# Copyright 2021 Zilliz. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.


import torch
import torchvision


class Resnet50():
    """
    PyTorch model for image embedding.
    """
    def __init__(self, model_name: str):
        self.model_name = model_name

    def load_model(self):
        """
        For loading model
        """
        model_func = getattr(torchvision.models, self.model_name)
        self.model = model_func(pretrained=True)
        self.model.eval()
        return self.model
    
    def train_model(self):
        """
        For training model
        """
        pass