fix circular import errors so the server and start again

server/GameBoard.py

@@ -1,7 +1,8 @@
+from snakes.TemplateSnake import TemplateSnake
 from datetime import datetime
 
 class GameBoard:
-  def __init__(self, game_id:str, width:int, height:int, ruleset:dict, source:str, map:str, snake_class):
+  def __init__(self, game_id:str, width:int, height:int, ruleset:dict, source:str, map:str, snake_class:TemplateSnake):
     self.id = game_id
     self.width = width
     self.height = height

server/dataset/Dataset.py

@@ -1,9 +1,12 @@
-from server.GameBoard import GameBoard
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+  from server.GameBoard import GameBoard
 
 class Dataset:
   VALID_MOVES = {"up", "down", "left", "right"}
 
-  def __init__(self, game_board:GameBoard):
+  def __init__(self, game_board:'GameBoard'):
     self.game_board = game_board
 
   def _did_we_win(self):

server/game_state_store/MemoryGameBoardStore.py

@@ -1,10 +1,13 @@
-from server.GameBoard import GameBoard
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+  from server.GameBoard import GameBoard
 
 class MemoryGameBoardStore:
   def __init__(self, **kwargs):
     self._state:dict[str, object] = {}
 
-  async def save(self, game_id:str, game_board:GameBoard) -> None:
+  async def save(self, game_id:str, game_board:'GameBoard') -> None:
     self._state[game_id] = game_board
 
   async def load(self, game_id:str):

server/game_state_store/RedisGameBoardStore.py

@@ -1,6 +1,9 @@
-from server.GameBoard import GameBoard
+from typing import TYPE_CHECKING
 import inspect, pickle
 
+if TYPE_CHECKING:
+  from server.GameBoard import GameBoard
+
 class RedisGameBoardStore:
   def __init__(self, redis_url:str="redis://localhost:6379/0", key_prefix:str="snake:gameboard", ttl_seconds:int=900, **kwargs):
     self.redis_url = redis_url
@@ -23,7 +26,7 @@ class RedisGameBoardStore:
   def _key(self, game_id:str) -> str:
     return f"{self.key_prefix}:{game_id}"
 
-  async def save(self, game_id:str, game_board:GameBoard) -> None:
+  async def save(self, game_id:str, game_board:'GameBoard') -> None:
     redis = await self._get_redis()
     payload = pickle.dumps(game_board, protocol=pickle.HIGHEST_PROTOCOL)
     await redis.set(self._key(game_id), payload, ex=self.ttl_seconds)

server/services/game_runtime.py

@@ -4,7 +4,7 @@ import time
 from server.metrics import MetricsCollector
 from server.GameBoard import GameBoard
 
-from storage import StorageLoader
+from server.storage import StorageLoader
 from snakes import SnakeBuilder
 
 class GameRuntimeService:

server/storage/LocalStorage.py

@@ -1,5 +1,9 @@
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+  from server.GameBoard import GameBoard
+
 from server.dataset.Dataset import Dataset
-from server.GameBoard import GameBoard
 from server.Files import save_file
 
 import aiofiles
@@ -21,7 +25,7 @@ class LocalStorage:
     self.dataset_compress_rotated = os.getenv("DATASET_COMPRESS_ROTATED", "true").strip().lower() in ("1", "true", "yes", "on")
     self.dataset_max_bytes = int(float(os.getenv("DATASET_JSONL_MAX_MB", "50")) * 1024 * 1024)
 
-  def _get_active_dataset_path(self, game_board:GameBoard):
+  def _get_active_dataset_path(self, game_board:'GameBoard'):
     if not self.dataset_rotate_daily:
       return self.dataset_jsonl_path
 
@@ -60,7 +64,7 @@ class LocalStorage:
 
       self._gzip_file(os.path.join(folder, name))
 
-  async def _rotate_if_needed(self, active_path:str, game_board:GameBoard):
+  async def _rotate_if_needed(self, active_path:str, game_board:'GameBoard'):
     if self.dataset_max_bytes <= 0:
       return
     if not await aiofiles.os.path.exists(active_path):
@@ -81,7 +85,7 @@ class LocalStorage:
     if self.dataset_compress_rotated:
       self._gzip_file(rotated_path)
 
-  def _build_dataset_rows(self, dataset_payload:dict, game_board:GameBoard):
+  def _build_dataset_rows(self, dataset_payload:dict, game_board:'GameBoard'):
     game_info = dataset_payload.get("game", {})
     snake_info = dataset_payload.get("snake", {})
 
@@ -102,7 +106,7 @@ class LocalStorage:
       })
     return rows
 
-  async def _append_dataset_jsonl(self, dataset_payload:dict, game_board:GameBoard):
+  async def _append_dataset_jsonl(self, dataset_payload:dict, game_board:'GameBoard'):
     rows = self._build_dataset_rows(dataset_payload, game_board)
     if len(rows) == 0:
       return
@@ -116,7 +120,7 @@ class LocalStorage:
       for row in rows:
         await f.write(json.dumps(row, ensure_ascii=False) + "\n")
 
-  def _get_correct_folder_for_save_file(self, game_board:GameBoard, file_name:str, game_type:str, leader_board:bool, winner:bool):
+  def _get_correct_folder_for_save_file(self, game_board:'GameBoard', file_name:str, game_type:str, leader_board:bool, winner:bool):
     storage_folder = self.file_path
     if leader_board:
       storage_folder = os.path.join(storage_folder, "00_Leaderboards")
@@ -136,7 +140,7 @@ class LocalStorage:
 
     return os.path.join(storage_folder, file_name)
 
-  async def save(self, game_board:GameBoard):
+  async def save(self, game_board:'GameBoard'):
     game_type = game_board.get_type_of_game()
     dataset = Dataset(game_board).build(only_good_moves=True)
 

server/storage/__init__.py

@@ -1,6 +1,9 @@
+from .LocalStorage import LocalStorage
+from .EdgeDB import EdgeDB
+
 class StorageLoader:
   @classmethod
-  def build(self, selected_storage: str):
+  def build(self, selected_storage:str) -> LocalStorage|EdgeDB:
     storage_module = __import__(f"server.storage.{selected_storage}", fromlist=[selected_storage])
     storage_class = getattr(storage_module, selected_storage)
     return storage_class

snakes/TemplateSnake.py

@@ -1,4 +1,8 @@
-from server.GameBoard import GameBoard
+from typing import TYPE_CHECKING
+
+if TYPE_CHECKING:
+  from server.GameBoard import GameBoard
+
 import random
 
 class TemplateSnake:
@@ -22,7 +26,7 @@ class TemplateSnake:
   def add_calculations(self, calculations:dict):
     self.calculations.append(calculations)
 
-  def choose_move(self, game_data:GameBoard):
+  def choose_move(self, game_data:'GameBoard'):
     self.game_board = game_data
     self.calculations = []
     self.eat_the_snake_overwrite = False