implement review comments

.pre-commit-config.yaml

@@ -10,13 +10,15 @@ repos:
     -   id: setup-cfg-fmt
         args: [--include-version-classifiers]
 - repo: https://github.com/psf/black
-  rev: 22.10.0
+  rev: 22.12.0
   hooks:
       - id: black
         language_version: python3
 -   repo: https://github.com/pre-commit/mirrors-mypy
     rev: 'v0.991' 
     hooks:
     -   id: mypy
+        args: []
         additional_dependencies:
-          - "pytest==7.2.0"
+          - "pytest==7.2.0"
+          - "tomli"

pyproject.toml

@@ -6,4 +6,4 @@ build-backend = "setuptools.build_meta"
 [tool.setuptools_scm]
 
 [tool.mypy]
-strict = true
+strict = true

setup.cfg

@@ -7,7 +7,7 @@ url = https://github.com/RonnyPfannschmidt/iniconfig
 author = Ronny Pfannschmidt, Holger Krekel
 author_email = pensource@ronnypfannschmidt.de, holger.krekel@gmail.com
 license = MIT
-license_file = LICENSE
+license_files = LICENSE
 platforms = unix, linux, osx, cygwin, win32
 classifiers =
     Development Status :: 4 - Beta

setup.py

@@ -1,7 +1,7 @@
-from setuptools import setup
+from setuptools import setup  # type: ignore[import]
 
 # Ensures that setuptools_scm is installed, so wheels get proper versions
-import setuptools_scm  # noqa
+import setuptools_scm  # type: ignore[import]
 
 
 def local_scheme(version: object) -> str:

src/iniconfig/__init__.py

@@ -17,6 +17,7 @@
     cast,
 )
 
+import os
 
 if TYPE_CHECKING:
     from typing_extensions import Final
@@ -35,7 +36,7 @@ class SectionWrapper:
     config: Final[IniConfig]
     name: Final[str]
 
-    def __init__(self, config: IniConfig, name: str):
+    def __init__(self, config: IniConfig, name: str) -> None:
         self.config = config
         self.name = name
 
@@ -57,7 +58,7 @@ def __iter__(self) -> Iterator[str]:
         section: Mapping[str, str] = self.config.sections.get(self.name, {})
 
         def lineof(key: str) -> int:
-            return self.config.lineof(self.name, key)  # type: ignore
+            return self.config.lineof(self.name, key)  # type: ignore[return-value]
 
         yield from sorted(section, key=lineof)
 
@@ -71,30 +72,35 @@ class IniConfig:
     sections: Final[Mapping[str, Mapping[str, str]]]
 
     def __init__(
-        self, path: str, data: str | None = None, encoding: str = "utf-8"
+        self,
+        path: str | os.PathLike[str],
+        data: str | None = None,
+        encoding: str = "utf-8",
     ) -> None:
-        self.path = str(path)  # convenience
+        self.path = os.fspath(path)
         if data is None:
             with open(self.path, encoding=encoding) as fp:
                 data = fp.read()
 
-        tokens = _parse.parse_lines(path, data.splitlines(True))
+        tokens = _parse.parse_lines(self.path, data.splitlines(True))
 
         self._sources = {}
         sections_data: dict[str, dict[str, str]]
         self.sections = sections_data = {}
 
         for lineno, section, name, value in tokens:
             if section is None:
-                raise ParseError(path, lineno, "no section header defined")
+                raise ParseError(self.path, lineno, "no section header defined")
             self._sources[section, name] = lineno
             if name is None:
                 if section in self.sections:
-                    raise ParseError(path, lineno, f"duplicate section {section!r}")
+                    raise ParseError(
+                        self.path, lineno, f"duplicate section {section!r}"
+                    )
                 sections_data[section] = {}
             else:
                 if name in self.sections[section]:
-                    raise ParseError(path, lineno, f"duplicate name {name!r}")
+                    raise ParseError(self.path, lineno, f"duplicate name {name!r}")
                 assert value is not None
                 sections_data[section][name] = value
 

src/iniconfig/exceptions.py

@@ -10,8 +10,8 @@ class ParseError(Exception):
     lineno: Final[int]
     msg: Final[str]
 
-    def __init__(self, path: str, lineno: int, msg: str):
-        Exception.__init__(self, path, lineno, msg)
+    def __init__(self, path: str, lineno: int, msg: str) -> None:
+        super().__init__(path, lineno, msg)
         self.path = path
         self.lineno = lineno
         self.msg = msg