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How to Mock a Server-Side Load Balancer in Python

A simple Python class that mimics a server-side load balancer with round-robin, random, and least-connections selection strategies.

load-balancer microservices simulation

Python

import itertools
import random

class LoadBalancer:
    def __init__(self, servers=None):
        self.servers = servers if servers else ["server1", "server2", "server3"]
        self.counter = itertools.count(1)

    def round_robin(self):
        return next(self.counter) % len(self.servers)

    def random_selectio…

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