Add auto linting and formatting

.github/workflows/check_and_fix.yml

@@ -0,0 +1,42 @@
+name: Check and formatting
+
+on:
+  push:
+
+concurrency:
+    group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+    cancel-in-progress: true
+
+jobs:
+  check_and_fix:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+      with:
+        fetch-depth: 0 # otherwise, you will failed to push refs to dest repo
+        submodules: recursive
+    - name: Extract branch name
+      shell: bash
+      run: echo "branch=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}" >> $GITHUB_OUTPUT
+      id: extract_branch
+    - uses: actions/setup-python@v5
+      with:
+        python-version: '3.9'
+    - name: Install dependency
+      run: pip install ruff pyright isort pytest
+    - name: Ruff check
+      run: ruff check
+    - name: Install test
+      run: pip install .
+    - name: pyright
+      run: pyright
+    - name: isort
+      run: isort .
+    - name: ruff format
+      run: ruff format
+    - name: Commit & Push changes
+      uses: actions-js/push@master
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        message: Formatting
+        branch: ${{ steps.extract_branch.outputs.branch }}

docs/conf.py

@@ -9,7 +9,7 @@
 import sys
 
 sys.path.insert(0, os.path.abspath("../"))
-import rlottie_python  # type: ignore
+import rlottie_python  # type: ignore # noqa: F401
 
 project = "rlottie-python"
 copyright = "2023, laggykiller"

example/example.py

@@ -1,6 +1,8 @@
 #!/usr/bin/env python3
 import os
+
 from PIL import Image
+
 from rlottie_python import LottieAnimation
 
 file_dir = os.path.split(__file__)[0]

pyproject.toml

@@ -42,4 +42,11 @@ env = { "CMAKE_PREFIX_PATH" = "${HOME}/.local" }
 config = "Release"
 
 [tool.py-build-cmake.windows.cmake] # Windows-specific options
-config = "Release"
+config = "Release"
+
+[tool.pyright]
+include = ["rlottie_python", "tests", "example"]
+strict = ["*"]
+
+[tool.mypy]
+python_version = "3.9"

rlottie_python/__init__.py

@@ -3,4 +3,4 @@
 
 __version__ = "1.3.2"
 
-from .rlottie_wrapper import LottieAnimation  # type: ignore
+from .rlottie_wrapper import LottieAnimation  # type: ignore # noqa: F401

rlottie_python/_rlottiecommon.py

@@ -1,13 +1,13 @@
 #!/usr/bin/env python3
 from ctypes import (
+    POINTER,
+    Structure,
     c_char,
     c_char_p,
-    c_size_t,
     c_float,
     c_int,
+    c_size_t,
     c_ubyte,
-    Structure,
-    POINTER,
 )
 
 # References: rlottie/inc/rlottiecommon.h

rlottie_python/rlottie_wrapper.py

@@ -4,11 +4,12 @@
 import os
 import sys
 import sysconfig
-from typing import Any, Tuple, Union, Optional, Type, TYPE_CHECKING
 from types import TracebackType
+from typing import TYPE_CHECKING, Any, List, Optional, Tuple, Type, Union
 
 if TYPE_CHECKING:
     from PIL import Image
+
 from ._rlottiecommon import LOTLayerNode, LOTMarkerList
 
 # References: rlottie/inc/rlottie.h
@@ -57,7 +58,7 @@ def _load_lib(self, rlottie_lib_path: Optional[str] = None):
 
             return None
 
-        lib_suffixes: "list[str]" = []
+        lib_suffixes: List[str] = []
         shlib_suffix = sysconfig.get_config_var("SHLIB_SUFFIX")
         if isinstance(shlib_suffix, str):
             lib_suffixes.append(shlib_suffix)
@@ -71,7 +72,7 @@ def _load_lib(self, rlottie_lib_path: Optional[str] = None):
 
         package_dir = os.path.dirname(__file__)
 
-        attempted_lib_paths: "list[str]" = []
+        attempted_lib_paths: List[str] = []
         for lib_prefix in lib_prefixes:
             for lib_suffix in lib_suffixes:
                 rlottie_lib_name = lib_prefix + "rlottie" + lib_suffix
@@ -813,7 +814,7 @@ def save_animation(
         if frame_num_end is None:
             frame_num_end = frames
 
-        im_list: "list[Image.Image]" = []
+        im_list: List[Image.Image] = []
         for frame in range(frame_num_start, frame_num_end):
             pos = frame / frame_num_end
             frame_num = self.lottie_animation_get_frame_at_pos(pos)

tests/test_all.py

@@ -1,17 +1,17 @@
 #!/usr/bin/env python3
 import ctypes
-from importlib.util import find_spec
 import os
 import platform
+from importlib.util import find_spec
 
 import pytest
 from _pytest._py.path import LocalPath
 
-PILLOW_LOADED = True if find_spec("PIL") else False
-
 from rlottie_python import LottieAnimation
 from rlottie_python._rlottiecommon import LOTLayerNode
 
+PILLOW_LOADED = True if find_spec("PIL") else False
+
 file_dir = os.path.split(__file__)[0]
 json_file = os.path.join(file_dir, "../samples/sample.json")
 tgs_file = os.path.join(file_dir, "../samples/sample.tgs")