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  • Battle-tested patterns for queues, factories and service desks
  • Fifteen years of hard-won lessons distilled into plain English

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Cover image of the SimPy eBook by Harry Munro

Scattered tutorials. Missing pieces. Mounting frustration.

You know simulation could transform your work. You have seen its power to optimise systems, predict outcomes and sharpen decisions. Yet every time you try to learn SimPy, you collide with the same wall: documentation that assumes you already know the answer, Stack Overflow threads that trail off mid-solution and tutorials that gloss over the very details you need. Hours vanish. Confidence wavers. There has to be a better way.

From Concept to Working Model; No Guesswork Required

This guide draws a straight line from idea to implementation. No detours. No dead ends. No mysterious gaps. You will find practical, battle-tested patterns forged over fifteen years of professional simulation work; each one explained in plain English with code you can run this afternoon. You bring the domain expertise; this guide supplies the technical scaffolding.

Ship your first SimPy model this week

Why wait until conditions are perfect? Open the PDF, run the examples and start testing scenarios today. You will move from curiosity to a working model faster than you imagined; and you will do it without opening your wallet.

Instant access
PDF and runnable code land in your inbox within minutes.
Proven patterns
Resources, queues and event flows modelled on real-world systems.
Lifetime updates
New chapters and examples arrive automatically as the guide grows.

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Trusted by 2,000+ engineers and analysts. No cost. No card.

Inside the guide, you will learn to:

  • Master the fundamentals: environments, processes, events and resource management
  • Model real systems: queues, production lines, service desks and beyond
  • Write code that scales; clean, maintainable and ready for production
  • Run "what-if" experiments that answer questions before you commit resources
  • Debug and validate with the confidence of a seasoned practitioner

What Others Are Saying

Rory Greig, Research Engineer at Google DeepMind

"Harry consistently impressed me with his mastery of both the technical side of simulation modelling and coding as well as the nuanced aspects of simulation project management."

Rory Greig
Research Engineer at Google DeepMind

Chris Samiullah, Technical Programme Manager at Pydantic

"If you're considering learning simulation from Harry, you couldn't be in better hands."

Chris Samiullah
Technical Programme Manager, Pydantic

Dr Peter Malkin, Principal Operations Researcher at CloudNC

"If you wish to master every aspect of applying simulation to improve business decisions, then Harry is an expert guide."

Dr Peter Malkin
Principal Operations Researcher, CloudNC

Dr Alastair Heggie, Senior Modelling and Simulation Engineer

"You can trust that Harry's practical insights and dedication will set you on a path to mastering simulation and applying it with confidence."

Dr Alastair Heggie
Senior Modelling and Simulation Engineer

Photo of Harry Munro

About the Author

Harry Munro is a Chartered Engineer and simulation specialist with over 15 years of experience across industries from transport to mining to defence to energy. He has helped organisations worldwide build better simulations and make smarter decisions.

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