目录
- 效果图
- 实现思路
- 1. 题目生成器
- 2. 把题目生成Word
- 3. GUI界面(假装专业的操作面板)
昨天加完班刚躺下,手机突然"叮咚"一声。我眯着眼划开屏幕,嫂子发来条59秒的语音:"花花啊,你侄子数学最近不好,计算题总出错,想多练练,但每天手写出题太费时间!从网上找的题目好多都要收费,我手抄了三天实在扛不住了,你们程序员不是会搞什么自动化吗?帮帮忙啊!"
为了挽救嫂子的家庭幸福,也出于对小侄子的关心,我回复了一个ok,抄起电脑就开始噼里啪啦敲代码...
代码比想象中简单的多
效果图
先给大伙看最终效果:
支持四种题型自由组合,自动去重,还能导出带答案的Word文档,直接打印就能用。
实现思路
核心代码其实就三大块:
1. 题目生成器
def generate_question(selected_operations): operators = selected_operations num1 = random.randint(1, 100) num2 = random.randint(1, 100) operator = random.choice(operators) # 确保生成的题目符合条件 if operator == '+': return num1, operator, num2, num1 + num2 elif operator == '-': while num2 > num1: # 保证减法不为负数 num1 ,num2 = num2 ,num1 return num1, operator, num2, num1 - num2 elif operator == '*': return num1, '', num2, num1 * num2 elif operator == '/': num1 = random.randintpython(1, 100) * random.randint(1, 10) # 确保能整除 num2 = random.randint(1, 10) return num1, '', num2, num1 // num2 # 生成题目的函数 def generate_questions(quantity, selected_operations): questions = [] answers = [] for i in range(quantity): num1, operator, num2, answer = generate_question(selected_operations) question = f"{num1} {operator} {num2} = " questions.append(question) answers.append(f"{question} {answer}") print(len(questions),len(answers)) return questions, answers
重点细节:
- 减法自动交换数字避免负数(小学生还没学负数呢!)
- 除法确保能整除
2. 把题目生成Word
from docx import Document from docx.enum.text import WD_ALIGN_PARAGRAPH from docx.enum.section import WD_SECTION_START def save_to_word(questions, answers, filename="小学生计算题.docx"): doc = Document() # 添加数学题目标题 title = doc.add_heading('数学题目', 0) title.alignment = WD_ALIGN_PARAGRAPH.CENTER # 插入"连续分节",设置4栏,题目区域都属于这一节 section = doc.add_section(start_type=WD_SECTION_START.CONTINUOUS) sectPr = section._sectPr cols = sectPr.xpath('./w:cols')[0] cols.set('num', '4') # 添加题目内容 for q in questions: p = doc.add_paragraph(q) p.paragraph_format.alignment = WD_ALIGN_PARAGRAPH.LEFT # 左对齐 # 插入一个新的页面,用新节保持正确格式 doc.add_page_break() # 添加答案标题 answer_title = doc.add_heading('答案', 0) answer_title.alignment = WD_ALIGN_PARAGRAPH.CENTER # 插入新的"连续分节",设置4栏,答案区域也属于这一节 section = doc.add_section(start_type=WD_SECTION_START.CONTINUOUS) sectPr = section._sectPr cols = sectPr.xpath('./w:cols')[0] cols.set('num', '4') # 添加答案内容 for a in answers: p = doc.add_paragraph(a) p.paragraph_format.alignment = WD_ALIGN_PARAGRAPH.LEFT doc.save(filen编程ame)
为了给嫂子节省打印前,这里用了Word的分栏功能,一行四道题目。
3. GUI界面(假装专业的操作面板)
import tkinter as tk from tkinter import messagebox # GUI界面 def on_generate(): try: quantity = int(entry_quantity.get()) selected_operations = [] if var_add.get(): selected_operations.append('+') if var_sub.get(): selected_operations.append('-') if var_mul.get(): selected_operations.append('*') if var_div.get(): selected_operations.append('/') if not selected_operations: selected_operations = 'All' 编程客栈 questions, answers = generate_questions(quantity, selected_operations) save_to_word(questions, answers) except ValueError: messagebox.showerror("编程输入错误", "请输入有效的题目数量") # 创建主窗口 root = tk.Tk() root.title("小学生出题工具") root.geometry("400x350") root.config(bg="#f5f5f5") label_quantity = tk.Label(root, text="请输入题目数量:", font=("微软雅黑", 12), bg="#f5f5f5") label_quantity.grid(row=0, column=0, padx=20, pady=10, sticky="w") entry_quantity = tk.Entry(root, font=("微软雅黑", 12), width=15) entry_quantity.insert(0, "100") entry_quantity.grid(row=0, column=1, padx=20, pady=10) label_operations = tk.Label(root, text="请选择题目类型:", font=("微软雅黑", 12), bg="#f5f5f5") label_operations.grid(row=1, column=0, padx=20, pady=10, sticky="w") var_add = tk.BooleanVar() var_sub = tk.BooleanVar() var_mul = tk.BooleanVar() var_div = tk.BooleanVar() check_add = tk.Checkbutton(root, text="加法", variable=var_add, font=("微软雅黑", 12)) check_add.grid(row=2, column=0, padx=20, sticky="w") check_sub = tk.Checkbutton(root, text="减法", variable=var_sub, font=("微软雅黑", 12)) check_sub.grid(row=3, column=0, padx=20, sticky="w") check_mul = tk.Checkbutton(root, text="乘法", variable=var_mul, font=("微软雅黑", 12)) check_mul.grid(row=4, column=0, padx=20, sticky="w") check_div = tk.Checkbutton(root, text="除法", variable=var_div, font=("微软雅黑", 12)) check_div.grid(row=5, column=0, padx=20, sticky="w") button_generate = tk.Button(root, text="生成题目", command=on_generate, font=("微软雅黑", 14), bg="#4CAF50", fg="white") button_generate.grid(row=6, column=0, columnspan=2, pady=40) root.mainloop()
设计心得:
grid
布局比pack
更适合这种规整的界面- 默认生成100道题目,小侄子看了更开心
没想到栽在这些小细节上
- 侄子说除不尽的计算题看不懂
- 减法为什么有负数,我们还没学负数
- 乘号写成
*
,除号写成/
结果被侄子吐槽"和作业本长得不一样
最绝的是加了个一键导出答案,嫂子现在每天把题目和答案分开打印,侄子做完自己核对,彻底js解放家长!
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