explosion · crusaderky · Nov 18, 2025 · Nov 20, 2025 · Nov 20, 2025 · Nov 21, 2025
diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
@@ -21,7 +21,7 @@ jobs:
       actions: read
     with:
       wheel-name-pattern: "srsly-*.whl"
-      pure-python: false
+      pure-python: true
       create-release: ${{ startsWith(github.ref, 'refs/tags/release-') || startsWith(github.ref, 'refs/tags/prerelease-') }}
     secrets:
       gh-token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
@@ -14,17 +14,26 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  MODULE_NAME: 'srsly'
   RUN_MYPY: 'false'
 
 jobs:
   tests:
+    name: ${{ matrix.python_version }} ${{ matrix.os }} numpy=${{ matrix.numpy }}
     strategy:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest]
-        # FIXME: ujson segfault on 3.14
-        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
+        # Note: ruamel.yaml does not support Python 3.13t
+        python_version: ["3.9", "3.10", "3.11", "3.12", "3.13", "3.14", "3.14t"]
+        numpy: [true]
+        include:
+          - os: ubuntu-latest
+            python_version: "3.9"
+            numpy: false
+          - os: ubuntu-latest
+            python_version: "3.14"
+            numpy: false
+
     runs-on: ${{ matrix.os }}
 
     steps:
@@ -35,46 +44,26 @@ jobs:
         uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python_version }}
-          architecture: x64
-
-      - name: Build sdist
-        run: |
-          python -m pip install -U build pip setuptools
-          python -m pip install -U -r requirements.txt
-          python -m build --sdist
 
       - name: Run mypy
-        shell: bash
         if: ${{ env.RUN_MYPY == 'true' }}
         run: |
-          python -m mypy $MODULE_NAME
-
-      - name: Delete source directory
-        shell: bash
-        run: |
-          rm -rf $MODULE_NAME
+          python -m pip install mypy
+          python -m mypy srsly
 
-      - name: Uninstall all packages
-        run: |
-          python -m pip freeze > installed.txt
-          python -m pip uninstall -y -r installed.txt
+      - name: Install package
+        run: python -m pip install .
 
-      - name: Install from sdist
+      - name: Test that numpy was not installed
         shell: bash
-        run: |
-          SDIST=$(python -c "import os;print(os.listdir('./dist')[-1])" 2>&1)
-          python -m pip install dist/$SDIST
+        run: if pip list | grep -q '^numpy'; then exit 1; fi
 
-      - name: Test import
-        shell: bash
-        run: |
-          python -c "import $MODULE_NAME" -Werror
+      - name: Install numpy
+        if: ${{ matrix.numpy }}
+        run: python -m pip install numpy
 
       - name: Install test requirements
-        run: |
-          python -m pip install -U -r requirements.txt
+        run: python -m pip install pytest
 
       - name: Run tests
-        shell: bash
-        run: |
-          python -m pytest --pyargs $MODULE_NAME -Werror
+        run: pytest
diff --git a/.gitignore b/.gitignore
@@ -1,7 +1,6 @@
 .env/
 .env*
 .vscode/
-cythonize.json
 
 # Byte-compiled / optimized / DLL files
 __pycache__/
@@ -108,8 +107,5 @@ venv.bak/
 # mypy
 .mypy_cache/
 
-# Cython intermediate files
-*.cpp
-
 # Vim files
 *.sw*
diff --git a/README.md b/README.md
@@ -3,7 +3,7 @@
 # srsly: Modern high-performance serialization utilities for Python
 
 This package bundles some of the best Python serialization libraries into one
-standalone package, with a high-level API that makes it easy to write code
+convenience package, with a high-level API that makes it easy to write code
 that's correct across platforms and Pythons. This allows us to provide all the
 serialization utilities we need in a single binary wheel. Currently supports
 **JSON**, **JSONL**, **MessagePack**, **Pickle** and **YAML**.
@@ -24,31 +24,24 @@ wrap the multiple serialization formats we need to support (especially `json`,
 `msgpack` and `pickle`). These wrapping functions ended up duplicated across our
 codebases, so we wanted to put them in one place.
 
-At the same time, we noticed that having a lot of small dependencies was making
-maintenance harder, and making installation slower. To solve this, we've made
-`srsly` standalone, by including the component packages directly within it. This
-way we can provide all the serialization utilities we need in a single binary
-wheel.
-
-`srsly` currently includes forks of the following packages:
+`srsly` currently includes wrappers around the following packages:
 
 - [`ujson`](https://github.com/esnme/ultrajson)
 - [`msgpack`](https://github.com/msgpack/msgpack-python)
-- [`msgpack-numpy`](https://github.com/lebedov/msgpack-numpy)
 - [`cloudpickle`](https://github.com/cloudpipe/cloudpickle)
 - [`ruamel.yaml`](https://github.com/pycontribs/ruamel-yaml) (without unsafe
   implementations!)
 
-## Installation
+Additionally, it includes a heavily customized fork of 
+[`msgpack-numpy`](https://github.com/lebedov/msgpack-numpy), with corrected
+round-trip behaviour for np.float64 objects.
 
-> ⚠️ Note that `v2.x` is only compatible with **Python 3.6+**. For 2.7+
-> compatibility, use `v1.x`.
 
-`srsly` can be installed from pip. Before installing, make sure that your `pip`,
-`setuptools` and `wheel` are up to date.
+## Installation
+
+`srsly` can be installed from pip.
 
 ```bash
-python -m pip install -U pip setuptools wheel
 python -m pip install srsly
 ```
 
@@ -58,12 +51,15 @@ Or from conda via conda-forge:
 conda install -c conda-forge srsly
 ```
 
-Alternatively, you can also compile the library from source. You'll need to make
-sure that you have a development environment with a Python distribution
-including header files, a compiler (XCode command-line tools on macOS / OS X or
-Visual C++ build tools on Windows), pip and git installed.
+This will automatically install/upgrade all dependencies.
 
-Install from source:
+numpy and cupy are optional dependencies for msgpack.
+If numpy is installed, numpy objects can be serialized.
+If cupy is installed, cupy objects will be automaticaly converted
+to numpy and then serialized.
+
+
+Alternatively, you can also install the library from the repository:
 
 ```bash
 # clone the repo
@@ -74,10 +70,7 @@ cd srsly
 python -m venv .env
 source .env/bin/activate
 
-# update pip
-python -m pip install -U pip setuptools wheel
-
-# compile and install from source
+# install from source
 python -m pip install .
 ```
 
@@ -86,7 +79,6 @@ mode without build isolation:
 
 ```bash
 # install in editable mode
-python -m pip install -r requirements.txt
 python -m pip install --no-build-isolation --editable .
 
 # run test suite

diff --git a/pyproject.toml b/pyproject.toml
@@ -1,63 +1,3 @@
 [build-system]
-requires = [
-    "setuptools",
-    "cython>=0.29.1",
-]
+requires = ["setuptools"]
 build-backend = "setuptools.build_meta"
-
-[tool.cibuildwheel]
-build = "*"
-skip = [
-    "cp38*",   # Obsolete
-    "cp314-*",  # FIXME ujson segfaults
-    "cp314t-*",  # TODO free-threading support (note: 3.13t is skipped by default)
-]
-test-skip = ""
-
-archs = ["native"]
-
-build-frontend = "default"
-config-settings = {}
-dependency-versions = "pinned"
-environment = {}
-environment-pass = []
-build-verbosity = 0
-
-before-all = ""
-before-build = ""
-repair-wheel-command = ""
-
-test-command = ""
-before-test = ""
-test-requires = []
-test-extras = []
-
-container-engine = "docker"
-
-manylinux-x86_64-image = "manylinux2014"
-manylinux-i686-image = "manylinux2014"
-manylinux-aarch64-image = "manylinux2014"
-manylinux-ppc64le-image = "manylinux2014"
-manylinux-s390x-image = "manylinux2014"
-manylinux-pypy_x86_64-image = "manylinux2014"
-manylinux-pypy_i686-image = "manylinux2014"
-manylinux-pypy_aarch64-image = "manylinux2014"
-
-musllinux-x86_64-image = "musllinux_1_2"
-musllinux-i686-image = "musllinux_1_2"
-musllinux-aarch64-image = "musllinux_1_2"
-musllinux-ppc64le-image = "musllinux_1_2"
-musllinux-s390x-image = "musllinux_1_2"
-
-
-[tool.cibuildwheel.linux]
-repair-wheel-command = "auditwheel repair -w {dest_dir} {wheel}"
-
-[tool.cibuildwheel.macos]
-repair-wheel-command = "delocate-wheel --require-archs {delocate_archs} -w {dest_dir} -v {wheel}"
-
-[tool.cibuildwheel.windows]
-
-[tool.cibuildwheel.pyodide]
-
-
diff --git a/requirements.txt b/requirements.txt
diff --git a/setup.cfg b/setup.cfg
@@ -12,27 +12,26 @@ classifiers =
     Intended Audience :: Developers
     Intended Audience :: Science/Research
     License :: OSI Approved :: MIT License
-    Operating System :: POSIX :: Linux
-    Operating System :: MacOS :: MacOS X
-    Operating System :: Microsoft :: Windows
-    Programming Language :: Cython
+    Operating System :: OS Independent
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
     Programming Language :: Python :: 3.12
     Programming Language :: Python :: 3.13
+    Programming Language :: Python :: 3.14
     Topic :: Scientific/Engineering
 
 [options]
 zip_safe = true
 include_package_data = true
-# FIXME ujson segfaults on 3.14
-python_requires = >=3.9,<3.14
-setup_requires =
-    cython>=0.29.1
+python_requires = >=3.9
 install_requires =
-    catalogue>=2.0.3,<2.1.0
+    catalogue>=2.0.10,<3
+    cloudpickle >=3.1.2,<4
+    msgpack >=1.1,<2
+    ruamel.yaml >=0.18.16,<1
+    ujson >=5.11.0,<6
 
 [options.entry_points]
 # If spaCy is installed in the same environment as srsly, it will automatically
@@ -44,7 +43,7 @@ spacy_readers =
     srsly.read_msgpack.v1 = srsly:read_msgpack
 
 [bdist_wheel]
-universal = false
+universal = true
 
 [sdist]
 formats = gztar
@@ -55,11 +54,6 @@ max-line-length = 80
 select = B,C,E,F,W,T4,B9
 exclude =
     srsly/__init__.py
-    srsly/msgpack/__init__.py
-    srsly/cloudpickle/__init__.py
 
 [mypy]
 ignore_missing_imports = True
-
-[mypy-srsly.cloudpickle.*]
-ignore_errors=True