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eip712: Message classes for typed structured data hashing and signing in Ethereum

Project description

Quick Start

Message classes for typed structured data hashing and signing in Ethereum. See EIP-712 for details.

Dependencies

  • python3 version 3.7.2 or greater, python3-dev

Installation

via pip

You can install the latest release via pip:

pip install eip712

via setuptools

You can clone the repository and use setuptools for the most up-to-date version:

git clone https://github.com/ApeWorX/eip712.git
cd eip712
python3 setup.py install

Quick Usage

Define EIP-712 models:

from eip712.messages import EIP712Message, EIP712Type


class Person(EIP712Type):
    name: "string"
    wallet: "address"


class Mail(EIP712Message):
    _chainId_: "uint256" = 1
    _name_: "string" = "Ether Mail"
    _verifyingContract_: "address" = "0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC"
    _version_: "string" = "1"

    sender: Person
    receiver: Person

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