def approval_function(token: ERC20Token, spender_address: Address,
spender_name: str):
address_to_check = kwargs[
'from_address'] if 'from_address' in kwargs else Address(
token.web3.eth.defaultAccount)
move_contract = Contract._get_contract(web3=token.web3,
abi=move_abi,
address=token.address)
if move_contract.functions.safeRights(
address_to_check.address,
spender_address.address).call() is False:
logger = logging.getLogger()
logger.info(
f"Approving {spender_name} ({spender_address}) to move our {token.address} directly"
)
approve_safe_modification = Transact(
move_contract, move_contract.web3, move_contract.abi,
Address(move_contract.address), move_contract,
'approveSAFEModification', [spender_address.address])
if not approve_safe_modification.transact(**kwargs):
raise RuntimeError("Approval failed!")
def test_empty_tx(self):
empty_tx = Transact(self, self.web3, None, self.keeper_address, None,
None,
[self.keeper_address, Wad(0)])
empty_tx.transact()