from typing import Union
from .fee_bump_transaction_envelope import FeeBumpTransactionEnvelope
from .transaction_envelope import TransactionEnvelope
from .utils import is_fee_bump_transaction
__all__ = ["parse_transaction_envelope_from_xdr"]
[docs]def parse_transaction_envelope_from_xdr(
xdr: str, network_passphrase: str
) -> Union[TransactionEnvelope, FeeBumpTransactionEnvelope]:
"""When you are not sure whether your XDR belongs to
:py:class:`TransactionEnvelope <stellar_sdk.transaction_envelope.TransactionEnvelope>`
or :py:class:`FeeBumpTransactionEnvelope <stellar_sdk.fee_bump_transaction_envelope.FeeBumpTransactionEnvelope>`,
you can use this helper function.
:param xdr: Transaction envelope XDR
:param network_passphrase: The network to connect to for verifying and retrieving
additional attributes from. (ex. 'Public Global Stellar Network ; September 2015')
:raises: :exc:`ValueError <stellar_sdk.exceptions.ValueError>` - XDR is neither :py:class:`TransactionEnvelope <stellar_sdk.transaction_envelope.TransactionEnvelope>`
nor :py:class:`FeeBumpTransactionEnvelope <stellar_sdk.fee_bump_transaction_envelope.FeeBumpTransactionEnvelope>`
"""
if is_fee_bump_transaction(xdr):
return FeeBumpTransactionEnvelope.from_xdr(xdr, network_passphrase)
return TransactionEnvelope.from_xdr(xdr, network_passphrase)