modeling_ddpm.py

# Copyright 2022 The HuggingFace Team. 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.


from diffusers import DiffusionPipeline


class DDPM(DiffusionPipeline):
    def __init__(self, unet, gaussian_sampler):
        super().__init__(unet=unet, gaussian_sampler=gaussian_sampler)

    def __call__(self, batch_size=1):
        image = self.gaussian_sampler.sample(self.unet, batch_size=batch_size)
        return image