def get_session_key(self) -> int:
    hash_instance = self.h()
    hash_instance.update(Srp.to_byte_array(self.get_shared_secret()))
    hash_value = int.from_bytes(hash_instance.digest(), 'big')
    return hash_value
def get_session_key(self) -> int:
    hash_instance = self.h()
    hash_instance.update(Srp.to_byte_array(self.get_shared_secret()))
    hash_value = int.from_bytes(hash_instance.digest(), 'big')
    return hash_value