code: def _is_instance_id(hostname):
      return "i-" in hostname
  
file_path: auptimizer/src/aup/EE/Resource/AWSResourceManager.py
imports: import logging
  import time
  import boto3
  import paramiko
  from botocore.exceptions import ClientError
  from .SSHResourceManager import SSHResourceManager, Remote, parse_hostname
label_desc: Use image node_id 1 for calling a global function with example usage: _is_instance_id(hostname) and returns: unknown