问上传文件到S3存储桶后，AWS胶水爬虫的基于事件的触发器？

EN

    from __future__ import print_function
    
    import json
    import boto3
    
    print('Loading function')
    
    glue = boto3.client(service_name='glue', region_name='ap-southeast-2',
                  endpoint_url='https://glue.ap-southeast-2.amazonaws.com')
    
    def lambda_handler(event, context):
        #print("Received event: " + json.dumps(event, indent=2))
    
        try:
           glue.start_crawler(Name='my-glue-crawler')
        except Exception as e:
            print(e)
            print('Error starting crawler')
            raise e