def does_this_rds_instance_exists()

in cloudwatch/RDSCreateMetricsFromEnhancedMonitoring.py [0:0]

• 7 lines of code
• 4 McCabe index (conditional complexity)

def does_this_rds_instance_exists(instance_name):
    client = (boto3.client('rds', region_name=region) if region else boto3.client('rds'))
    rds_instances = client.describe_db_instances()
    for rds_instance in rds_instances['DBInstances']:
        if rds_instance['DBInstanceIdentifier'] == instance_name:
            return True
    return False