Notes

import boto3
from botocore.exceptions import NoCredentialsError, PartialCredentialsError, ClientError, EndpointConnectionError

# Initialize a session using your AWS credentials
session = boto3.Session(
aws_access_key_id='YOUR_ACCESS_KEY_ID',
aws_secret_access_key='YOUR_SECRET_ACCESS_KEY',
region_name='YOUR_AWS_REGION'
)

# Initialize the S3 client
s3 = session.client('s3')

# Specify the bucket name
bucket_name = 'your-bucket-name'

try:
# List objects in the specified S3 bucket
response = s3.list_objects_v2(Bucket=bucket_name)
print("Objects in the bucket:")
if 'Contents' in response:
for obj in response['Contents']:
print(f" - {obj['Key']}")
else:
print("The bucket is empty or does not exist.")

except NoCredentialsError as e:
print("Error: AWS credentials not found.")
print(e)

except PartialCredentialsError as e:
print("Error: Incomplete AWS credentials provided.")
print(e)

except EndpointConnectionError as e:
print("Error: Unable to connect to the specified endpoint.")
print(e)

except ClientError as e:
# Handle specific client errors
error_code = e.response['Error']['Code']
if error_code == 'NoSuchBucket':
print(f"Error: The bucket {bucket_name} does not exist.")
elif error_code == 'AccessDenied':
print(f"Error: Access denied to the bucket {bucket_name}.")
else:
print(f"An error occurred: {e.response['Error']['Message']}")

except Exception as e:
print(f"An unexpected error occurred: {e}")