To update launch configurations using a script, this is a prototype of the script.

update_autoscaling_group.py

#!/usr/bin/env python3

import sys
import re
import os
import boto3


ssm_client = boto3.client('ssm')

zones = { 'us-east-1a': {'pbs-master-node-1a':'pbs-master-node-1a-lc', 'pbs-worker-node-1a':'pbs-worker-node-1a-lc'},
          'us-east-1b': {'pbs-master-node-1b':'pbs-master-node-1b-lc','pbs-worker-node-1b':'pbs-worker-node-1b-lc'}
        }


worker=ssm_client.get_parameter(Name='latest_pbspro_node_ami_id').get('Parameter').get('Value')
master=ssm_client.get_parameter(Name='latest_pbspro_master_ami_id').get('Parameter').get('Value')

az = sys.argv[1]
name = sys.argv[2]

for i in zones.get(az):
  #print(i, availability_zone.get(az).get(i))
  #print(availability_zone.get(az).get(i))
  #print(i + '-ag')
  if i == 'pbs-master-node-1a':
    os.system("python3 copy_launch_configurations.py create --name " + name + " --copy-from " + zones.get(az).get(i) + " --ami-id " + master + " --update-ag " + i + '-ag ' + '--azs ' + az)
  elif i == 'pbs-master-node-1b':
    os.system("python3 copy_launch_configurations.py create --name " + name + " --copy-from " + zones.get(az).get(i) + " --ami-id " + master + " --update-ag " + i + '-ag ' + '--azs ' + az)
  elif i == 'pbs-worker-node-1a':
    os.system("python3 copy_launch_configurations.py create --name " + name + " --copy-from " + zones.get(az).get(i) + " --ami-id " + worker + " --update-ag " + i + '-ag ' + '--azs ' + az)
  elif i == 'pbs-worker-node-1b':
    os.system("python3 copy_launch_configurations.py create --name " + name + " --copy-from " + zones.get(az).get(i) + " --ami-id " + worker + " --update-ag " + i + '-ag ' + '--azs ' + az)
  else:
    print("The server is not one of the systems managed")