def hash(self):
writer = BinaryWriter(stream=bytearray())
self.serialize_unsigned(writer)
hash_data = writer._stream.getvalue()
hash = hashlib.sha256(hashlib.sha256(hash_data).digest()).digest()
writer.cleanup()
return UInt256(data=hash)
def to_array(self) -> bytearray:
writer = BinaryWriter(stream=bytearray())
self.serialize(writer)
data = bytearray(writer._stream.getvalue())
writer.cleanup()
return data
def test_var_string(self):
data = "hello"
b = BinaryWriter(stream=bytearray())
b.write_var_string(data)
self.assertTrue(data, b._stream.getvalue())