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Lottery_vyper

This repo is the Vyper version of the Lottery from Patrick Collins. This code contain a Vyper implementation of the VRF random number from Chainlink.

Feel free to pull a request or an issue if you figure out how to improve the Vyper code.

Instructions

• Before deploying the lottery, you need to deploy a VRF using brownie run scripts/deployVRF.py --network kovan
• You need to fund LINK token to the VRF contract Chainlink faucet
• Run the script using brownie run scripts/deployLottery.py --network kovan

Important note

You have to create your own .env file containing :

export PRIVATE_KEY="YOUR_PRIVATE_KEY"
export WEB3_INFURA_PROJECT_ID="YOUR_INFURA_ID"

This code is mainly designed to be deployed on the Kovan testnet