fix: linting errors

rockcraft/extensions/expressjs.py

@@ -17,7 +17,7 @@
 """An extension for the NodeJS based Javascript application extension."""
 import json
 import re
-from typing import Any, Dict, Tuple
+from typing import Any
 
 from overrides import override
 
@@ -43,7 +43,7 @@ class ExpressJSFramework(Extension):
 
     @staticmethod
     @override
-    def get_supported_bases() -> Tuple[str, ...]:
+    def get_supported_bases() -> tuple[str, ...]:
         """Return supported bases."""
         return "bare", "[email protected]", "[email protected]"
 
@@ -54,7 +54,7 @@ def is_experimental(base: str | None) -> bool:
         return True
 
     @override
-    def get_root_snippet(self) -> Dict[str, Any]:
+    def get_root_snippet(self) -> dict[str, Any]:
         """Fill in some default root components.
 
         Default values:
@@ -66,7 +66,7 @@ def get_root_snippet(self) -> Dict[str, Any]:
         """
         self._check_project()
 
-        snippet: Dict[str, Any] = {
+        snippet: dict[str, Any] = {
             "run-user": "_daemon_",
             "services": {
                 "app": {
@@ -120,7 +120,7 @@ def _gen_runtime_dependencies_part(self) -> dict:
         }
 
     @property
-    def _app_package_json(self):
+    def _app_package_json(self) -> dict:
         """Return the app package.json contents."""
         package_json_file = self.project_root / "package.json"
         if not package_json_file.exists():
@@ -138,7 +138,7 @@ def _app_name(self) -> str:
         return self._app_package_json["name"]
 
     @property
-    def _app_organise(self):
+    def _app_organise(self) -> dict:
         """Return the organised mapping for the ExpressJS project.
 
         Use the paths generated by the
@@ -150,7 +150,6 @@ def _app_organise(self):
             .get("expressjs-framework/install-app", {})
             .get("prime", [])
         )
-        print(user_prime)
         if not all(re.match(f"-? *{self.IMAGE_BASE_DIR}/", p) for p in user_prime):
             raise ExtensionError(
                 "expressjs-framework extension requires the 'prime' entry in the "
@@ -170,7 +169,7 @@ def _app_organise(self):
             if (self.project_root / "app" / f).exists()
         }
 
-    def _check_project(self):
+    def _check_project(self) -> None:
         """Ensure this extension can apply to the current rockcraft project.
 
         The ExpressJS framework assumes that: