拆分:发送电子邮件时AttributeError对象没有属性“”split“”错误

def send_email(email_content):
    try:
        # 假设email_content是一个字典，包含收件人、主题和正文
        recipient = email_content['recipient']
        subject = email_content['subject']
        body = email_content['body']

        # 检查recipient是否为字符串类型
        if not isinstance(recipient, str):
            raise TypeError(f"Recipient must be a string, got {type(recipient)}")

        # 检查recipient是否为空字符串
        if not recipient:
            raise ValueError("Recipient cannot be an empty string")

        # 假设需要对recipient进行拆分处理
        parts = recipient.split('@')
        print(f"Recipient parts: {parts}")

        # 发送邮件的逻辑（简化）
        print(f"Sending email to {recipient} with subject '{subject}'")
        print(f"Email body: {body}")

    except (TypeError, ValueError) as e:
        print(f"Error: {e}")
    except Exception as e:
        print(f"Unexpected error: {e}")

# 示例调用
email_content = {
    'recipient': 'example@example.com',
    'subject': 'Test Email',
    'body': 'This is a test email.'
}

send_email(email_content)