Casper

Implements Casper FFG (the Friendly Finality Gadget), a Proof-of-Stake finality protocol that can be layered on any block proposal mechanism.

Background

Implements a Casper FFG smart contract, written in Vyper.
See this Casper the Friendly Finality Gadget paper by Vitalik Buterin and Virgil Griffith introducing Casper FFG.
EIP-1011: specification of the Casper the Friendly Finality Gadget (FFG) PoW/PoS consensus model.

For macOS, with brew installed:

brew install　pandoc # required for a python dependency
brew install leveldb

For all systems:

pip3 install -r requirements.txt

NOTE: pip3 is a version of pip using python version 3. NOTE: we suggest using virtualenv to sandbox your setup.

Feel free to ask questions in our Gitter room or open an issue for feature requests or bug reports. Feel free to make a PR!

pytest tests