Ciw is a Python package for simulating queueing networks. A M/M/c queue can be implemented and simulated using Ciw in the following way.
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import ciw
ciw.seed(2018)
ARRIVAL_TIME = 1
SERVICE_TIME = 1 / 2
NUM_SERVERS = 2
HORIZON = 365
network = ciw.create_network(
arrival_distributions = [ciw.dists.Exponential(ARRIVAL_TIME)],
service_distributions = [ciw.dists.Exponential(SERVICE_TIME)],
number_of_servers = [NUM_SERVERS]
)
simulation = ciw.Simulation(network)
simulation.simulate_until_max_time(HORIZON)
records = simulation.get_all_records()