Add missing Optional type annotation

tomschr · tomschr · commit 98e845c80463 · 2022-11-10T14:28:56.000+01:00
diff --git a/src/semver/__main__.py b/src/semver/__main__.py
@@ -11,12 +11,12 @@
 """
 import os.path
 import sys
-from typing import List
+from typing import List, Optional
 
 from semver import cli
 
 
-def main(cliargs: List[str] = None) -> int:
+def main(cliargs: Optional[List[str]] = None) -> int:
     if __package__ == "":
         path = os.path.dirname(os.path.dirname(__file__))
         sys.path[0:0] = [path]
diff --git a/src/semver/_deprecated.py b/src/semver/_deprecated.py
@@ -7,17 +7,17 @@
 import warnings
 from functools import partial, wraps
 from types import FrameType
-from typing import Type, Callable, cast
+from typing import Type, Callable, Optional, cast
 
 from . import cli
 from .version import Version
 from ._types import Decorator, F, String
 
 
 def deprecated(
-    func: F = None,
-    replace: str = None,
-    version: str = None,
+    func: Optional[F] = None,
+    replace: Optional[str] = None,
+    version: Optional[str] = None,
     category: Type[Warning] = DeprecationWarning,
 ) -> Decorator:
     """
diff --git a/src/semver/cli.py b/src/semver/cli.py
@@ -12,7 +12,7 @@
 
 import argparse
 import sys
-from typing import cast, List
+from typing import cast, List, Optional
 
 from .version import Version
 from .__about__ import __version__
@@ -152,7 +152,7 @@ def process(args: argparse.Namespace) -> str:
     return args.func(args)
 
 
-def main(cliargs: List[str] = None) -> int:
+def main(cliargs: Optional[List[str]] = None) -> int:
     """
     Entry point for the application script.
 
diff --git a/src/semver/version.py b/src/semver/version.py
@@ -107,8 +107,8 @@ def __init__(
         major: SupportsInt,
         minor: SupportsInt = 0,
         patch: SupportsInt = 0,
-        prerelease: Union[String, int] = None,
-        build: Union[String, int] = None,
+        prerelease: Optional[Union[String, int]] = None,
+        build: Optional[Union[String, int]] = None,
     ):
         # Build a dictionary of the arguments except prerelease and build
         version_parts = {"major": int(major), "minor": int(minor), "patch": int(patch)}
