chore: Update `pyo3` to `0.16` & drop Python 3.6 support

.github/workflows/build.yml

@@ -103,7 +103,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-20.04, macos-11, windows-2019]
-        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.7', '3.8', '3.9', '3.10']
 
     name: Python ${{ matrix.python-version }} on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}

.github/workflows/python-release.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         os: [macos-11, windows-2019]
-        python-version: ['3.6', '3.7', '3.8', '3.9', '3.10']
+        python-version: ['3.7', '3.8', '3.9', '3.10']
         architecture: [x86, x64]
         exclude:
         - os: macos-11
@@ -48,7 +48,7 @@ jobs:
       matrix:
         # List of the language-implementation API pairs to publish wheels for
         # The list of supported is obtainable by running `docker run quay.io/pypa/manylinux2014_x86_64 ls /opt/python`
-        PYTHON_IMPLEMENTATION_ABI: [cp36-cp36m, cp37-cp37m, cp38-cp38, cp39-cp39, cp310-cp310]
+        PYTHON_IMPLEMENTATION_ABI: [cp37-cp37m, cp38-cp38, cp39-cp39, cp310-cp310]
     runs-on: ubuntu-20.04
     container: quay.io/pypa/manylinux2014_x86_64  # Builds wheels on CentOS 7 (supported until 2024)
     env:

bindings/python/CHANGELOG.md

@@ -9,6 +9,15 @@
 ### Fixed
 
 - Installation error due to `pyo3-built` incompatibility
+- Memory leak in `iter_errors`. [#325](https://github.com/Stranger6667/jsonschema-rs/issues/325)
+
+### Changed
+
+- Update `pyo3` to `0.16`.
+
+### Removed
+
+- Support for Python 3.6
 
 ## [0.14.0] - 2022-01-31
 

bindings/python/Cargo.toml

@@ -25,13 +25,13 @@ default-features = false
 features = ["resolve-http", "resolve-file"]
 
 [dependencies]
-serde_json = "1"
-serde = "1"
-pyo3 = { version = "^0.15", features = ["extension-module"] }
+serde_json = "1.0.81"
+serde = "1.0.137"
+pyo3 = { version = "0.16.4", features = ["extension-module"] }
 pyo3-built = "0.4.7"
 
 [package.metadata.maturin]
-requires-python = ">=3.6"
+requires-python = ">=3.7"
 project-url = { repository = "https://github.com/Stranger6667/jsonschema-rs" }
 maintainer = "Dmitry Dygalo"
 maintainer-email = "Dmitry Dygalo <dadygalo@gmail.com>"
@@ -43,7 +43,6 @@ classifier = [
     "Operating System :: OS Independent",
     "Programming Language :: Rust",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.6",
     "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",

bindings/python/README.rst

@@ -152,7 +152,7 @@ Measured with stable Rust 1.56, CPython 3.9.7 / PyPy3 7.3.6 on i8700K (12 cores)
 Python support
 --------------
 
-``jsonschema-rs`` supports CPython 3.6, 3.7, 3.8, 3.9, and 3.10.
+``jsonschema-rs`` supports CPython 3.7, 3.8, 3.9, and 3.10.
 
 License
 -------

bindings/python/setup.py

@@ -29,7 +29,7 @@ def call_setup():
         author_email="dadygalo@gmail.com",
         maintainer="Dmitry Dygalo",
         maintainer_email="dadygalo@gmail.com",
-        python_requires=">=3.6",
+        python_requires=">=3.7",
         url="https://github.com/Stranger6667/jsonschema-rs/tree/master/python",
         license="MIT",
         rust_extensions=[RustExtension("jsonschema_rs", binding=Binding.PyO3)],
@@ -39,7 +39,6 @@ def call_setup():
             "License :: OSI Approved :: MIT License",
             "Operating System :: OS Independent",
             "Programming Language :: Python :: 3",
-            "Programming Language :: Python :: 3.6",
             "Programming Language :: Python :: 3.7",
             "Programming Language :: Python :: 3.8",
             "Programming Language :: Python :: 3.9",