# This is an automatically generated file.
# DO NOT EDIT or your changes may be overwritten
from __future__ import annotations
import base64
from xdrlib3 import Packer, Unpacker
from .archival_proof_body import ArchivalProofBody
from .uint32 import Uint32
__all__ = ["ArchivalProof"]
[docs]
class ArchivalProof:
"""
XDR Source Code::
struct ArchivalProof
{
uint32 epoch; // AST Subtree for this proof
union switch (ArchivalProofType t)
{
case EXISTENCE:
NonexistenceProofBody nonexistenceProof;
case NONEXISTENCE:
ExistenceProofBody existenceProof;
} body;
};
"""
def __init__(
self,
epoch: Uint32,
body: ArchivalProofBody,
) -> None:
self.epoch = epoch
self.body = body
def pack(self, packer: Packer) -> None:
self.epoch.pack(packer)
self.body.pack(packer)
@classmethod
def unpack(cls, unpacker: Unpacker) -> ArchivalProof:
epoch = Uint32.unpack(unpacker)
body = ArchivalProofBody.unpack(unpacker)
return cls(
epoch=epoch,
body=body,
)
def to_xdr_bytes(self) -> bytes:
packer = Packer()
self.pack(packer)
return packer.get_buffer()
@classmethod
def from_xdr_bytes(cls, xdr: bytes) -> ArchivalProof:
unpacker = Unpacker(xdr)
return cls.unpack(unpacker)
def to_xdr(self) -> str:
xdr_bytes = self.to_xdr_bytes()
return base64.b64encode(xdr_bytes).decode()
@classmethod
def from_xdr(cls, xdr: str) -> ArchivalProof:
xdr_bytes = base64.b64decode(xdr.encode())
return cls.from_xdr_bytes(xdr_bytes)
def __hash__(self):
return hash(
(
self.epoch,
self.body,
)
)
def __eq__(self, other: object):
if not isinstance(other, self.__class__):
return NotImplemented
return self.epoch == other.epoch and self.body == other.body
def __repr__(self):
out = [
f"epoch={self.epoch}",
f"body={self.body}",
]
return f"<ArchivalProof [{', '.join(out)}]>"