Upgrade Python syntax by using Pyupgrade, adding it to Ruff (UP).

pyproject.toml

@@ -67,7 +67,7 @@ ignore_missing_imports = false
 
 [tool.ruff]
 line-length = 120
-include = ["examples/**/*.py", "src/**/*.py", "tests/**/*.py", "tests-integ/**/*.py"]
+include = ["examples/**/*.py", "src/**/*.py", "tests/**/*.py", "tests_integ/**/*.py"]
 exclude = ["**/*.md"]
 
 [tool.ruff.lint]
@@ -79,6 +79,7 @@ select = [
   "G", # logging format
   "I", # isort
   "LOG", # logging
+  "UP", # pyupgrade
 ]
 
 [tool.ruff.lint.per-file-ignores]

src/bedrock_agentcore/identity/auth.py

@@ -4,8 +4,9 @@
 import contextvars
 import logging
 import os
+from collections.abc import Callable
 from functools import wraps
-from typing import Any, Callable, Dict, List, Literal, Optional
+from typing import Any, Literal
 
 import boto3
 
@@ -22,14 +23,14 @@ def requires_access_token(
     *,
     provider_name: str,
     into: str = "access_token",
-    scopes: List[str],
-    on_auth_url: Optional[Callable[[str], Any]] = None,
+    scopes: list[str],
+    on_auth_url: Callable[[str], Any] | None = None,
     auth_flow: Literal["M2M", "USER_FEDERATION"],
-    callback_url: Optional[str] = None,
+    callback_url: str | None = None,
     force_authentication: bool = False,
-    token_poller: Optional[TokenPoller] = None,
-    custom_state: Optional[str] = None,
-    custom_parameters: Optional[Dict[str, str]] = None,
+    token_poller: TokenPoller | None = None,
+    custom_state: str | None = None,
+    custom_parameters: dict[str, str] | None = None,
 ) -> Callable:
     """Decorator that fetches an OAuth2 access token before calling the decorated function.
 
@@ -151,7 +152,7 @@ def sync_wrapper(*args: Any, **kwargs: Any) -> Any:
     return decorator
 
 
-def _get_oauth2_callback_url(user_provided_oauth2_callback_url: Optional[str]):
+def _get_oauth2_callback_url(user_provided_oauth2_callback_url: str | None):
     if user_provided_oauth2_callback_url:
         return user_provided_oauth2_callback_url
 
@@ -184,7 +185,7 @@ async def _set_up_local_auth(client: IdentityClient) -> str:
     config = {}
     if config_path.exists():
         try:
-            with open(config_path, "r", encoding="utf-8") as file:
+            with open(config_path, encoding="utf-8") as file:
                 config = json.load(file) or {}
         except Exception:
             print("Could not find existing workload identity and user id")