import subprocess

def install_graphviz():
    subprocess.check_call("apt-get install graphviz -y", shell=True)
    subprocess.check_call("pip install graphviz", shell=True)
    subprocess.check_call("pip install pygraphviz", shell=True)

if __name__ == '__main__':
    install_graphviz()
    
from diagrams import Diagram
from diagrams.k8s.clusterconfig import HPA
from diagrams.k8s.compute import Deployment, Pod, ReplicaSet
from diagrams.k8s.network import Ingress, Service

with Diagram("Exposed Pod with 3 Replicas", show=False):
    net = Ingress("domain.com") >> Service("svc")
    net >> [Pod("pod1"),
            Pod("pod2"),
            Pod("pod3")] << ReplicaSet("rs") << Deployment("dp") << HPA("hpa")