[web][typing] fix last remainign mypy admonitions

hades_logs/__init__.py

@@ -5,6 +5,7 @@
 This module provides access to Hades' radius logs utilizing its celery
 RPC api.
 """
+import typing as t
 import logging
 
 from celery.exceptions import TimeoutError as CeleryTimeoutError
@@ -110,7 +111,9 @@ def create_task(self, name, *args, **kwargs):
         full_task_name = f'{self.celery.main}.{name}'
         return self.celery.signature(full_task_name, args=args, kwargs=kwargs)
 
-    def fetch_logs(self, nasipaddress: str, nasportid: str, limit=100, reduced=True):
+    def fetch_logs(
+        self, nasipaddress: str, nasportid: str, limit: int = 100, reduced: bool = True
+    ) -> t.Iterator[RadiusLogEntry]:
         """Fetch the auth logs of the given port
 
         :param ipaddr nasipaddress: The IP address of the NAS

web/form/widgets.py

@@ -1,5 +1,5 @@
 import wtforms_widgets
-from wtforms import ValidationError
+from wtforms import ValidationError, Form
 
 from pycroft.model import session
 from pycroft.model.user import User
@@ -8,15 +8,15 @@
 class UserIDField(wtforms_widgets.fields.core.StringField):
     """A User-ID Field """
 
-    def __init__(self, *args, **kwargs):
+    def __init__(self, *args, **kwargs) -> None:
         super().__init__(*args, **kwargs)
 
-    def __call__(self, **kwargs):
+    def __call__(self, **kwargs) -> None:
         return super().__call__(
             **kwargs
         )
 
-    def pre_validate(self, form):
+    def pre_validate(self, form: Form) -> None:
         try:
             id = int(self.data)
         except ValueError: