Pretty-print the GB electricity generation mix in your terminal
Project description
gbeng
Pretty-print the GB electricity generation mix in your terminal.
Data comes from the free, unauthenticated NESO Carbon Intensity API. No API key needed.
Install
pip install gbeng
Or with uv:
uv tool install gbeng
Note that if you use uv you don't even need to install it, just run uvx!
Usage
Print current mix and exit:
gbeng mix
Live display (refreshes every 2 seconds, re-fetches data every 5 minutes):
gbeng mix --live
Example output
╭─ GB Electricity Grid ────────────────────────────────────────────╮
│ Carbon intensity: 142 gCO₂/kWh (moderate) │
│ │
│ Generation mix │
│ Fuel Share │
│ wind 35.2% ███████████████████████████████████ │
│ gas 28.1% ████████████████████████████ │
│ nuclear 20.0% ████████████████████ │
│ solar 8.5% ████████ │
│ imports 5.0% █████ │
│ hydro 2.1% ██ │
│ biomass 1.1% █ │
│ │
│ Fetched 2026-04-23 12:34:56 · data from api.carbonintensity.org.uk · ^C │
╰───────────────────────────────────────────────────────────────────╯
Development
git clone https://github.com/phalt/gb-energy-mix-cli
cd gb-energy-mix-cli
make install
make test
Licence
MIT
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