import os

# 執(zhí)行系統(tǒng)命令
result = os.system('ls -l')
print(f'命令執(zhí)行結(jié)果: {result}')

import subprocess

# 執(zhí)行命令并獲取輸出
result = subprocess.run(['ls', '-l'], capture_output=True, text=True)
print(f'命令輸出: {result.stdout}')

import shutil

# 復(fù)制文件
shutil.copy('source.txt', 'destination.txt')

import os

for root, dirs, files in os.walk('/path/to/directory'):
    print(f'Root: {root}, Directories: {dirs}, Files: {files}')

import glob

# 匹配所有.txt文件
for filename in glob.glob('*.txt'):
    print(filename)

import tempfile

# 創(chuàng)建臨時(shí)文件
with tempfile.NamedTemporaryFile(delete=False) as temp_file:
    temp_file.write(b'Hello, world!')
    print(f'Temp file created: {temp_file.name}')

from pathlib import Path

# 創(chuàng)建路徑對象
path = Path('/path/to/directory')

# 獲取目錄內(nèi)容
for file in path.iterdir():
    print(file)

import platform

print(f'System: {platform.system()}')
print(f'Node Name: {platform.node()}')
print(f'Release: {platform.release()}')

import psutil

# 獲取CPU使用率
print(f'CPU Usage: {psutil.cpu_percent()}%')

from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler


class MyHandler(FileSystemEventHandler):
    def on_modified(self, event):
        print(f'File {event.src_path} has been modified')


# 創(chuàng)建事件處理器和觀察者
event_handler = MyHandler()
observer = Observer()
observer.schedule(event_handler, path='', recursive=False)
observer.start()

try:
    while True:
        time.sleep(1)
except KeyboardInterrupt:
    observer.stop()
observer.join()

import paramiko

# 創(chuàng)建SSH客戶端
ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh.connect('hostname', username='username', password='password')

# 執(zhí)行命令
stdin, stdout, stderr = ssh.exec_command('ls -l')
print(stdout.read().decode())

# 關(guān)閉連接
ssh.close()

from fabric import Connection

c = Connection('hostname', user='username', connect_kwargs={'password': 'password'})
result = c.run('ls -l')
print(result.stdout)

from croniter import croniter
from datetime import datetime

cron = croniter('*/5 * * * *', datetime.now())
for _ in range(5):
    print(cron.get_next(datetime))

import schedule
import time

def job():
    print('Job executed')

# 安排任務(wù)每分鐘執(zhí)行一次
schedule.every(1).minutes.do(job)

while True:
    schedule.run_pending()
    time.sleep(1)

from apscheduler.schedulers.background import BackgroundScheduler
import time

def my_job():
    print('Job executed')

scheduler = BackgroundScheduler()
scheduler.add_job(my_job, 'interval', seconds=5)
scheduler.start()

try:
    while True:
        time.sleep(2)
except (KeyboardInterrupt, SystemExit):
    scheduler.shutdown()

import shutil
import schedule
import time
from datetime import datetime

def backup(source, destination):
    shutil.copytree(source, destination + '/' + datetime.now().strftime('%Y%m%d_%H%M%S'))
    print(f'Backup completed at {datetime.now()}')

# 安排每天凌晨1點(diǎn)執(zhí)行備份任務(wù)
schedule.every().day.at('01:00').do(backup, '/path/to/source', '/path/to/destination')

while True:
    schedule.run_pending()
    time.sleep(1)