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vllm/docs/source/conf.py

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# SPDX-License-Identifier: Apache-2.0
# Configuration file for the Sphinx documentation builder.
#
# This file only contains a selection of the most common options. For a full
# list see the documentation:
# https://www.sphinx-doc.org/en/master/usage/configuration.html
# -- Path setup --------------------------------------------------------------
# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
import datetime
import logging
import os
import re
import sys
from pathlib import Path
import requests
logger = logging.getLogger(__name__)
REPO_ROOT = Path(__file__).resolve().parent.parent.parent
sys.path.append(os.path.abspath(REPO_ROOT))
# -- Project information -----------------------------------------------------
project = 'vLLM'
copyright = f'{datetime.datetime.now().year}, vLLM Team'
author = 'the vLLM Team'
# -- General configuration ---------------------------------------------------
# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
"sphinx.ext.napoleon",
"sphinx.ext.linkcode",
"sphinx.ext.intersphinx",
"sphinx_copybutton",
"autodoc2",
"myst_parser",
"sphinxarg.ext",
"sphinx_design",
"sphinx_togglebutton",
]
myst_enable_extensions = [
"colon_fence",
"fieldlist",
]
autodoc2_packages = [
{
"path": "../../vllm",
"exclude_dirs": ["__pycache__", "third_party"],
},
]
autodoc2_output_dir = "api"
autodoc2_render_plugin = "myst"
autodoc2_hidden_objects = ["dunder", "private", "inherited"]
autodoc2_sort_names = True
autodoc2_index_template = None
# Add any paths that contain templates here, relative to this directory.
templates_path = ['_templates']
# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
# This pattern also affects html_static_path and html_extra_path.
exclude_patterns: list[str] = ["**/*.template.md", "**/*.inc.md"]
# Exclude the prompt "$" when copying code
copybutton_prompt_text = r"\$ "
copybutton_prompt_is_regexp = True
# -- Options for HTML output -------------------------------------------------
# The theme to use for HTML and HTML Help pages. See the documentation for
# a list of builtin themes.
#
html_title = project
html_theme = 'sphinx_book_theme'
html_logo = 'assets/logos/vllm-logo-text-light.png'
html_favicon = 'assets/logos/vllm-logo-only-light.ico'
html_theme_options = {
'path_to_docs': 'docs/source',
'repository_url': 'https://github.com/vllm-project/vllm',
'use_repository_button': True,
'use_edit_page_button': True,
# Prevents the full API being added to the left sidebar of every page.
# Reduces build time by 2.5x and reduces build size from ~225MB to ~95MB.
'collapse_navbar': True,
# Makes API visible in the right sidebar on API reference pages.
'show_toc_level': 3,
}
# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ["_static"]
html_js_files = ["custom.js"]
html_css_files = ["custom.css"]
myst_heading_anchors = 2
myst_url_schemes = {
'http': None,
'https': None,
'mailto': None,
'ftp': None,
"gh-issue": {
"url":
"https://github.com/vllm-project/vllm/issues/{{path}}#{{fragment}}",
"title": "Issue #{{path}}",
"classes": ["github"],
},
"gh-pr": {
"url":
"https://github.com/vllm-project/vllm/pull/{{path}}#{{fragment}}",
"title": "Pull Request #{{path}}",
"classes": ["github"],
},
"gh-project": {
"url": "https://github.com/orgs/vllm-project/projects/{{path}}",
"title": "Project #{{path}}",
"classes": ["github"],
},
"gh-dir": {
"url": "https://github.com/vllm-project/vllm/tree/main/{{path}}",
"title": "{{path}}",
"classes": ["github"],
},
"gh-file": {
"url": "https://github.com/vllm-project/vllm/blob/main/{{path}}",
"title": "{{path}}",
"classes": ["github"],
},
}
# see https://docs.readthedocs.io/en/stable/reference/environment-variables.html # noqa
READTHEDOCS_VERSION_TYPE = os.environ.get('READTHEDOCS_VERSION_TYPE')
if READTHEDOCS_VERSION_TYPE == "tag":
# remove the warning banner if the version is a tagged release
header_file = os.path.join(os.path.dirname(__file__),
"_templates/sections/header.html")
# The file might be removed already if the build is triggered multiple times
# (readthedocs build both HTML and PDF versions separately)
if os.path.exists(header_file):
os.remove(header_file)
# Generate additional rst documentation here.
def setup(app):
from docs.source.generate_examples import generate_examples
generate_examples()
_cached_base: str = ""
_cached_branch: str = ""
def get_repo_base_and_branch(pr_number):
global _cached_base, _cached_branch
if _cached_base and _cached_branch:
return _cached_base, _cached_branch
url = f"https://api.github.com/repos/vllm-project/vllm/pulls/{pr_number}"
response = requests.get(url)
if response.status_code == 200:
data = response.json()
_cached_base = data['head']['repo']['full_name']
_cached_branch = data['head']['ref']
return _cached_base, _cached_branch
else:
logger.error("Failed to fetch PR details: %s", response)
return None, None
def linkcode_resolve(domain, info):
if domain != 'py':
return None
if not info['module']:
return None
# Get path from module name
file = Path(f"{info['module'].replace('.', '/')}.py")
path = REPO_ROOT / file
if not path.exists():
path = REPO_ROOT / file.with_suffix("") / "__init__.py"
if not path.exists():
return None
# Get the line number of the object
with open(path) as f:
lines = f.readlines()
name = info['fullname'].split(".")[-1]
pattern = fr"^( {{4}})*((def|class) )?{name}\b.*"
for lineno, line in enumerate(lines, 1):
if not line or line.startswith("#"):
continue
if re.match(pattern, line):
break
# If the line number is not found, return None
if lineno == len(lines):
return None
# If the line number is found, create the URL
filename = path.relative_to(REPO_ROOT)
if "checkouts" in path.parts:
# a PR build on readthedocs
pr_number = REPO_ROOT.name
base, branch = get_repo_base_and_branch(pr_number)
if base and branch:
return f"https://github.com/{base}/blob/{branch}/{filename}#L{lineno}"
# Otherwise, link to the source file on the main branch
return f"https://github.com/vllm-project/vllm/blob/main/{filename}#L{lineno}"
# Mock out external dependencies here, otherwise sphinx-argparse won't work.
autodoc_mock_imports = [
"huggingface_hub",
"pydantic",
"zmq",
"cloudpickle",
"aiohttp",
"starlette",
"blake3",
"cpuinfo",
"transformers",
"psutil",
"vllm._C",
"PIL",
"numpy",
"tqdm",
# The mocks below are required by
# docs/source/serving/openai_compatible_server.md's
# vllm.entrypoints.openai.cli_args
"openai",
"fastapi",
"partial_json_parser",
]
for mock_target in autodoc_mock_imports:
if mock_target in sys.modules:
logger.info(
"Potentially problematic mock target (%s) found; "
"autodoc_mock_imports cannot mock modules that have already "
"been loaded into sys.modules when the sphinx build starts.",
mock_target)
intersphinx_mapping = {
"python": ("https://docs.python.org/3", None),
"typing_extensions":
("https://typing-extensions.readthedocs.io/en/latest", None),
"aiohttp": ("https://docs.aiohttp.org/en/stable", None),
"pillow": ("https://pillow.readthedocs.io/en/stable", None),
"numpy": ("https://numpy.org/doc/stable", None),
"torch": ("https://pytorch.org/docs/stable", None),
"psutil": ("https://psutil.readthedocs.io/en/stable", None),
}
navigation_with_keys = False
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