批量生成预签名URL boto3

import boto3
from botocore.exceptions import NoCredentialsError

s3 = boto3.client('s3')

def generate_presigned_url(bucket_name, object_name, expiration=3600):
    try:
        response = s3.generate_presigned_url(
            'get_object',
            Params={
                'Bucket': bucket_name,
                'Key': object_name
            },
            ExpiresIn=expiration
        )
    except NoCredentialsError:
        return "AWS凭证未找到"
    return response

bucket_name = 'your_bucket_name'
object_name = 'your_object_name'
expiration = 3600  # URL的有效时间，单位为秒

presigned_url = generate_presigned_url(bucket_name, object_name, expiration)
print(presigned_url)