add a few type hints

anki/decks.py

@@ -8,6 +8,7 @@ import operator
 import unicodedata
 from typing import Any, Dict, List, Optional, Set, Tuple, Union
 
+import anki  # pylint: disable=unused-import
 from anki.consts import *
 from anki.errors import DeckRenameError
 from anki.hooks import runHook
@@ -98,7 +99,7 @@ class DeckManager:
     # Registry save/load
     #############################################################
 
-    def __init__(self, col) -> None:
+    def __init__(self, col: "anki.storage._Collection") -> None:
         self.col = col
         self.decks = {}
         self.dconf = {}

anki/notes.py

@@ -4,6 +4,7 @@
 
 from typing import Any, List, Optional, Tuple
 
+import anki  # pylint: disable=unused-import
 from anki.utils import (
     fieldChecksum,
     guid64,
@@ -19,7 +20,10 @@ class Note:
     tags: List[str]
 
     def __init__(
-        self, col, model: Optional[Any] = None, id: Optional[int] = None
+        self,
+        col: "anki.storage._Collection",
+        model: Optional[Any] = None,
+        id: Optional[int] = None,
     ) -> None:
         assert not (model and id)
         self.col = col

anki/tags.py

@@ -14,6 +14,7 @@ import json
 import re
 from typing import Callable, Dict, List, Tuple
 
+import anki  # pylint: disable=unused-import
 from anki.hooks import runHook
 from anki.utils import ids2str, intTime
 
@@ -23,7 +24,7 @@ class TagManager:
     # Registry save/load
     #############################################################
 
-    def __init__(self, col) -> None:
+    def __init__(self, col: "anki.storage._Collection") -> None:
         self.col = col
         self.tags: Dict[str, int] = {}