Стратегия

MininaVD/docs2/data2/strategiesPathfinding_strategy.ipynb

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+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "3f8f5923-00bf-4fc2-88e9-6a51d6183c5b",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from abc import ABC, abstractmethod\n",
+    "from typing import List, Optional\n",
+    "from modelsMaze import Maze\n",
+    "from modelsCell import Cell\n",
+    "\n",
+    "class PathFindingStrategy(ABC):\n",
+    "    \"\"\"Интерфейс стратегии поиска пути (паттерн Strategy).\"\"\"\n",
+    "    \n",
+    "    @abstractmethod\n",
+    "    def find_path(self, maze: Maze, start: Cell, exit_cell: Cell) -> List[Cell]:\n",
+    "        \"\"\"\n",
+    "        Найти путь от start до exit_cell.\n",
+    "        Возвращает список клеток пути (включая start и exit) или пустой список.\n",
+    "        \"\"\"\n",
+    "        pass\n",
+    "    \n",
+    "    @property\n",
+    "    @abstractmethod\n",
+    "    def name(self) -> str:\n",
+    "        \"\"\"Имя стратегии для отчётов.\"\"\"\n",
+    "        pass\n",
+    "    \n",
+    "    def _reconstruct_path(self, came_from: dict, start: Cell, current: Cell) -> List[Cell]:\n",
+    "        \"\"\"Восстановить путь из словаря предков.\"\"\"\n",
+    "        path = []\n",
+    "        while current != start:\n",
+    "            path.append(current)\n",
+    "            current = came_from.get(current)\n",
+    "            if current is None:\n",
+    "                return []\n",
+    "        path.append(start)\n",
+    "        path.reverse()\n",
+    "        return path"
+   ]
+  }
+ ],
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+   "display_name": "Python [conda env:base] *",
+   "language": "python",
+   "name": "conda-base-py"
+  },
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+    "name": "ipython",
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+}