When I run the game, it works for a bit but then when the first asteroid

gets to the bottom I get this:

Traceback (most recent call last):
  File "/root/making_with_code/mwc1/unit3/lab_retro/nav_game.py", line 14, in <module>
    game.play()
  File "/root/making_with_code/mwc1/unit3/lab_retro/retro/game.py", line 80, in play
    agent.play_turn(self)
  File "/root/making_with_code/mwc1/unit3/lab_retro/asteroid.py", line 16, in play_turn
    game.remove_agent_by_name(self.name)
AttributeError: 'Asteroid' object has no attribute 'name'

blessed/keyboard.pyi

@@ -0,0 +1,28 @@
+# std imports
+from typing import Set, Dict, Type, Mapping, TypeVar, Iterable, Optional, OrderedDict
+
+# local
+from .terminal import Terminal
+
+_T = TypeVar("_T")
+
+class Keystroke(str):
+    def __new__(
+        cls: Type[_T],
+        ucs: str = ...,
+        code: Optional[int] = ...,
+        name: Optional[str] = ...,
+    ) -> _T: ...
+    @property
+    def is_sequence(self) -> bool: ...
+    @property
+    def name(self) -> Optional[str]: ...
+    @property
+    def code(self) -> Optional[int]: ...
+
+def get_keyboard_codes() -> Dict[int, str]: ...
+def get_keyboard_sequences(term: Terminal) -> OrderedDict[str, int]: ...
+def get_leading_prefixes(sequences: Iterable[str]) -> Set[str]: ...
+def resolve_sequence(
+    text: str, mapper: Mapping[str, int], codes: Mapping[int, str]
+) -> Keystroke: ...