trezor-firmware/src/apps/nem/namespace/__init__.py

from trezor.messages.NEMProvisionNamespace import NEMProvisionNamespace
from trezor.messages.NEMTransactionCommon import NEMTransactionCommon

from . import layout, serialize


async def namespace(
    ctx,
    public_key: bytes,
    common: NEMTransactionCommon,
    namespace: NEMProvisionNamespace,
) -> bytearray:
    await layout.ask_provision_namespace(ctx, common, namespace)
    return serialize.serialize_provision_namespace(common, namespace, public_key)