import boto3
from botocore.exceptions import ClientError
#region = 'us-east-1'

master = 'i-0032fd05faac27cf3'
savle = 'i-07676bde2f2a02c9e'
ip = 'xxxx'


def lambda_handler(event, context):
    #ec2 = boto3.client('ec2', region_name=region)
    ec2 = boto3.client('ec2', aws_access_key_id='xxx', aws_secret_access_key='xxx', region_name='us-east-1')
    response = ec2.associate_address(InstanceId=savle, PublicIp=ip,)
    #ec2.disassociate_address(PublicIp=ip,)
    #ec2.associate_address(InstanceId=savle, PublicIp=ip,)
   # print response