def token_provider(self) -> TokenProviderAPI:
token_provider_path = self.settings.get('TOKEN_PROVIDER')
try:
token_provider_class = import_string(token_provider_path)
except ImportError:
token_provider_class = import_string(DEFAULT_TOKEN_PROVIDER)
return token_provider_class()
def transaction_provider(self) -> TransactionProviderAPI:
transaction_provider_path = self.settings.get('TRANSACTION_PROVIDER')
try:
transaction_provider_class = import_string(transaction_provider_path)
except ImportError:
transaction_provider_class = import_string(DEFAULT_TRANSACTION_PROVIDER)
return transaction_provider_class()
def get_db_backend_class(import_path: str = None) -> Type[AtomicDatabaseAPI]:
if import_path is None:
import_path = os.environ.get(
'CHAIN_DB_BACKEND_CLASS',
DEFAULT_DB_BACKEND,
)
return cast(Type[AtomicDatabaseAPI], import_string(import_path))
def token_provider(self) -> TokenProviderAPI:
token_provider_class = import_string(
self.settings.get(
'TOKEN_PROVIDER',
'pretix_eth.providers.BlockscoutTokenProvider',
))
return token_provider_class()
def transaction_provider(self) -> TransactionProviderAPI:
transaction_provider_class = import_string(
self.settings.get(
'TRANSACTION_PROVIDER',
'pretix_eth.providers.BlockscoutTransactionProvider',
))
return transaction_provider_class()
def get_ipfs_backend_class(import_path: str = None) -> Type[BaseIPFSBackend]:
if import_path is None:
import_path = os.environ.get("ETHPM_IPFS_BACKEND_CLASS",
DEFAULT_IPFS_BACKEND)
if not import_path:
raise CannotHandleURI(
"Please provide an import class or set "
"`ETHPM_IPFS_BACKEND_CLASS` environment variable.")
return import_string(import_path)
def get_ipfs_backend_class(import_path: str = None) -> Type[BaseIPFSBackend]:
if import_path is None:
import_path = os.environ.get("ETHPM_IPFS_BACKEND_CLASS",
DEFAULT_IPFS_BACKEND)
return import_string(import_path)