Open S3 object as a string with Boto3
I’m aware that with Boto 2 it’s possible to open an S3 object as a string with: get_contents_as_string() Is there an equivalent function in boto3 ? 6 Answers 6
boto3
How to choose an AWS profile when using boto3 to connect to CloudFront
I am using the Boto 3 python library, and want to connect to AWS CloudFront. I need to specify the correct AWS Profile (AWS Credentials), but looking at the official documentation, I see no way to specify it. I am initializing the client using the code: client = boto3.client(‘cloudfront’) However, this results in it using … Read more
boto3 client NoRegionError: You must specify a region error only sometimes
I have a boto3 client : boto3.client(‘kms’) But it happens on new machines, They open and close dynamically. if endpoint is None: if region_name is None: # Raise a more specific error message that will give # better guidance to the user what needs to happen. raise NoRegionError() Why is this happening? and why only … Read more
How to handle errors with boto3?
I am trying to figure how to do proper error handling with boto3. I am trying to create an IAM user: def create_user(username, iam_conn): try: user = iam_conn.create_user(UserName=username) return user except Exception as e: return e When the call to create_user succeeds, I get a neat object that contains the http status code of the … Read more
check if a key exists in a bucket in s3 using boto3
I would like to know if a key exists in boto3. I can loop the bucket contents and check the key if it matches. But that seems longer and an overkill. Boto3 official docs explicitly state how to do this. May be I am missing the obvious. Can anybody point me how I can achieve … Read more
Listing contents of a bucket with boto3
How can I see what’s inside a bucket in S3 with boto3? (i.e. do an “ls”)? Doing the following: import boto3 s3 = boto3.resource(‘s3’) my_bucket = s3.Bucket(‘some/path/’) returns: s3.Bucket(name=”some/path/”) How do I see its contents? 19 Answers 19
Difference in boto3 between resource, client, and session?
I am using Python 2.7.12 in Ubuntu 16.04 LTS. I’m learning how to use boto3 from the following link: https://boto3.readthedocs.io/en/latest/guide/quickstart.html#using-boto-3. My doubt is when to use resource, client, or session, and their respective functionality. 2 Answers 2
