pw_env_setup: Update mypy to 0.991 and mypy-protobuf to 3.3.0

The setup.cfg file requires only mypy-protobuf>=3.2.0 but we pin down
3.3.0 for pigweed in the constraint.list file.

Workaround the issues found by the new mypy.

Test: pw presubmit
Change-Id: I5ab9b5e4485c17f7afb5eafbd4604a04af8ce897
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/126270
Reviewed-by: Wyatt Hepler <hepler@google.com>
Commit-Queue: Alex Deymo <deymo@google.com>

1 files changed, 10 insertions, 4 deletions

diff --git a/pw_package/py/pw_package/package_manager.py b/pw_package/py/pw_package/package_manager.py
index 4d3db7380..6221798ec 100644
--- a/pw_package/py/pw_package/package_manager.py
+++ b/pw_package/py/pw_package/package_manager.py
@@ -61,16 +61,22 @@ class Package:
         if os.path.exists(path):
             shutil.rmtree(path)
 
-    def status(self, path: pathlib.Path) -> bool:  # pylint: disable=no-self-use
+    def status(  # pylint: disable=no-self-use
+        self,
+        path: pathlib.Path,  # pylint: disable=unused-argument
+    ) -> bool:
         """Returns if package is installed at path and current.
 
         This method will be skipped if the directory does not exist.
         """
+        return False
 
-    def info(
-        self, path: pathlib.Path
-    ) -> Sequence[str]:  # pylint: disable=no-self-use
+    def info(  # pylint: disable=no-self-use
+        self,
+        path: pathlib.Path,  # pylint: disable=unused-argument
+    ) -> Sequence[str]:
         """Returns a short string explaining how to enable the package."""
+        return []
 
 
 _PACKAGES: Dict[str, Package] = {}