将在通过电子邮件发送后擦除行的脚本

import smtplib
from email.mime.text import MIMEText

def send_email(sender, receiver, subject, message):
    # 创建邮件内容
    msg = MIMEText(message)
    msg['Subject'] = subject
    msg['From'] = sender
    msg['To'] = receiver

    # 发送邮件
    smtp_server = 'smtp.example.com'
    smtp_port = 587
    smtp_username = 'your_username'
    smtp_password = 'your_password'

    with smtplib.SMTP(smtp_server, smtp_port) as server:
        server.starttls()
        server.login(smtp_username, smtp_password)
        server.sendmail(sender, receiver, msg.as_string())

    # 擦除敏感信息
    del sender, receiver, subject, message, msg
    del smtp_server, smtp_port, smtp_username, smtp_password

# 使用示例
sender = 'sender@example.com'
receiver = 'receiver@example.com'
subject = 'Confidential Information'
message = '''
This email contains confidential information that will be erased after sending.
Please do not share this information with unauthorized individuals.
'''

send_email(sender, receiver, subject, message)