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expand parameters of Blockchain.connect to include deployment and compilation options.

pull/465/head
Kieran Prasch 2018-09-30 17:17:34 -07:00
parent 72d07621fe
commit 27d07be8e7
1 changed files with 9 additions and 2 deletions
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11
nucypher/blockchain/eth/chains.py
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@ -6,6 +6,7 @@ from web3.contract import Contract
from nucypher.blockchain.eth.interfaces import BlockchainInterface, BlockchainDeployerInterface
from nucypher.blockchain.eth.registry import EthereumContractRegistry
from nucypher.blockchain.eth.sol.compile import SolidityCompiler
class Blockchain:
@ -44,11 +45,17 @@ class Blockchain:
@classmethod
def connect(cls,
provider_uri: str = None,
registry_filepath: str = None) -> 'Blockchain':
registry_filepath: str = None,
deployer: bool = False,
compile: bool = False,
) -> 'Blockchain':
if cls._instance is NO_BLOCKCHAIN_AVAILABLE:
registry = EthereumContractRegistry(registry_filepath=registry_filepath)
cls._instance = cls(interface=BlockchainInterface(provider_uri=provider_uri, registry=registry))
compiler = SolidityCompiler() if compile is True else None
InterfaceClass = BlockchainDeployerInterface if deployer is True else BlockchainInterface
interface = InterfaceClass(provider_uri=provider_uri, registry=registry, compiler=compiler)
cls._instance = cls(interface=interface)
else:
if provider_uri is not None:
existing_uri = cls._instance.interface.provider_uri