feat: add optional cython extension (#44)

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J. Nick Koston 2022-10-01 13:10:34 -10:00 committed by GitHub
parent 1ca2f1282a
commit b737574cf0
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11 changed files with 397 additions and 206 deletions

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@ -42,6 +42,9 @@ jobs:
- "3.10"
os:
- ubuntu-latest
extension:
- "skip_cython"
- "use_cython"
runs-on: ${{ matrix.os }}
steps:
- uses: actions/checkout@v3
@ -55,7 +58,12 @@ jobs:
python-version: ${{ matrix.python-version }}
cache: "poetry"
- name: Install Dependencies
run: poetry install
run: |
if [ "${{ matrix.extension }}" = "skip_cython" ]; then
SKIP_CYTHON=1 poetry install
else
poetry install
fi
- name: Test with Pytest
run: export $(dbus-launch); poetry run pytest --cov-report=xml
- name: Upload coverage to Codecov

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@ -48,7 +48,8 @@ Desktop users can use this library to create their own scripts and utilities to
dbus-fast plans to improve over other DBus libraries for Python in the following ways:
- Zero dependencies and pure Python 3.
- Zero dependencies and pure Python 3
- An optional cython extension is available to speed up (un)marshalling
- Focus on performance
- Support for multiple IO backends including asyncio and the GLib main loop.
- Nonblocking IO suitable for GUI development.

View File

@ -3,6 +3,9 @@ import timeit
from dbus_fast._private.unmarshaller import Unmarshaller
# cythonize -X language_level=3 -a -i src/dbus_fast/_private/unmarshaller.py
bluez_rssi_message = (
"6c04010134000000e25389019500000001016f00250000002f6f72672f626c75657a2f686369302f6465"
"765f30385f33415f46325f31455f32425f3631000000020173001f0000006f72672e667265656465736b"

32
build.py Normal file
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@ -0,0 +1,32 @@
"""Build optional cython modules."""
import contextlib
import os
from distutils.command.build_ext import build_ext
class BuildExt(build_ext):
def build_extensions(self):
try:
super().build_extensions()
except Exception:
pass
def build(setup_kwargs):
if os.environ.get("SKIP_CYTHON", False):
return
with contextlib.suppress(Exception):
from Cython.Build import cythonize
setup_kwargs.update(
dict(
ext_modules=cythonize(
[
"src/dbus_fast/_private/marshaller.py",
"src/dbus_fast/_private/unmarshaller.py",
]
),
cmdclass=dict(build_ext=BuildExt),
)
)

289
poetry.lock generated
View File

@ -32,7 +32,7 @@ tests = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy (>=0.900
tests_no_zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy (>=0.900,!=0.940)", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins"]
[[package]]
name = "babel"
name = "Babel"
version = "2.10.3"
description = "Internationalization utilities"
category = "main"
@ -44,7 +44,7 @@ pytz = ">=2015.7"
[[package]]
name = "certifi"
version = "2022.6.15.1"
version = "2022.9.24"
description = "Python package for providing Mozilla's CA Bundle."
category = "main"
optional = false
@ -71,7 +71,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
[[package]]
name = "coverage"
version = "6.4.4"
version = "6.5.0"
description = "Code coverage measurement for Python"
category = "dev"
optional = false
@ -83,6 +83,14 @@ tomli = {version = "*", optional = true, markers = "python_full_version <= \"3.1
[package.extras]
toml = ["tomli"]
[[package]]
name = "Cython"
version = "0.29.32"
description = "The Cython compiler for writing C extensions for the Python language."
category = "dev"
optional = false
python-versions = ">=2.6, !=3.0.*, !=3.1.*, !=3.2.*"
[[package]]
name = "docutils"
version = "0.17.1"
@ -93,7 +101,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
[[package]]
name = "idna"
version = "3.3"
version = "3.4"
description = "Internationalized Domain Names in Applications (IDNA)"
category = "main"
optional = false
@ -109,7 +117,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
[[package]]
name = "importlib-metadata"
version = "4.12.0"
version = "4.13.0"
description = "Read metadata from Python packages"
category = "main"
optional = false
@ -120,9 +128,9 @@ typing-extensions = {version = ">=3.6.4", markers = "python_version < \"3.8\""}
zipp = ">=0.5"
[package.extras]
docs = ["jaraco.packaging (>=9)", "rst.linker (>=1.9)", "sphinx"]
docs = ["furo", "jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "rst.linker (>=1.9)", "sphinx (>=3.5)"]
perf = ["ipython"]
testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pyfakefs", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf (>=0.9.2)"]
testing = ["flake8 (<5)", "flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pyfakefs", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf (>=0.9.2)"]
[[package]]
name = "iniconfig"
@ -133,7 +141,7 @@ optional = false
python-versions = "*"
[[package]]
name = "jinja2"
name = "Jinja2"
version = "3.1.2"
description = "A very fast and expressive template engine."
category = "main"
@ -169,7 +177,7 @@ rtd = ["attrs", "myst-parser", "pyyaml", "sphinx", "sphinx-copybutton", "sphinx-
testing = ["coverage", "pytest", "pytest-cov", "pytest-regressions"]
[[package]]
name = "markupsafe"
name = "MarkupSafe"
version = "2.1.1"
description = "Safely add untrusted strings to HTML/XML markup."
category = "main"
@ -178,19 +186,19 @@ python-versions = ">=3.7"
[[package]]
name = "mdit-py-plugins"
version = "0.3.0"
version = "0.3.1"
description = "Collection of plugins for markdown-it-py"
category = "main"
optional = false
python-versions = "~=3.6"
python-versions = ">=3.7"
[package.dependencies]
markdown-it-py = ">=1.0.0,<3.0.0"
[package.extras]
code_style = ["pre-commit (==2.6)"]
rtd = ["myst-parser (>=0.14.0,<0.15.0)", "sphinx-book-theme (>=0.1.0,<0.2.0)"]
testing = ["coverage", "pytest (>=3.6,<4)", "pytest-cov", "pytest-regressions"]
code_style = ["pre-commit"]
rtd = ["attrs", "myst-parser (>=0.16.1,<0.17.0)", "sphinx-book-theme (>=0.1.0,<0.2.0)"]
testing = ["coverage", "pytest", "pytest-cov", "pytest-regressions"]
[[package]]
name = "mdurl"
@ -202,17 +210,17 @@ python-versions = ">=3.7"
[[package]]
name = "myst-parser"
version = "0.18.0"
version = "0.18.1"
description = "An extended commonmark compliant parser, with bridges to docutils & sphinx."
category = "main"
optional = false
python-versions = ">=3.7"
[package.dependencies]
docutils = ">=0.15,<0.19"
docutils = ">=0.15,<0.20"
jinja2 = "*"
markdown-it-py = ">=1.0.0,<3.0.0"
mdit-py-plugins = ">=0.3.0,<0.4.0"
mdit-py-plugins = ">=0.3.1,<0.4.0"
pyyaml = "*"
sphinx = ">=4,<6"
typing-extensions = "*"
@ -221,7 +229,7 @@ typing-extensions = "*"
code_style = ["pre-commit (>=2.12,<3.0)"]
linkify = ["linkify-it-py (>=1.0,<2.0)"]
rtd = ["ipython", "sphinx-book-theme", "sphinx-design", "sphinxcontrib.mermaid (>=0.7.1,<0.8.0)", "sphinxext-opengraph (>=0.6.3,<0.7.0)", "sphinxext-rediraffe (>=0.2.7,<0.3.0)"]
testing = ["beautifulsoup4", "coverage[toml]", "pytest (>=6,<7)", "pytest-cov", "pytest-param-files (>=0.3.4,<0.4.0)", "pytest-regressions", "sphinx-pytest"]
testing = ["beautifulsoup4", "coverage[toml]", "pytest (>=6,<7)", "pytest-cov", "pytest-param-files (>=0.3.4,<0.4.0)", "pytest-regressions", "sphinx (<5.2)", "sphinx-pytest"]
[[package]]
name = "packaging"
@ -266,7 +274,7 @@ optional = false
python-versions = ">=3.7"
[[package]]
name = "pygments"
name = "Pygments"
version = "2.13.0"
description = "Pygments is a syntax highlighting package written in Python."
category = "main"
@ -358,7 +366,7 @@ optional = false
python-versions = "*"
[[package]]
name = "pyyaml"
name = "PyYAML"
version = "6.0"
description = "YAML parser and emitter for Python"
category = "main"
@ -383,6 +391,19 @@ urllib3 = ">=1.21.1,<1.27"
socks = ["PySocks (>=1.5.6,!=1.5.7)"]
use_chardet_on_py3 = ["chardet (>=3.0.2,<6)"]
[[package]]
name = "setuptools"
version = "65.4.1"
description = "Easily download, build, install, upgrade, and uninstall Python packages"
category = "dev"
optional = false
python-versions = ">=3.7"
[package.extras]
docs = ["furo", "jaraco.packaging (>=9)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-hoverxref (<2)", "sphinx-inline-tabs", "sphinx-notfound-page (==0.8.3)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
testing = ["build[virtualenv]", "filelock (>=3.4.0)", "flake8 (<5)", "flake8-2020", "ini2toml[lite] (>=0.9)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "mock", "pip (>=19.1)", "pip-run (>=8.8)", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.3)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf", "pytest-xdist", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
testing-integration = ["build[virtualenv]", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
[[package]]
name = "snowballstemmer"
version = "2.2.0"
@ -392,8 +413,8 @@ optional = false
python-versions = "*"
[[package]]
name = "sphinx"
version = "5.1.1"
name = "Sphinx"
version = "5.2.3"
description = "Python documentation generator"
category = "main"
optional = false
@ -401,28 +422,27 @@ python-versions = ">=3.6"
[package.dependencies]
alabaster = ">=0.7,<0.8"
babel = ">=1.3"
colorama = {version = ">=0.3.5", markers = "sys_platform == \"win32\""}
babel = ">=2.9"
colorama = {version = ">=0.4.5", markers = "sys_platform == \"win32\""}
docutils = ">=0.14,<0.20"
imagesize = "*"
importlib-metadata = {version = ">=4.4", markers = "python_version < \"3.10\""}
Jinja2 = ">=2.3"
packaging = "*"
Pygments = ">=2.0"
imagesize = ">=1.3"
importlib-metadata = {version = ">=4.8", markers = "python_version < \"3.10\""}
Jinja2 = ">=3.0"
packaging = ">=21.0"
Pygments = ">=2.12"
requests = ">=2.5.0"
snowballstemmer = ">=1.1"
snowballstemmer = ">=2.0"
sphinxcontrib-applehelp = "*"
sphinxcontrib-devhelp = "*"
sphinxcontrib-htmlhelp = ">=2.0.0"
sphinxcontrib-jsmath = "*"
sphinxcontrib-qthelp = "*"
sphinxcontrib-serializinghtml = ">=1.1.5"
sphinxcontrib-websupport = {version = "*", optional = true, markers = "extra == \"docs\""}
[package.extras]
docs = ["sphinxcontrib-websupport"]
lint = ["docutils-stubs", "flake8 (>=3.5.0)", "flake8-bugbear", "flake8-comprehensions", "isort", "mypy (>=0.971)", "sphinx-lint", "types-requests", "types-typed-ast"]
test = ["cython", "html5lib", "pytest (>=4.6)", "typed-ast"]
lint = ["docutils-stubs", "flake8 (>=3.5.0)", "flake8-bugbear", "flake8-comprehensions", "flake8-simplify", "isort", "mypy (>=0.981)", "sphinx-lint", "types-requests", "types-typed-ast"]
test = ["cython", "html5lib", "pytest (>=4.6)", "typed_ast"]
[[package]]
name = "sphinx-rtd-theme"
@ -529,21 +549,6 @@ python-versions = ">=3.5"
lint = ["docutils-stubs", "flake8", "mypy"]
test = ["pytest"]
[[package]]
name = "sphinxcontrib-websupport"
version = "1.2.4"
description = "Sphinx API for Web Apps"
category = "main"
optional = false
python-versions = ">=3.5"
[package.dependencies]
sphinxcontrib-serializinghtml = "*"
[package.extras]
lint = ["flake8"]
test = ["Sphinx", "pytest", "sqlalchemy", "whoosh"]
[[package]]
name = "tomli"
version = "2.0.1"
@ -591,7 +596,7 @@ docs = ["myst-parser", "Sphinx", "sphinx-rtd-theme", "sphinxcontrib-asyncio", "s
[metadata]
lock-version = "1.1"
python-versions = "^3.7"
content-hash = "9fd2eabd8a7994fff6fe3158104f040dee41b33c9ab2ce7e563f40f20b0d643b"
content-hash = "96d521d1e66777febd43aad81ec451dbf5a15873e1434052283b6ecdf3095c07"
[metadata.files]
alabaster = [
@ -606,13 +611,13 @@ attrs = [
{file = "attrs-22.1.0-py2.py3-none-any.whl", hash = "sha256:86efa402f67bf2df34f51a335487cf46b1ec130d02b8d39fd248abfd30da551c"},
{file = "attrs-22.1.0.tar.gz", hash = "sha256:29adc2665447e5191d0e7c568fde78b21f9672d344281d0c6e1ab085429b22b6"},
]
babel = [
Babel = [
{file = "Babel-2.10.3-py3-none-any.whl", hash = "sha256:ff56f4892c1c4bf0d814575ea23471c230d544203c7748e8c68f0089478d48eb"},
{file = "Babel-2.10.3.tar.gz", hash = "sha256:7614553711ee97490f732126dc077f8d0ae084ebc6a96e23db1482afabdb2c51"},
]
certifi = [
{file = "certifi-2022.6.15.1-py3-none-any.whl", hash = "sha256:43dadad18a7f168740e66944e4fa82c6611848ff9056ad910f8f7a3e46ab89e0"},
{file = "certifi-2022.6.15.1.tar.gz", hash = "sha256:cffdcd380919da6137f76633531a5817e3a9f268575c128249fb637e4f9e73fb"},
{file = "certifi-2022.9.24-py3-none-any.whl", hash = "sha256:90c1a32f1d68f940488354e36370f6cca89f0f106db09518524c88d6ed83f382"},
{file = "certifi-2022.9.24.tar.gz", hash = "sha256:0d9c601124e5a6ba9712dbc60d9c53c21e34f5f641fe83002317394311bdce14"},
]
charset-normalizer = [
{file = "charset-normalizer-2.1.1.tar.gz", hash = "sha256:5a3d016c7c547f69d6f81fb0db9449ce888b418b5b9952cc5e6e66843e9dd845"},
@ -623,78 +628,120 @@ colorama = [
{file = "colorama-0.4.5.tar.gz", hash = "sha256:e6c6b4334fc50988a639d9b98aa429a0b57da6e17b9a44f0451f930b6967b7a4"},
]
coverage = [
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iniconfig = [
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jinja2 = [
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]
@ -702,7 +749,7 @@ markdown-it-py = [
{file = "markdown-it-py-2.1.0.tar.gz", hash = "sha256:cf7e59fed14b5ae17c0006eff14a2d9a00ed5f3a846148153899a0224e2c07da"},
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]
markupsafe = [
MarkupSafe = [
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@ -745,16 +792,16 @@ markupsafe = [
{file = "MarkupSafe-2.1.1.tar.gz", hash = "sha256:7f91197cc9e48f989d12e4e6fbc46495c446636dfc81b9ccf50bb0ec74b91d4b"},
]
mdit-py-plugins = [
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mdurl = [
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{file = "mdurl-0.1.2.tar.gz", hash = "sha256:bb413d29f5eea38f31dd4754dd7377d4465116fb207585f97bf925588687c1ba"},
]
myst-parser = [
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{file = "myst_parser-0.18.0-py3-none-any.whl", hash = "sha256:4965e51918837c13bf1c6f6fe2c6bddddf193148360fbdaefe743a4981358f6a"},
{file = "myst-parser-0.18.1.tar.gz", hash = "sha256:79317f4bb2c13053dd6e64f9da1ba1da6cd9c40c8a430c447a7b146a594c246d"},
{file = "myst_parser-0.18.1-py3-none-any.whl", hash = "sha256:61b275b85d9f58aa327f370913ae1bec26ebad372cc99f3ab85c8ec3ee8d9fb8"},
]
packaging = [
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@ -779,7 +826,7 @@ pycairo = [
{file = "pycairo-1.21.0-cp39-cp39-win_amd64.whl", hash = "sha256:26b72b813c6f9d495f71057eab89c13e70a21c92360e9265abc049e0a931fa39"},
{file = "pycairo-1.21.0.tar.gz", hash = "sha256:251907f18a552df938aa3386657ff4b5a4937dde70e11aa042bc297957f4b74b"},
]
pygments = [
Pygments = [
{file = "Pygments-2.13.0-py3-none-any.whl", hash = "sha256:f643f331ab57ba3c9d89212ee4a2dabc6e94f117cf4eefde99a0574720d14c42"},
{file = "Pygments-2.13.0.tar.gz", hash = "sha256:56a8508ae95f98e2b9bdf93a6be5ae3f7d8af858b43e02c5a2ff083726be40c1"},
]
@ -806,7 +853,7 @@ pytz = [
{file = "pytz-2022.2.1-py2.py3-none-any.whl", hash = "sha256:220f481bdafa09c3955dfbdddb7b57780e9a94f5127e35456a48589b9e0c0197"},
{file = "pytz-2022.2.1.tar.gz", hash = "sha256:cea221417204f2d1a2aa03ddae3e867921971d0d76f14d87abb4414415bbdcf5"},
]
pyyaml = [
PyYAML = [
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{file = "PyYAML-6.0-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:9df7ed3b3d2e0ecfe09e14741b857df43adb5a3ddadc919a2d94fbdf78fea53c"},
{file = "PyYAML-6.0-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:77f396e6ef4c73fdc33a9157446466f1cff553d979bd00ecb64385760c6babdc"},
@ -845,13 +892,17 @@ requests = [
{file = "requests-2.28.1-py3-none-any.whl", hash = "sha256:8fefa2a1a1365bf5520aac41836fbee479da67864514bdb821f31ce07ce65349"},
{file = "requests-2.28.1.tar.gz", hash = "sha256:7c5599b102feddaa661c826c56ab4fee28bfd17f5abca1ebbe3e7f19d7c97983"},
]
setuptools = [
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{file = "setuptools-65.4.1.tar.gz", hash = "sha256:3050e338e5871e70c72983072fe34f6032ae1cdeeeb67338199c2f74e083a80e"},
]
snowballstemmer = [
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{file = "snowballstemmer-2.2.0.tar.gz", hash = "sha256:09b16deb8547d3412ad7b590689584cd0fe25ec8db3be37788be3810cbf19cb1"},
]
sphinx = [
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{file = "Sphinx-5.1.1.tar.gz", hash = "sha256:ba3224a4e206e1fbdecf98a4fae4992ef9b24b85ebf7b584bb340156eaf08d89"},
Sphinx = [
{file = "Sphinx-5.2.3.tar.gz", hash = "sha256:5b10cb1022dac8c035f75767799c39217a05fc0fe2d6fe5597560d38e44f0363"},
{file = "sphinx-5.2.3-py3-none-any.whl", hash = "sha256:7abf6fabd7b58d0727b7317d5e2650ef68765bbe0ccb63c8795fa8683477eaa2"},
]
sphinx-rtd-theme = [
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@ -888,10 +939,6 @@ sphinxcontrib-serializinghtml = [
{file = "sphinxcontrib-serializinghtml-1.1.5.tar.gz", hash = "sha256:aa5f6de5dfdf809ef505c4895e51ef5c9eac17d0f287933eb49ec495280b6952"},
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]
sphinxcontrib-websupport = [
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{file = "sphinxcontrib_websupport-1.2.4-py2.py3-none-any.whl", hash = "sha256:6fc9287dfc823fe9aa432463edd6cea47fa9ebbf488d7f289b322ffcfca075c7"},
]
tomli = [
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{file = "tomli-2.0.1.tar.gz", hash = "sha256:de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f"},

View File

@ -14,6 +14,7 @@ classifiers = [
"Operating System :: OS Independent",
"Topic :: Software Development :: Libraries",
]
build = "build.py"
packages = [
{ include = "dbus_fast", from = "src" },
]
@ -24,23 +25,24 @@ packages = [
[tool.poetry.dependencies]
python = "^3.7"
# Documentation Dependencies
sphinxcontrib-asyncio = {version = "^0.3.0", extras = ["docs"]}
sphinxcontrib-fulltoc = {version = "^1.2.0", extras = ["docs"]}
Sphinx = {version = "^5.1.1", extras = ["docs"]}
myst-parser = {version = "^0.18.0", extras = ["docs"]}
sphinx-rtd-theme = {version = "^1.0.0", extras = ["docs"]}
async-timeout = ">=3.0.0"
# Documentation Dependencies
sphinxcontrib-asyncio = {version = "^0.3.0", optional = true}
sphinxcontrib-fulltoc = {version = "^1.2.0", optional = true}
Sphinx = {version = "^5.1.1", optional = true}
myst-parser = {version = "^0.18.0", optional = true}
sphinx-rtd-theme = {version = "^1.0.0", optional = true}
[tool.poetry.extras]
docs = [
"myst-parser",
"sphinx",
"sphinx-rtd-theme",
"sphinxcontrib-asyncio",
"sphinxcontrib-fulltoc"
]
docs = ["myst-parser", "sphinx", "sphinx-rtd-theme", "sphinxcontrib-asyncio", "sphinxcontrib-fulltoc"]
[tool.poetry.group.docs.dependencies]
myst-parser = "^0.18.0"
sphinx = "^5.1.1"
sphinx-rtd-theme = "^1.0.0"
sphinxcontrib-asyncio = "^0.3.0"
sphinxcontrib-fulltoc = "^1.2.0"
[tool.poetry.dev-dependencies]
pytest = "^7.0"
@ -50,6 +52,8 @@ pytest-asyncio = "^0.19.0"
[tool.poetry.group.dev.dependencies]
pycairo = "^1.21.0"
PyGObject = "^3.42.2"
Cython = "^0.29.32"
setuptools = "^65.4.1"
[tool.semantic_release]
branch = "main"
@ -100,5 +104,5 @@ module = "docs.*"
ignore_errors = true
[build-system]
requires = ["poetry-core>=1.0.0"]
requires = ['setuptools>=65.4.1', 'wheel', 'Cython', "poetry-core>=1.0.0"]
build-backend = "poetry.core.masonry.api"

View File

@ -1,9 +0,0 @@
#!/usr/bin/env python
# This is a shim to allow GitHub to detect the package, build is done with poetry
# Taken from https://github.com/Textualize/rich
import setuptools
if __name__ == "__main__":
setuptools.setup(name="dbus-fast")

View File

@ -0,0 +1,34 @@
"""cdefs for marshaller.py"""
import cython
cdef class Marshaller:
cdef object signature_tree
cdef object _buf
cdef object body
@cython.locals(
offset=cython.ulong,
)
cpdef int align(self, unsigned long n)
@cython.locals(
signature_len=cython.uint,
written=cython.uint,
)
cpdef write_string(self, object value, _ = *)
@cython.locals(
array_len=cython.uint,
written=cython.uint,
)
cpdef write_array(self, object array, object type)
@cython.locals(
written=cython.uint,
)
cpdef write_single(self, object type_, object body)

View File

@ -1,4 +1,4 @@
from struct import Struct, error, pack
from struct import Struct, error
from typing import Any, Callable, Dict, Iterable, List, Optional, Tuple
from ..signature import SignatureTree, SignatureType, Variant
@ -7,39 +7,48 @@ PACK_UINT32 = Struct("<I").pack
class Marshaller:
def __init__(self, signature: str, body: Any) -> None:
"""Marshall data for Dbus."""
__slots__ = ("signature_tree", "_buf", "body")
def __init__(self, signature: str, body: List[Any]) -> None:
"""Marshaller constructor."""
self.signature_tree = SignatureTree._get(signature)
self.buffer = bytearray()
self._buf = bytearray()
self.body = body
@property
def buffer(self):
return self._buf
def align(self, n) -> int:
offset = n - len(self.buffer) % n
offset = n - len(self._buf) % n
if offset == 0 or offset == n:
return 0
self.buffer.extend(bytes(offset))
self._buf.extend(bytes(offset))
return offset
def write_boolean(self, boolean: bool, _=None) -> int:
written = self.align(4)
self.buffer.extend(PACK_UINT32(int(boolean)))
self._buf.extend(PACK_UINT32(int(boolean)))
return written + 4
def write_signature(self, signature: str, _=None) -> int:
signature = signature.encode()
signature_bytes = signature.encode()
signature_len = len(signature)
self.buffer.append(signature_len)
self.buffer.extend(signature)
self.buffer.append(0)
self._buf.append(signature_len)
self._buf.extend(signature_bytes)
self._buf.append(0)
return signature_len + 2
def write_string(self, value: str, _=None) -> int:
value = value.encode()
def write_string(self, value, _=None) -> int:
value_bytes = value.encode()
value_len = len(value)
written = self.align(4) + 4
self.buffer.extend(PACK_UINT32(value_len))
self.buffer.extend(value)
self._buf.extend(PACK_UINT32(value_len))
self._buf.extend(value_bytes)
written += value_len
self.buffer.append(0)
self._buf.append(0)
written += 1
return written
@ -52,9 +61,9 @@ class Marshaller:
# TODO max array size is 64MiB (67108864 bytes)
written = self.align(4)
# length placeholder
offset = len(self.buffer)
offset = len(self._buf)
written += self.align(4) + 4
self.buffer.extend(PACK_UINT32(0))
self._buf.extend(PACK_UINT32(0))
child_type = type_.children[0]
if child_type.token in "xtd{(":
@ -67,13 +76,13 @@ class Marshaller:
array_len += self.write_dict_entry([key, value], child_type)
elif child_type.token == "y":
array_len = len(array)
self.buffer.extend(array)
self._buf.extend(array)
elif child_type.token in self._writers:
writer, packer, size = self._writers[child_type.token]
if not writer:
for value in array:
array_len += self.align(size) + size
self.buffer.extend(packer(value))
self._buf.extend(packer(value))
else:
for value in array:
array_len += writer(self, value, child_type)
@ -84,7 +93,7 @@ class Marshaller:
array_len_packed = PACK_UINT32(array_len)
for i in range(offset, offset + 4):
self.buffer[i] = array_len_packed[i - offset]
self._buf[i] = array_len_packed[i - offset]
return written + array_len
@ -109,7 +118,7 @@ class Marshaller:
writer, packer, size = self._writers[t]
if not writer:
written = self.align(size)
self.buffer.extend(packer(body))
self._buf.extend(packer(body))
return written + size
return writer(self, body, type_)
@ -119,10 +128,10 @@ class Marshaller:
self._construct_buffer()
except error:
self.signature_tree.verify(self.body)
return self.buffer
return self._buf
def _construct_buffer(self):
self.buffer.clear()
self._buf.clear()
for i, type_ in enumerate(self.signature_tree.types):
t = type_.token
if t not in self._writers:
@ -132,11 +141,11 @@ class Marshaller:
if not writer:
# In-line align
offset = size - len(self.buffer) % size
offset = size - len(self._buf) % size
if offset != 0 and offset != size:
self.buffer.extend(bytes(offset))
self._buf.extend(bytes(offset))
self.buffer.extend(packer(self.body[i]))
self._buf.extend(packer(self.body[i]))
else:
writer(self, self.body[i], type_)

View File

@ -0,0 +1,62 @@
"""cdefs for unmarshaller.py"""
import cython
from ..signature import SignatureType
cdef unsigned int UINT32_SIZE
cdef unsigned int HEADER_ARRAY_OF_STRUCT_SIGNATURE_POSITION
cdef unsigned int HEADER_SIGNATURE_SIZE
cdef class Unmarshaller:
cdef object unix_fds
cdef object buf
cdef object view
cdef unsigned int pos
cdef object stream
cdef object sock
cdef object _message
cdef object readers
cdef unsigned int body_len
cdef unsigned int serial
cdef unsigned int header_len
cdef object message_type
cdef object flag
cdef unsigned int msg_len
cdef object _uint32_unpack
@cython.locals(
start_len=cython.ulong,
missing_bytes=cython.ulong,
)
cpdef read_to_pos(self, unsigned long pos)
cpdef read_string_cast(self, type_ = *)
@cython.locals(
beginning_pos=cython.ulong,
array_length=cython.uint,
)
cpdef read_array(self, object type_)
@cython.locals(
o=cython.ulong,
signature_len=cython.uint,
)
cpdef read_signature(self, type_ = *)
@cython.locals(
endian=cython.uint,
protocol_version=cython.uint,
)
cpdef _read_header(self)
@cython.locals(
beginning_pos=cython.ulong,
o=cython.ulong,
signature_len=cython.uint,
)
cpdef header_fields(self, unsigned int header_length)

View File

@ -128,12 +128,6 @@ class MarshallerStreamEndError(Exception):
#
class Unmarshaller:
buf: bytearray
view: memoryview
message: Message
unpack: Dict[str, Struct]
readers: READER_TYPE
__slots__ = (
"unix_fds",
"buf",
@ -141,7 +135,7 @@ class Unmarshaller:
"pos",
"stream",
"sock",
"message",
"_message",
"readers",
"body_len",
"serial",
@ -159,17 +153,22 @@ class Unmarshaller:
self.pos = 0
self.stream = stream
self.sock = sock
self.message = None
self.readers = None
self.body_len: int | None = None
self.serial: int | None = None
self.header_len: int | None = None
self._message: Message | None = None
self.readers: Dict[str, READER_TYPE] = {}
self.body_len = 0
self.serial = 0
self.header_len = 0
self.message_type: MessageType | None = None
self.flag: MessageFlag | None = None
self.msg_len = 0
# Only set if we cannot cast
self._uint32_unpack: Callable | None = None
@property
def message(self) -> Message:
"""Return the message that has been unmarshalled."""
return self._message
def read_sock(self, length: int) -> bytes:
"""reads from the socket, storing any fds sent and handling errors
from the read itself"""
@ -192,7 +191,7 @@ class Unmarshaller:
return msg
def read_to_pos(self, pos: int) -> None:
def read_to_pos(self, pos) -> None:
"""
Read from underlying socket into buffer.
@ -219,20 +218,20 @@ class Unmarshaller:
if len(data) + start_len != pos:
raise MarshallerStreamEndError()
def read_boolean(self, _=None):
def read_boolean(self, type_=None) -> bool:
return bool(self.readers[UINT32_SIGNATURE.token](self, UINT32_SIGNATURE))
def read_string_cast(self, _=None):
def read_string_cast(self, type_=None) -> str:
"""Read a string using cast."""
self.pos += UINT32_SIZE + (-self.pos & (UINT32_SIZE - 1)) # align
str_start = self.pos
# read terminating '\0' byte as well (str_length + 1)
self.pos += (
self.view[self.pos - UINT32_SIZE : self.pos].cast(UINT32_CAST)[0] + 1
)
return self.buf[str_start : self.pos - 1].decode()
start_pos = self.pos - UINT32_SIZE
self.pos += self.view[start_pos : self.pos].cast(UINT32_CAST)[0] + 1
end_pos = self.pos - 1
return self.buf[str_start:end_pos].decode()
def read_string_unpack(self, _=None):
def read_string_unpack(self, type_=None) -> str:
"""Read a string using unpack."""
self.pos += UINT32_SIZE + (-self.pos & (UINT32_SIZE - 1)) # align
str_start = self.pos
@ -240,34 +239,34 @@ class Unmarshaller:
self.pos += self._uint32_unpack(self.view, str_start - UINT32_SIZE)[0] + 1
return self.buf[str_start : self.pos - 1].decode()
def read_signature(self, _=None):
def read_signature(self, type_=None) -> str:
signature_len = self.view[self.pos] # byte
o = self.pos + 1
# read terminating '\0' byte as well (str_length + 1)
self.pos = o + signature_len + 1
return self.buf[o : o + signature_len].decode()
def read_variant(self, _=None):
def read_variant(self, type_=None) -> Variant:
tree = SignatureTree._get(self.read_signature())
# verify in Variant is only useful on construction not unmarshalling
return Variant(
tree, self.readers[tree.types[0].token](self, tree.types[0]), verify=False
)
def read_struct(self, type_: SignatureType):
def read_struct(self, type_=None) -> List[Any]:
self.pos += -self.pos & 7 # align 8
readers = self.readers
return [
self.readers[child_type.token](self, child_type)
for child_type in type_.children
readers[child_type.token](self, child_type) for child_type in type_.children
]
def read_dict_entry(self, type_: SignatureType):
def read_dict_entry(self, type_: SignatureType) -> Dict[Any, Any]:
self.pos += -self.pos & 7 # align 8
return self.readers[type_.children[0].token](
self, type_.children[0]
), self.readers[type_.children[1].token](self, type_.children[1])
def read_array(self, type_: SignatureType):
def read_array(self, type_: SignatureType) -> List[Any]:
self.pos += -self.pos & 3 # align 4 for the array
self.pos += (
-self.pos & (UINT32_SIZE - 1)
@ -289,25 +288,26 @@ class Unmarshaller:
return self.buf[self.pos - array_length : self.pos]
beginning_pos = self.pos
readers = self.readers
if child_type.token == "{":
result_dict = {}
while self.pos - beginning_pos < array_length:
self.pos += -self.pos & 7 # align 8
key = self.readers[child_type.children[0].token](
key = readers[child_type.children[0].token](
self, child_type.children[0]
)
result_dict[key] = self.readers[child_type.children[1].token](
result_dict[key] = readers[child_type.children[1].token](
self, child_type.children[1]
)
return result_dict
result_list = []
while self.pos - beginning_pos < array_length:
result_list.append(self.readers[child_type.token](self, child_type))
result_list.append(readers[child_type.token](self, child_type))
return result_list
def header_fields(self, header_length):
def header_fields(self, header_length) -> Dict[str, Any]:
"""Header fields are always a(yv)."""
beginning_pos = self.pos
headers = {}
@ -326,7 +326,7 @@ class Unmarshaller:
)
return headers
def _read_header(self):
def _read_header(self) -> None:
"""Read the header of the message."""
# Signature is of the header is
# BYTE, BYTE, BYTE, BYTE, UINT32, UINT32, ARRAY of STRUCT of (BYTE,VARIANT)
@ -368,7 +368,7 @@ class Unmarshaller:
header_fields = self.header_fields(self.header_len)
self.pos += -self.pos & 7 # align 8
tree = SignatureTree._get(header_fields.get(HeaderField.SIGNATURE.name, ""))
self.message = Message(
self._message = Message(
destination=header_fields.get(HEADER_DESTINATION),
path=header_fields.get(HEADER_PATH),
interface=header_fields.get(HEADER_INTERFACE),