GIT-2045: use Optional instead of Union for Typing

sanic/blueprint_group.py

@@ -1,5 +1,5 @@
 from collections.abc import MutableSequence
-from typing import List, Union
+from typing import List, Optional, Union
 
 import sanic
 
@@ -98,7 +98,7 @@ def version(self) -> Union[None, str, int, float]:
         return self._version
 
     @property
-    def strict_slashes(self) -> Union[None, bool]:
+    def strict_slashes(self) -> Optional[bool]:
         """
         URL Slash termination behavior configuration
 
@@ -171,11 +171,7 @@ def _sanitize_blueprint(self, bp: "sanic.Blueprint") -> "sanic.Blueprint":
             merged_prefix = "/".join(
                 u.strip("/") for u in [self._url_prefix, bp.url_prefix or ""]
             ).rstrip("/")
-            bp.url_prefix = (
-                f"/{merged_prefix}"
-                if not merged_prefix.startswith("/")
-                else merged_prefix
-            )
+            bp.url_prefix = f"/{merged_prefix}"
         for _attr in ["version", "strict_slashes"]:
             if getattr(bp, _attr) is None:
                 setattr(bp, _attr, getattr(self, _attr))

sanic/models/futures.py

@@ -1,5 +1,5 @@
 from pathlib import PurePath
-from typing import NamedTuple, List, Union, Iterable
+from typing import NamedTuple, List, Union, Iterable, Optional
 
 from sanic.models.handler_types import (
     ListenerType,
@@ -11,15 +11,15 @@
 class FutureRoute(NamedTuple):
     handler: str
     uri: str
-    methods: Union[None, Iterable[str]]
+    methods: Optional[Iterable[str]]
     host: str
     strict_slashes: bool
     stream: bool
-    version: Union[None, int]
+    version: Optional[int]
     name: str
     ignore_body: bool
     websocket: bool
-    subprotocols: Union[None, List[str]]
+    subprotocols: Optional[List[str]]
     unquote: bool
     static: bool
 
@@ -47,6 +47,6 @@ class FutureStatic(NamedTuple):
     use_content_range: bool
     stream_large_files: bool
     name: str
-    host: Union[None, str]
-    strict_slashes: Union[None, bool]
-    content_type: Union[None, bool]
+    host: Optional[str]
+    strict_slashes: Optional[bool]
+    content_type: Optional[bool]