Get EC2 Credit @ Lambda

lambda_t2_credit.py

import json
import boto3
import datetime

def lambda_handler(event, context):
    ec2 = dict()
    cloudwatch = boto3.client('cloudwatch')
    for metric in ['CPUUtilization', 'CPUCreditUsage', 'CPUCreditBalance']:
        response = cloudwatch.get_metric_statistics(
            Namespace = 'AWS/EC2',
            MetricName = metric,
            Dimensions = [
                {
                    'Name': 'InstanceId',
                    'Value': 'i-0634341d1cb7c7c81'
                }
            ],
            Statistics  = [
                'Sum',
            ],
            StartTime = datetime.datetime.now() - datetime.timedelta(minutes=10),
            EndTime = datetime.datetime.now(),
            Period = 300
        )
        ec2[metric] = response['Datapoints'][0]['Sum']
    return json.dumps(ec2)