Merge pull request #139 from neutrinoceros/future_annotations

ENH: upgrade type annotations

pyproject.toml

@@ -11,3 +11,6 @@ omit = [
   "install_app.py",
   "tests/data/*.py",
 ]
+
+[tool.mypy]
+python_version = "3.7"

wxc/api.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import builtins
 import inspect
 import re
@@ -8,8 +10,6 @@
 from platform import python_version
 from types import BuiltinFunctionType
 from typing import Any
-from typing import Dict
-from typing import List
 
 if sys.version_info < (3, 8):
     import importlib_metadata as md
@@ -51,9 +51,9 @@ def get_builtin_obj(name: str):
 
 
 def get_suggestions(
-    candidates: List[str], target: str, *, max_dist: int = sys.maxsize
-) -> List[str]:
-    suggestions: Dict[int, List[str]] = defaultdict(list)
+    candidates: list[str], target: str, *, max_dist: int = sys.maxsize
+) -> list[str]:
+    suggestions: dict[int, list[str]] = defaultdict(list)
     minimal_distance: int = max_dist
     for a in candidates:
         d: int = levenshtein_distance(target, a, max_dist=minimal_distance)
@@ -64,7 +64,7 @@ def get_suggestions(
 
 
 @lru_cache(maxsize=128)
-def get_objects(name: str) -> List[Any]:
+def get_objects(name: str) -> list[Any]:
     if is_builtin(name):
         return [get_builtin_obj(name)]
 

wxc/cli.py

@@ -1,8 +1,8 @@
+from __future__ import annotations
+
 import inspect
 import sys
 from argparse import ArgumentParser
-from typing import List
-from typing import Optional
 
 from rich.progress import Progress
 from rich.progress import SpinnerColumn
@@ -29,7 +29,7 @@ def __new__(cls, content):
         return str.__new__(cls, content.replace("-", "_"))
 
 
-def main(argv: Optional[List[str]] = None) -> int:
+def main(argv: list[str] | None = None) -> int:
     parser = ArgumentParser()
     parser.add_argument(
         "name",