simpy

Model discrete-event simulations with SimPy in Python.

2|Updated Feb 2, 2026
One-click install
npx skills add https://github.com/Weiwei-Mao/hydrology-skills --skill simpy-weiwei-mao
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: simpy
Source: https://github.com/Weiwei-Mao/hydrology-skills/tree/main/hydrology-skills/simpy
Command: npx skills add https://github.com/Weiwei-Mao/hydrology-skills --skill simpy-weiwei-mao

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill enables the creation of sophisticated discrete-event simulations for complex systems, allowing users to model, analyze, and optimize processes involving entities, resources, and time-based events.

Core Features & Use Cases

  • Process-based modeling: Define system behavior using Python generator functions.
  • Resource management: Simulate contention for shared resources like servers, machines, or bandwidth.
  • Event scheduling: Model systems where events occur at irregular intervals.
  • Use Case: Simulate a customer service center to analyze wait times, optimize staffing levels, and improve throughput by modeling customer arrivals, agent availability, and service durations.

Quick Start

Use the simpy skill to run a basic simulation template with 2 resources for 50 time units.

Frequently Asked Questions about simpy

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I build a discrete-event simulation in Python?

Build a discrete-event simulation in Python by using process-based generator functions to model system behavior, entities, and time-based events. This framework supports scheduling irregular events and analyzing complex systems.

What is discrete-event simulation used for in logistics and manufacturing?

Discrete-event simulation is used for process analysis to model and optimize logistics, manufacturing, and service operations. It helps analyze wait times, optimize staffing levels, and improve throughput by simulating resource contention.

How do I model shared resources and contention in a Python simulation?

Model shared resources and contention in a Python simulation by defining system behavior with generator functions and using the framework's built-in resource management to simulate servers, machines, or bandwidth availability.

Can I simulate a customer service center to analyze wait times and staffing?

Yes, simulate a customer service center to analyze wait times and optimize staffing by modeling customer arrivals, agent availability, and service durations. This process-based approach effectively evaluates throughput and resource allocation.

Do I need the SimPy library to run process-based simulations?

Yes, you need standard Python and the SimPy library to execute this process-based discrete-event simulation framework. It relies on SimPy to handle event scheduling and resource management for your models.

What are the limitations of using process-based simulation for system modeling?

Process-based simulation for system modeling requires defining behavior through Python generator functions, which may become complex for highly irregular event intervals. It focuses on discrete events rather than continuous time-based dynamics.