boto3

问题 I am currently using the following to create a pre-signed url for a bucket resource: bucket_name = ... key = ... s3_client = ... s3_client.generate_presigned_url( ClientMethod="get_object", Params={ "Bucket": bucket_name, "Key": key }, ExpiresIn=100 ) This works fine. However, I was wondering if it was possible to generate pre-signed urls for multiple keys in one request? Or is it required to make one request for each key? I didn't find anything useful in the docs regarding this topic. I'm

问题 The AWS Library for python (boto) has two different types of interfaces for working with AWS, a low level client and a higher level more pythonic resource . Parts of my code use one, while other parts use the other. Getting a client from a resource is found from the docs. # Create the resource sqs_resource = boto3.resource('sqs') # Get the client from the resource sqs = sqs_resource.meta.client My questions is if have the client sqs , how do I get a boto3.resource from this? (I can't simply

问题 The AWS Library for python (boto) has two different types of interfaces for working with AWS, a low level client and a higher level more pythonic resource . Parts of my code use one, while other parts use the other. Getting a client from a resource is found from the docs. # Create the resource sqs_resource = boto3.resource('sqs') # Get the client from the resource sqs = sqs_resource.meta.client My questions is if have the client sqs , how do I get a boto3.resource from this? (I can't simply

问题 I am trying to copy multiple files in a source bucket to a destination bucket using AWS lambda and am getting the error below. Bucket structures are as follows Source Buckets mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_FULL_20170926_0.csv.gz mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_FULL_20170926_1.csv.gz mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_count_20170926.inf Destination Buckets mydestbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN

问题 I am trying to copy multiple files in a source bucket to a destination bucket using AWS lambda and am getting the error below. Bucket structures are as follows Source Buckets mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_FULL_20170926_0.csv.gz mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_FULL_20170926_1.csv.gz mysrcbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN_XREF_count_20170926.inf Destination Buckets mydestbucket/Input/daily/acctno_pin_xref/ABC_ACCTNO_PIN

问题 I am trying to create ec2 spot instances using boto3 api, so far I am able to get the spot instance history price, spin up a spot instance, etc. But I don't know how to get the price we are paying for spot instance using boto api. anyone know how to do this ? Thanks 回答1: Update: See: Spot Instance Interruptions - Amazon Elastic Compute Cloud Old answer: When launching a spot instance under Amazon EC2, you specify a maximum hourly price, known as a bid . This is the maximum price that will be

问题 We have an online form that gives people the option to upload multiple files. The form is built by a third party, so I don't have any involvement with them. When someone uploads files using the form it dumps the files into a new folder within an s3 bucket. I want to be able to do the following: Get the files triggered by form filler's upload Attach the files to an email Send the email to specific people. I have done quite a lot of research, but I'm still new to coding and am trying to use

问题 There's a great question and answer for the original boto uploads here: How to upload a file to directory in S3 bucket using boto Which has a callback: k = Key(bucket) k.key = 'my test file' k.set_contents_from_filename(testfile, cb=percent_cb, num_cb=10) While I see the boto3 package takes a callback: https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/s3.html#S3.Client.upload_fileobj I don't see the equivalent of the num_cb argument. How can I get a progress meter for

问题 There's a great question and answer for the original boto uploads here: How to upload a file to directory in S3 bucket using boto Which has a callback: k = Key(bucket) k.key = 'my test file' k.set_contents_from_filename(testfile, cb=percent_cb, num_cb=10) While I see the boto3 package takes a callback: https://boto3.amazonaws.com/v1/documentation/api/latest/reference/services/s3.html#S3.Client.upload_fileobj I don't see the equivalent of the num_cb argument. How can I get a progress meter for

问题 I am trying to list the s3 buckets with its size in csv. Bucket Name Size Bucket A 2 GB Bucket B 10 GB Looking for something like this... I can list the buckets with the below code. def main(): with open('size.csv', 'w') as csvfile: writer = csv.writer(csvfile) writer.writerow([ 'Bucket Name', 'Bucket Size' ]) with open('accountroles.json') as ec2_file: ec2_data = json.load(ec2_file) region_list = ['us-west-1'] for region in region_list: for index in range(len(ec2_data['Items'])): Account