ec2-cloudwatch.py

#https://boto3.readthedocs.org/en/latest/reference/services/cloudwatch.html


import boto3
client = boto3.client('cloudwatch')
r2=client.get_metric_statistics(Namespace='AWS/EC2', MetricName='CPUUtilization',Statistics=['SampleCount'],StartTime=datetime(2015, 7, 19), EndTime=datetime(2015, 7, 20), Period=120, Dimensions=[{'Name': 'InstanceId', 'Value': 'i-6a469f90'}])

runs=[]
for status in ec2.meta.client.describe_instance_status()['InstanceStatuses']:
   runs.append(status)

ec2 = boto3.resource('ec2')
myList = ec2.instances.filter(Filters=[{'Name': 'instance-state-name', 'Values': ['running']}])
for instance in myList:
   print(instance.id, instance.instance_type)