ADD file via upload

word.py

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+# -*- coding: utf-8 -*-
+"""
+Created on Sat Jan  3 18:40:21 2026
+
+@author: Admin
+"""
+
+import datetime
+import json
+import os
+
+# 单词本文件名
+WORD_BOOK_FILE = "word_book.json"
+
+def load_word_book():
+    """加载单词本，若文件不存在则创建空字典"""
+    if os.path.exists(WORD_BOOK_FILE):
+        with open(WORD_BOOK_FILE, "r", encoding="utf-8") as f:
+            return json.load(f)
+    return {}
+
+def save_word_book(word_book):
+    """保存单词本到文件"""
+    with open(WORD_BOOK_FILE, "w", encoding="utf-8") as f:
+        json.dump(word_book, f, ensure_ascii=False, indent=4)
+
+def add_word(word, translation):
+    """添加新单词，初始复习次数0，下次复习时间为当前时间"""
+    word_book = load_word_book()
+    if word not in word_book:
+        now = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+        # 单词信息：翻译、复习次数、下次复习时间
+        word_book[word] = {
+            "translation": translation,
+            "review_count": 0,
+            "next_review": now
+        }
+        save_word_book(word_book)
+        print(f"单词【{word}】添加成功！")
+    else:
+        print(f"单词【{word}】已存在！")
+
+def get_review_words():
+    """获取当前需要复习的单词"""
+    word_book = load_word_book()
+    now = datetime.datetime.now()
+    review_list = []
+    for word, info in word_book.items():
+        next_review = datetime.datetime.strptime(info["next_review"], "%Y-%m-%d %H:%M:%S")
+        if now >= next_review:
+            review_list.append((word, info["translation"]))
+    return review_list
+
+def review_word(word):
+    """完成单词复习，更新复习次数和下次复习时间（基于遗忘曲线调整间隔）"""
+    word_book = load_word_book()
+    if word in word_book:
+        count = word_book[word]["review_count"] + 1
+        intervals = [0.5, 2, 8, 24, 48, 168]  
+        interval = intervals[min(count, len(intervals)-1)]
+        next_time = datetime.datetime.now() + datetime.timedelta(hours=interval)
+        
+        word_book[word]["review_count"] = count
+        word_book[word]["next_review"] = next_time.strftime("%Y-%m-%d %H:%M:%S")
+        save_word_book(word_book)
+        print(f"单词【{word}】复习完成！下次复习时间：{next_time.strftime('%Y-%m-%d %H:%M:%S')}")
+    else:
+        print(f"单词【{word}】不存在！")
+
+# 主函数：简易交互界面
+def main():
+    while True:
+        print("\n===== 基于遗忘曲线的单词本 =====")
+        print("1. 添加单词")
+        print("2. 复习单词")
+        print("3. 退出")
+        choice = input("请输入操作序号：")
+        
+        if choice == "1":
+            word = input("请输入单词：")
+            translation = input("请输入翻译：")
+            add_word(word, translation)
+        elif choice == "2":
+            review_words = get_review_words()
+            if not review_words:
+                print("暂无需要复习的单词！")
+                continue
+            print("\n需要复习的单词：")
+            for idx, (word, trans) in enumerate(review_words, 1):
+                print(f"{idx}. {word} - {trans}")
+            target_word = input("请输入要复习的单词：")
+            review_word(target_word)
+        elif choice == "3":
+            print("退出程序，下次再见！")
+            break
+        else:
+            print("输入错误，请重新选择！")
+
+if __name__ == "__main__":
+    main()