Python 图形用户界面（GUI）实战项目：打造个人记账应用

python复制编辑import tkinter as tk
from tkinter import ttk

root = tk.Tk()
root.title("我的记账本")
root.geometry("600x400")

python复制编辑tk.Label(root, text="金额：").grid(row=0, column=0)
amount_var = tk.StringVar()
tk.Entry(root, textvariable=amount_var).grid(row=0, column=1)

tk.Label(root, text="分类：").grid(row=1, column=0)
category_var = tk.StringVar()
tk.Entry(root, textvariable=category_var).grid(row=1, column=1)

tk.Label(root, text="备注：").grid(row=2, column=0)
note_var = tk.StringVar()
tk.Entry(root, textvariable=note_var).grid(row=2, column=1)

python复制编辑from datetime import datetime

tk.Label(root, text="日期：").grid(row=3, column=0)
date_var = tk.StringVar(value=datetime.now().strftime("%Y-%m-%d"))
tk.Entry(root, textvariable=date_var).grid(row=3, column=1)

csv复制编辑日期,金额,分类,备注
2025-06-10,50,餐饮,午饭
2025-06-10,120,交通,打车

python复制编辑import csv

def save_record():
    with open("records.csv", mode="a", newline='', encoding="utf-8") as file:
        writer = csv.writer(file)
        writer.writerow([
            date_var.get(),
            amount_var.get(),
            category_var.get(),
            note_var.get()
        ])
    show_records()  # 刷新账单列表

python复制编辑tk.Button(root, text="添加记录", command=save_record).grid(row=4, column=0, columnspan=2, pady=10)

python复制编辑tree = ttk.Treeview(root, columns=("日期", "金额", "分类", "备注"), show="headings")
tree.heading("日期", text="日期")
tree.heading("金额", text="金额")
tree.heading("分类", text="分类")
tree.heading("备注", text="备注")
tree.grid(row=5, column=0, columnspan=4)

python复制编辑def show_records():
    for row in tree.get_children():
        tree.delete(row)

    try:
        with open("records.csv", newline='', encoding="utf-8") as file:
            reader = csv.reader(file)
            for row in reader:
                tree.insert('', tk.END, values=row)
    except FileNotFoundError:
        pass

show_records()

python复制编辑def summary():
    total_income = 0
    total_expense = 0
    with open("records.csv", newline='', encoding="utf-8") as file:
        reader = csv.reader(file)
        for row in reader:
            try:
                amount = float(row[1])
                if amount > 0:
                    total_income += amount
                else:
                    total_expense += abs(amount)
            except:
                continue
    result = f"总收入：{total_income} 元，支出：{total_expense} 元"
    result_label.config(text=result)

tk.Button(root, text="查看汇总", command=summary).grid(row=6, column=0, pady=10)
result_label = tk.Label(root, text="")
result_label.grid(row=6, column=1)

python复制编辑import matplotlib.pyplot as plt
from collections import defaultdict

def show_pie_chart():
    data = defaultdict(float)
    with open("records.csv", newline='', encoding="utf-8") as file:
        reader = csv.reader(file)
        for row in reader:
            try:
                amount = float(row[1])
                if amount < 0:
                    data[row[2]] += abs(amount)
            except:
                continue
    labels = data.keys()
    sizes = data.values()

    plt.pie(sizes, labels=labels, autopct='%1.1f%%')
    plt.title("支出分类占比图")
    plt.axis('equal')
    plt.show()

tk.Button(root, text="支出图表", command=show_pie_chart).grid(row=6, column=2, pady=10)

bash复制编辑python my_budget_app.py

css复制编辑📂记账系统
├── main.py
├── records.csv
├── readme.md
└── 📂assets
    └── icons, logo 等