message-ix-models

User guide

Installation
Configuration and (meta)data
Command-line interface
HOWTO guides
Reproducibility
Distributed computing
Development practices
What’s new
References

Conceptual documentation

MESSAGEix-GLOBIOM global model

API reference

Models and variants (model)
Reproduce the RES (model.bare)
Building models (model.build)
Emissions data (model.emissions)
Load model snapshots (model.snapshot)
Shared workflow steps
Consumer disutility (model.disutility)
Reporting (report)
General purpose modeling tools (tools)
Bilateralize (tools.bilateralize)
Investment and fixed costs (tools.costs)
MESSAGE V input files
Tools for specific data sources
Multi-scenario workflows (workflow)
Low-level utilities (util)
Test utilities and fixtures (testing)
Test suite (tests)

Model variants

MESSAGEix-Buildings
MESSAGEix-Materials (model.material)
MESSAGEix-Transport (model.transport)
MESSAGEix-Nexus (model.water)

Research projects

ADVANCE (project.advance)
ALPS
Carbon Direct CDR
Climate Financial Risk
CircEUlar (project.circeular)
DIGSY (project.digsy)
ECEMF
EDITS (project.edits)
Energy Foundation China
ELEVATE (JustMIP)
ENGAGE
Global Energy Assessment (project.gea)
GEIDCO
GENIE
GUIDE
HYway
NAVIGATE
NEWPATHWAYS
NextGen Carbon
NGFS
PRISMA
ScenarioMIP
SHAPE (project.shape)
SPARCCLE
SPIPA
Shared Socioeconomic Pathways (project.ssp)
UPTAKE

Package data

Node code lists
Relations (relation/*.yaml)
Years or time periods (year/*.yaml)
Other code lists
IIASA Scenario Explorer metadata

message-ix-models

MESSAGEix-Materials (model.material)
message_ix_models.model.material
message_ix_models.model.material.demand
message_ix_models.model.material.demand.config
View page source

message_ix_models.model.material.demand.config

Classes

FittingConfig(function, initial_guess, ...)

Previous Next

© Copyright 2020–2026, IIASA Energy, Climate, and Environment (ECE) Program.

Built with Sphinx using a theme provided by Read the Docs.