feat: support Python 3.12 again

Only Language.build_library will not be supported

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "tree-sitter"
-version = "0.21.0"
+version = "0.21.1"
 description = "Python bindings for the Tree-Sitter parsing library"
 keywords = ["incremental", "parsing", "tree-sitter"]
 classifiers = [
@@ -17,7 +17,7 @@ classifiers = [
     "Topic :: Text Processing :: Linguistic",
     "Typing :: Typed",
 ]
-requires-python = ">=3.8,<3.12"
+requires-python = ">=3.8"
 readme = "README.md"
 
 [project.urls]

tree_sitter/__init__.py

@@ -5,7 +5,7 @@
 from os import path
 from platform import system
 from tempfile import TemporaryDirectory
-from typing import Callable, List, Optional, Union
+from typing import List, Optional, Union
 from warnings import warn
 
 from tree_sitter._binding import (
@@ -83,10 +83,14 @@ def build_library(output_path: str, repo_paths: List[str]) -> bool:
         if max(source_mtimes) <= output_mtime:
             return False
 
-        # local import saves import time in the common case that nothing is
-        # compiled
-        from distutils.ccompiler import new_compiler
-        from distutils.unixccompiler import UnixCCompiler
+        # local import saves import time in the common case that nothing is compiled
+        try:
+            from distutils.ccompiler import new_compiler
+            from distutils.unixccompiler import UnixCCompiler
+        except ImportError as err:
+            raise RuntimeError(
+                "Failed to import distutils. You may need to install setuptools."
+            ) from err
 
         compiler = new_compiler()
         if isinstance(compiler, UnixCCompiler):
@@ -126,7 +130,7 @@ def __init__(self, path_or_ptr: Union[str, int], name: str):
             _deprecate("Language(path, name)", "Language(ptr, name)")
             self.name = name
             self.lib = cdll.LoadLibrary(path_or_ptr)
-            language_function: Callable[[], int] = getattr(self.lib, "tree_sitter_%s" % name)
+            language_function = getattr(self.lib, "tree_sitter_%s" % name)
             language_function.restype = c_void_p
             self.language_id = language_function()
         elif isinstance(path_or_ptr, int):