boto3_stubs_lite_s3_client_resource_type_annotations.py

1import boto3
2from mypy_boto3_s3 import S3Client, S3ServiceResource
3from mypy_boto3_s3.type_defs import ListObjectsV2Output
4
5# 1. Annotate a client
6client: S3Client = boto3.client("s3")
7
8# Now you get autocomplete and type checking for client methods
9response: ListObjectsV2Output = client.list_objects_v2(Bucket="my-bucket")
10for content in response.get("Contents", []):
11    print(content["Key"])
12
13# 2. Annotate a resource
14resource: S3ServiceResource = boto3.resource("s3")
15
16# Resource attributes and methods are also typed
17bucket = resource.Bucket("my-bucket")
18print(bucket.name)