Linux脚本操作的Python实现优化策略

import threading
import subprocess

def execute_command(command):
    result = subprocess.run(command, shell=True, capture_output=True, text=True)
    print(result.stdout)

command_list = ["ls", "pwd", "whoami"]
threads = []

for command in command_list:
    t = threading.Thread(target=execute_command, args=(command,))
    t.start()
    threads.append(t)

for t in threads:
    t.join()

import sqlite3

conn = sqlite3.connect('users.db')
c = conn.cursor()

# 创建用户表
c.execute('''CREATE TABLE IF NOT EXISTS users 
                (id INTEGER PRIMARY KEY AUTOINCREMENT,
                username TEXT NOT NULL,
                passWord TEXT NOT NULL)''')

# 插入用户信息
c.execute("INSERT INTO users (username, password) VALUES (?, ?)", ('admin', '123456'))
c.execute("INSERT INTO users (username, password) VALUES (?, ?)", ('user1', 'abcdef'))

# 查询用户信息
c.execute("SELECT * FROM users")
print(c.fetchall())

conn.commit()
conn.close()