import os
def batch_rename(directory, find_str, replace_str, prefix=''):
    for filename in os.listdir(directory):
        if find_str in filename:
            new_filename = filename.replace(find_str, replace_str)
            new_filename = prefix + new_filename if prefix else new_filename
            os.rename(os.path.join(directory, filename), os.path.join(directory, new_filename))
# 示例用法
batch_rename('/path/to/your/directory', 'old_', 'new_', 'updated_')

import requests
from bs4 import BeautifulSoup
url = 'https://www.example.com/news'
response = requests.get(url)
soup = BeautifulSoup(response.text, 'html.parser')
for title in soup.find_all('h2', class_='news-title'):
    print(title.text.strip())

import smtplib
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
import schedule
import time
def send_email():
    sender_email = "your_email@example.com"
    receiver_email = "receiver@example.com"
    password = input("Type your password and press enter: ")
    message = MIMEMultipart("alternative")
    message["Subject"] = "Daily Reminder"
    message["From"] = sender_email
    message["To"] = receiver_email
    text = """\
    Hi,
    This is your daily reminder!
    """
    part = MIMEText(text, "plain")
    message.attach(part)
    server = smtplib.SMTP_SSL('smtp.gmail.com', 465)
    server.login(sender_email, password)
    server.sendmail(sender_email, receiver_email, message.as_string())
    server.quit()
schedule.every().day.at("10:30").do(send_email)
while True:
    schedule.run_pending()
    time.sleep(1)

import shutil
import datetime
source_folder = '/path/to/source'
backup_folder = f'/path/to/backup/{datetime.datetime.now().strftime("%Y-%m-%d_%H-%M-%S")}'
shutil.copytree(source_folder, backup_folder)
print(f"Backup completed at {backup_folder}")

import tweepy
# 需要先在Twitter開(kāi)發(fā)者賬戶獲取API密鑰
consumer_key = 'your_consumer_key'
consumer_secret = 'your_consumer_secret'
access_token = 'your_access_token'
access_token_secret = 'your_access_token_secret'
auth = tweepy.OAuthHandler(consumer_key, consumer_secret)
auth.set_access_token(access_token, access_token_secret)
api = tweepy.API(auth)
search_query = '#Python'
tweets = api.search(q=search_query,, count=10)
for tweet in tweets:
    print(tweet.user.name, tweet.text)

from PyPDF2 import PdfMerger
pdf_files = ['/path/to/file1.pdf', '/path/to/file2.pdf']
merger = PdfMerger()
for pdf_file in pdf_files:
    merger.append(pdf_file)
merger.write('/path/to/output.pdf')
merger.close()
print("PDFs merged successfully.")

import pandas as pd
df = pd.read_csv('data.csv')
# 數(shù)據(jù)清洗示例：去除空值
df.dropna(inplace=True)
# 數(shù)據(jù)分析示例：計(jì)算平均值
average_score = df['Score'].mean()
print(f"Average Score: {average_score}")

from PIL import Image
def compress_image(image_path, output_path, quality=90):
    img = Image.open(image_path)
    img.save(output_path, optimize=True, quality=quality)
images_folder = '/path/to/images'
for filename in os.listdir(images_folder):
    if filename.endswith('.jpg') or filename.endswith('.png'):
        img_path = os.path.join(images_folder, filename)
        output_path = os.path.join(images_folder, f"compressed_{filename}")
        compress_image(img_path, output_path)
print("Images compressed.")

import urllib.request
import time
def check_internet():
    try:
        urllib.request.urlopen("http://www.google.com", timeout=5)
        print("Internet is connected.")
    except urllib.error.URLError:
        print("No internet connection.")
while True:
    check_internet()
    time.sleep(60)  # 每分鐘檢查一次

import psutil
def monitor_resources():
    cpu_percent = psutil.cpu_percent(interval=1)
    memory_info = psutil.virtual_memory()
    print(f"CPU Usage: {cpu_percent}%")
    print(f"Memory Usage: {memory_info.percent}%")
while True:
    monitor_resources()
    time.sleep(5)  # 每5秒檢查一次