3_get_instance_by_id.py

# Lets create EC2 instances using Python BOTO3
import boto3

# get instance by id

def describe_ec2_instance():
    try:
        print ("Describing EC2 instance")
        resource_ec2 = boto3.client("ec2")
        print(resource_ec2.describe_instances()["Reservations"][0]["Instances"][0]["InstanceId"])
        return str(resource_ec2.describe_instances()["Reservations"][0]["Instances"][0]["InstanceId"])
    except Exception as e:
        print(e)

describe_ec2_instance()