Support free-threaded Python 3.13

Author: ngoldbaum

.github/workflows/ci.yml

@@ -16,6 +16,7 @@ jobs:
         PYTHON:
           - {VERSION: "3.7", TOXENV: "py37"}
           - {VERSION: "3.13", TOXENV: "py313"}
+          - {VERSION: "3.13t", TOXENV: "py313t"}
         MACOS:
           - macos-13
           - macos-latest
@@ -29,7 +30,7 @@ jobs:
       - uses: actions/[email protected]
       - name: Setup python
         id: setup-python
-        uses: actions/setup-python@v5.3.0
+        uses: quansight-labs/setup-python@5.3.1
         with:
           python-version: ${{ matrix.PYTHON.VERSION }}
       - uses: actions/[email protected]
@@ -58,12 +59,13 @@ jobs:
         PYTHON:
           - {VERSION: "3.7", TOXENV: "py37"}
           - {VERSION: "3.13", TOXENV: "py313"}
+          - {VERSION: "3.13t", TOXENV: "py313t"}
     name: "Python ${{ matrix.PYTHON.VERSION }} on ${{ matrix.WINDOWS.WINDOWS }}"
     steps:
       - uses: actions/[email protected]
       - name: Setup python
         id: setup-python
-        uses: actions/setup-python@v5.3.0
+        uses: quansight-labs/setup-python@5.3.1
         with:
           python-version: ${{ matrix.PYTHON.VERSION }}
           architecture: ${{ matrix.WINDOWS.ARCH }}
@@ -98,6 +100,7 @@ jobs:
           - {VERSION: "3.11", TOXENV: "py311"}
           - {VERSION: "3.12", TOXENV: "py312"}
           - {VERSION: "3.13", TOXENV: "py313"}
+          - {VERSION: "3.13", TOXENV: "py313t"}
           - {VERSION: "pypy-3.9", TOXENV: "pypy3"}
           - {VERSION: "pypy-3.10", TOXENV: "pypy3"}
 
@@ -110,7 +113,7 @@ jobs:
       - uses: actions/[email protected]
       - name: Setup python
         id: setup-python
-        uses: actions/setup-python@v5.3.0
+        uses: quansight-labs/setup-python@5.3.1
         with:
           python-version: ${{ matrix.PYTHON.VERSION }}
       - uses: actions/[email protected]

src/_bcrypt/src/lib.rs

@@ -182,7 +182,7 @@ fn kdf<'p>(
     })
 }
 
-#[pyo3::pymodule]
+#[pyo3::pymodule(gil_used = false)]
 mod _bcrypt {
     use pyo3::types::PyModuleMethods;
 

tests/test_bcrypt.py

@@ -464,6 +464,7 @@ def test_kdf_no_warn_rounds():
     bcrypt.kdf(b"password", b"salt", 10, 10, True)
 
 
+@pytest.mark.thread_unsafe()
 def test_kdf_warn_rounds():
     with pytest.warns(UserWarning):
         bcrypt.kdf(b"password", b"salt", 10, 10)

tox.ini

@@ -6,10 +6,11 @@ extras =
     tests
 deps =
     coverage
+    pytest-run-parallel
 passenv =
     RUSTUP_HOME
 commands =
-    coverage run -m pytest --strict-markers {posargs}
+    coverage run -m pytest --parallel-threads=10 --strict-markers {posargs}
     coverage combine
     coverage report -m --fail-under 100