一文分享4个Python实用脚本让你效率爆表

# -*- coding: utf-8 -*-
# 久坐弹窗提醒
# 打包后自动开机后台运行 把生成的exe放到 win+r → shell:startup 文件夹里即可
# 打包成exe：pyinstaller --onefile --noconsole stand_up.py

import ctypes
import time
import os
import sys
import pathlib

title = "休息提醒"
msg   = "你已久坐1小时，站起来活动一下吧！"

def popup():
    ctypes.windll.user32.messageboxw(0, msg, title, 0x00000040 | 0x00000030)

def main():
    # 单例：防止重复运行
    lock = pathlib.path(__file__).with_suffix('.lock')
    if lock.exists():
        sys.exit(0)
    lock.write_text(str(os.getpid()))
    try:
        while true:
            time.sleep(60 * 60)   #间隔1小时
            popup()
    finally:
        lock.unlink(missing_ok=true)

if __name__ == '__main__':
    main()

# -*- coding: utf-8 -*-
# 点外卖弹窗提醒
# 打包后自动开机后台运行 把生成的exe放到 win+r → shell:startup 文件夹里即可
# 打包成exe：pyinstaller --onefile --noconsole food_order.py

import time
import datetime
import ctypes
import os
import sys
import pathlib

title = "点外卖啦～"
msg   = "10点了，记得点外卖！"

def popup():
    """调用 windows 系统弹窗 + 提示音"""
    ctypes.windll.user32.messageboxw(0, msg, title, 0x00000040 | 0x00000030)

def next_10am():
    now = datetime.datetime.now()
    today10 = now.replace(hour=10, minute=0, second=0, microsecond=0)
    return today10 if now < today10 else today10 + datetime.timedelta(days=1)

def main():
    # 单例：若已运行则退出
    lock = pathlib.path(__file__).with_suffix('.lock')
    if lock.exists():
        sys.exit(0)
    lock.write_text(str(os.getpid()))
    try:
        while true:
            sec = (next_10am() - datetime.datetime.now()).total_seconds()
            if sec > 0:
                time.sleep(sec)
            popup()
            time.sleep(60*60*24)          # 一天只弹一次
    finally:
        lock.unlink(missing_ok=true)

if __name__ == '__main__':
    main()

# -*- coding: utf-8 -*-
# 多个excel合并成1个excel多个sheet
# 打包成exe：pyinstaller --onefile --noconsole excel_merge.py

import os
import tkinter as tk
from tkinter import filedialog, messagebox
from openpyxl import workbook, load_workbook
from copy import copy

def sanitize_sheet_name(name):
    """清理 excel sheet 名称中的非法字符"""
    invalid_chars = ['/', '\', '*', '?', ':', '[', ']', '"']
    for ch in invalid_chars:
        name = name.replace(ch, '_')
    return name[:31]  # excel sheet 名称最多 31 个字符

def copy_cell(source_cell, target_cell):
    """复制单元格内容与样式"""
    target_cell.value = source_cell.value
    if source_cell.has_style:
        target_cell.font = copy(source_cell.font)
        target_cell.border = copy(source_cell.border)
        target_cell.fill = copy(source_cell.fill)
        target_cell.number_format = copy(source_cell.number_format)
        target_cell.protection = copy(source_cell.protection)
        target_cell.alignment = copy(source_cell.alignment)

def copy_worksheet(src_ws, dst_wb, new_sheet_name):
    """复制一个工作表到目标工作簿"""
    new_sheet = dst_wb.create_sheet(title=new_sheet_name)
    for row in src_ws.iter_rows():
        for cell in row:
            if cell.column_letter in src_ws.column_dimensions:
                new_sheet.column_dimensions[cell.column_letter].width = src_ws.column_dimensions[cell.column_letter].width
            if cell.row in src_ws.row_dimensions:
                new_sheet.row_dimensions[cell.row].height = src_ws.row_dimensions[cell.row].height
            new_cell = new_sheet.cell(row=cell.row, column=cell.column)
            copy_cell(cell, new_cell)

    # 复制合并区域
    for merge_range in src_ws.merged_cells.ranges:
        new_sheet.merge_cells(str(merge_range))

    # 复制注释
    for comment in src_ws._comments:
        new_sheet.add_comment(comment.text, comment.author, comment.shape_id)

    # 复制图像（如果需要）
    for img in src_ws._images:
        new_sheet.add_image(img)

def merge_excel_files_to_sheets(file_paths, output_path):
    """将多个 excel 文件合并到一个文件的不同 sheet 中（保留样式）"""
    if not file_paths:
        return

    # 创建新工作簿
    new_wb = workbook()
    new_wb.remove(new_wb.active)  # 删除默认的 sheet

    for file_path in file_paths:
        try:
            wb = load_workbook(file_path)
            base_name = os.path.splitext(os.path.basename(file_path))[0]
            sheet_name = sanitize_sheet_name(base_name)
            for ws in wb.worksheets:
                ws_name = f"{sheet_name}_{ws.title}" if len(wb.worksheets) > 1 else sheet_name
                copy_worksheet(ws, new_wb, ws_name)
        except exception as e:
            print(f"读取文件失败: {file_path} - {e}")
            continue

    # 保存合并后的文件
    new_wb.save(output_path)
    messagebox.showinfo("完成", "文件合并完成！样式已保留。")

def select_files():
    """gui 界面：选择多个 excel 文件并指定输出路径"""
    root = tk.tk()
    root.withdraw()  # 隐藏主窗口

    # 选择多个 excel 文件
    file_paths = filedialog.askopenfilenames(
        title="选择 excel 文件",
        filetypes=[("excel 文件", "*.xlsx")]
    )
    if not file_paths:
        messagebox.showwarning("警告", "未选择任何文件。")
        return

    # 选择输出路径
    output_path = filedialog.asksaveasfilename(
        title="保存合并后的 excel 文件",
        defaultextension=".xlsx",
        filetypes=[("excel 文件", "*.xlsx")]
    )
    if not output_path:
        return

    # 合并文件
    merge_excel_files_to_sheets(file_paths, output_path)

if __name__ == "__main__":
    select_files()

# -*- coding: utf-8 -*-
# 强密码生成器
# 打包成exe：pyinstaller --onefile --noconsole strong_passwd.py

import secrets, string, argparse, sys

def pwd(length=16, symbols=true):
    pool = string.ascii_letters + string.digits
    if symbols:
        pool += string.punctuation
    return ''.join(secrets.choice(pool) for _ in range(length))

if __name__ == '__main__':
    ap = argparse.argumentparser()
    ap.add_argument('-l', '--length', type=int, default=16)
    ap.add_argument('-n', '--no-symbols', action='store_true')
    args = ap.parse_args()
    print(pwd(args.length, not args.no_symbols))