MegEngine/python_module/test/unit/module/test_external.py

# -*- coding: utf-8 -*-
# MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
#
# Copyright (c) 2014-2020 Megvii Inc. All rights reserved.
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
import os

import numpy as np

import megengine as mge
from megengine import tensor
from megengine.module import Module
from megengine.module.external import CambriconSubgraph


class MyModule(Module):
    def __init__(self, data):
        super().__init__()
        self.cambricon = CambriconSubgraph(data, "subnet0", True)

    def forward(self, inputs):
        out = self.cambricon(inputs)
        return out


def test_cambricon_module():
    model = "CambriconRuntimeOprTest.MutableBatchSize.mlu"
    model = os.path.join(os.path.dirname(__file__), model)
    with open(model, "rb") as f:
        data = f.read()
        m = MyModule(data)
        inputs = []
        inputs.append(tensor(dtype=np.float16, device="cambricon0"))
        inputs[0].set_value(np.random.normal(size=(1, 64, 32, 32)).astype(np.float16))

        def inference(inps):
            pred = m(inps)
            return pred

        pred = inference(inputs)