DpdkTestpmd Installer: mypy annotations

microsoft/testsuites/dpdk/common.py

@@ -3,7 +3,7 @@
 
 from datetime import datetime
 from pathlib import PurePath
-from typing import Any, Callable, Dict, List, Optional, Sequence
+from typing import Any, Callable, Dict, List, Optional, Sequence, Type, Union
 
 from assertpy import assert_that
 from semver import VersionInfo
@@ -36,7 +36,7 @@ class OsPackageDependencies:
     def __init__(
         self,
         os_matcher: Callable[[Posix], bool],
-        packages: Sequence[str | Tool | type[Tool]],
+        packages: Sequence[Union[str, Tool, Type[Tool]]],
     ) -> None:
         self.check_node_os = os_matcher
         self.packages = packages
@@ -49,7 +49,7 @@ def __init__(self, requirements: List[OsPackageDependencies]) -> None:
 
     # evaluate the list of package dependencies,
     def install_required_packages(
-        self, node: Node, extra_args: List[str] | None
+        self, node: Node, extra_args: Union[List[str], None]
     ) -> None:
         os = node.os
         if not isinstance(os, Posix):
@@ -73,7 +73,7 @@ class Installer:
 
     # setup the node before starting
     # ex: updating the kernel, enabling features, checking drivers, etc.
-    def _setup_node(self):
+    def _setup_node(self) -> None:
         raise NotImplementedError(f"_setup_node {self._err_msg}")
 
     # check if the package is already installed:
@@ -131,7 +131,7 @@ def __init__(
                 self._node.os, "Installer parent class requires Posix OS."
             )
         self._os: Posix = self._node.os
-        self._package_manager_extra_args = []
+        self._package_manager_extra_args: List[str] = []
         self._os_dependencies = os_dependencies
 
 

microsoft/testsuites/dpdk/dpdktestpmd.py

@@ -34,6 +34,7 @@
 from microsoft.testsuites.dpdk.common import (
     GitInstall,
     InstallDependencies,
+    Installer,
     OsPackageDependencies,
     PackageManagerInstall,
     SourceInstall,
@@ -142,7 +143,7 @@ def get_debian_backport_repo_args(os: Debian) -> List[str]:
 
 
 class DpdkPackageManagerInstall(PackageManagerInstall):
-    def _setup_node(self):
+    def _setup_node(self) -> None:
         if isinstance(self._os, Debian):
             self._package_manager_extra_args = get_debian_backport_repo_args(self._os)
             if self._os.information.version < "22.4.0":
@@ -181,7 +182,7 @@ def _check_if_installed(self) -> bool:
             # so PkgConfig info was not found
             return False
 
-    def _setup_node(self):
+    def _setup_node(self) -> None:
         self._source_path = self._node.get_working_path().joinpath("dpdk")
 
         if isinstance(self._os, Debian):
@@ -746,7 +747,7 @@ def __init__(self, *args: Any, **kwargs: Any) -> None:
         self._expected_install_path = ""
         self._determine_network_hardware()
         if self.use_package_manager_install():
-            self.installer = DpdkPackageManagerInstall(
+            self.installer: Installer = DpdkPackageManagerInstall(
                 self.node, DPDK_PACKAGE_MANAGER_PACKAGES
             )
         # if not package manager, choose source installation