# Regular .md file -> convert to .qmd, keep path structure
target_output = "/".join(parts)[:-2] + "qmd"
# Compute relative path from current output file to target
current_parts = current_output_path.split("/")
target_parts = target_output.split("/")
# Special case: if current is a subdir file and target is a single-component file at root
# Example: current="magistral/vision", target="magistral.qmd"
if len(current_parts) > 1 and len(target_parts) == 1:
# Current is in subdir, target is at root level
# Go up to root: ../ for each level
up_count = len(current_parts) - 1
rel_parts = [".."] * up_count + [target_parts[0]]
new_url = "/".join(rel_parts)
else:
# Find common prefix
i = 0
while (
i < min(len(current_parts) - 1, len(target_parts))
and current_parts[i] == target_parts[i]
):
i += 1
# Build relative path: go up (../) then down to target
up_count = len(current_parts) - 1 - i
rel_parts = [".."] * up_count + target_parts[i:]
if not rel_parts or rel_parts == [".."]:
# Points to same directory or parent
new_url = "/".join(rel_parts) if rel_parts else "."
else:
new_url = "/".join(rel_parts)
return f"[{text}]({new_url})"
except (ValueError, IndexError):
return m.group(0)
return LINK_RE.sub(repl, md)
def write_qmd(out_path: Path, title: str, body_md: str):
out_path.parent.mkdir(parents=True, exist_ok=True)
fm = f"---\ntitle: {title!r}\nexecute:\n eval: false\nformat:\n html:\n toc: true\n---\n\n"
out_path.write_text(fm + body_md, encoding="utf-8")
def update_quarto_yml(generated: list[tuple[str, str, str]]):
"""
Update _quarto.yml with the generated example files in the correct order.
This keeps the sidebar in sync with the allowlist.
Model Guides is now nested under "Getting Started" section.
Creates nested sections for models with sub-entries (e.g., magistral, ministral3).
Parent pages are now flat files (e.g., ministral3.qmd) with sub-pages in subdirs.
"""
quarto_yml = ROOT / "_quarto.yml"
if not quarto_yml.exists():
print(f"[WARN] {quarto_yml} not found, skipping update", file=sys.stderr)
return
content = quarto_yml.read_text(encoding="utf-8")
# First pass: find all parents that have sub-entries
parents_with_subs = set()
for path, _name, _title in generated:
if "/" in path:
parent = path.split("/")[0]
parents_with_subs.add(parent)
# Build the YAML contents while preserving allowlist order
lines = []
processed_sections = set()
for path, _name, title in generated:
# Check if this is a parent page that has sub-pages
if path in parents_with_subs:
# This is a parent page with sub-pages - create a nested section
if path not in processed_sections:
processed_sections.add(path)
section_title = (
title or path.replace("-", " ").replace("_", " ").title()
)
lines.append(f' - section: "{section_title}"')
lines.append(" contents:")
# Add the parent page first
lines.append(f" - docs/models/{path}.qmd")
# Then add all sub-pages
for sub_path, _sub_name, _sub_title in generated:
if "/" in sub_path and sub_path.split("/")[0] == path:
lines.append(
f" - docs/models/{sub_path}.qmd"
)
elif "/" not in path:
# This is a flat item with no sub-pages
# Skip if it was already included as part of a parent section
if path not in processed_sections:
lines.append(f" - docs/models/{path}.qmd")
yaml_content = "\n".join(lines) + "\n"
# Pattern to match only the Model Guides contents, stopping at the next item
# in Getting Started (lines starting with 12 spaces: same level as the section)
pattern = r'( - section: "Model Guides"\n contents:)([^\n]*|.*?)(?=\n - |\n - section:|\n\nformat:)'
def replacement(match):
prefix = match.group(1)
return prefix + "\n" + yaml_content
new_content = re.sub(pattern, replacement, content, flags=re.DOTALL)
if new_content != content:
quarto_yml.write_text(new_content, encoding="utf-8")
print(f"Updated {quarto_yml}")
else:
print(f"No changes needed for {quarto_yml}")
def main():
allow = read_allowlist()
if not EXAMPLES_DIR.exists():
print(f"[WARN] {EXAMPLES_DIR} not found", file=sys.stderr)
return
(OUTPUT_DIR / "assets").mkdir(parents=True, exist_ok=True)
# First pass: identify which parents have their own entry vs only sub-entries
parent_entries = set() # Parents that have their own entry
parent_with_subs = set() # Parents that have sub-entries
allowlist_entries = set() # All entries in allowlist
for item in allow:
if isinstance(item, str):
name = item
else:
name = item.get("name")
allowlist_entries.add(name)
if "/" in name:
parent = name.split("/")[0]
parent_with_subs.add(parent)
else:
parent_entries.add(name)
# Parents with subs that DON'T have their own entry -> use index.qmd
parent_index_only = parent_with_subs - parent_entries
generated = []
seen_dirs = set() # Track which parent directories we've created index for
for item in allow:
if isinstance(item, str):
name = item
title = None
else:
name = item.get("name")
title = item.get("title")
if not name:
print(f"[WARN] Skipping item without name: {item}", file=sys.stderr)
continue
src_dir = EXAMPLES_DIR / name
if not src_dir.exists() or not src_dir.is_dir():
print(f"[WARN] Skipping {name} (not a directory)", file=sys.stderr)
continue
readme = find_readme(src_dir)
if not readme:
print(f"[WARN] Skipping {name} (no README.md)", file=sys.stderr)
continue
md = readme.read_text(encoding="utf-8")
# Determine output path first (needed for link rewriting)
parts = name.split("/")
if len(parts) == 1:
# Simple case: no subdirectory
out_path = OUTPUT_DIR / f"{parts[0]}.qmd"
sidebar_path = parts[0]
else:
# Has subdirectory: e.g., magistral/think
parent = parts[0]
child = "-".join(parts[1:]) # handle nested subdirs
out_path = OUTPUT_DIR / parent / f"{child}.qmd"
sidebar_path = f"{parent}/{child}"
# Remove the first H1 (we use frontmatter title instead)
md, _ = remove_first_h1(md)
# Rewrite links between README files
md = rewrite_readme_links(
md,
src_dir,
EXAMPLES_DIR,
parent_index_only,
name,
allowlist_entries,
sidebar_path,
)
md = rewrite_and_copy_assets(md, src_dir, OUTPUT_DIR)
# Handle parent page generation for sub-entries
if len(parts) > 1:
# Has subdirectory: e.g., magistral/think
parent = parts[0]
# Create parent.qmd if not already done and parent doesn't have own entry
if parent not in seen_dirs and parent in parent_index_only:
parent_readme = find_readme(EXAMPLES_DIR / parent)
if parent_readme:
parent_md = parent_readme.read_text(encoding="utf-8")
parent_md, _ = remove_first_h1(parent_md)
parent_md = rewrite_readme_links(
parent_md,
EXAMPLES_DIR / parent,
EXAMPLES_DIR,
parent_index_only,
parent,
allowlist_entries,
parent,
)
parent_md = rewrite_and_copy_assets(
parent_md, EXAMPLES_DIR / parent, OUTPUT_DIR
)
parent_title = parent.replace("-", " ").replace("_", " ").title()
write_qmd(OUTPUT_DIR / f"{parent}.qmd", parent_title, parent_md)
generated.append((parent, parent, parent_title))
seen_dirs.add(parent)
if not title:
title = name.replace("/", " ").replace("-", " ").title()
write_qmd(out_path, title, md)
generated.append((sidebar_path, name, title))
# Index page - preserve allowlist order
if generated:
listing = "\n".join(
[f"- [{title}]({path}.qmd)" for path, name, title in generated]
)
index_md = (
"# Model Guides\n\nBelow are the curated examples for training various model architectures:\n\n"
+ listing
+ "\n"
)
index_fm = (
"---\nexecute:\n eval: false\nformat:\n html:\n toc: true\n---\n\n"
)
(OUTPUT_DIR / "index.qmd").write_text(index_fm + index_md, encoding="utf-8")
# Auto-update _quarto.yml to keep sidebar in sync
update_quarto_yml(generated)
if __name__ == "__main__":
main()