示例#1
0
def setup_w3():
    genesis_overrides = {"gas_limit": 5500000}
    custom_genesis_params = PyEVMBackend._generate_genesis_params(
        overrides=genesis_overrides)
    pyevm_backend = PyEVMBackend(genesis_parameters=custom_genesis_params)
    t = EthereumTester(backend=pyevm_backend)
    w3 = Web3(Web3.EthereumTesterProvider(ethereum_tester=t))
    w3.eth.defaultAccount = w3.eth.accounts[0]
    w3.eth.defaultContractFactory = LinkableContract
    w3.enable_unstable_package_management_api()
    return w3
示例#2
0
def fresh_w3():
    w3 = Web3(Web3.EthereumTesterProvider())
    w3.eth.defaultAccount = w3.eth.accounts[0]
    w3.eth.defaultContractFactory = LinkableContract
    w3.enable_unstable_package_management_api()
    return w3