# Copyright (c) 2023-2024, NVIDIA CORPORATION.
# 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 cugraph.gnn.data_loading.bulk_sampler import BulkSampler
from cugraph.gnn.data_loading.dist_sampler import (
    DistSampler,
    NeighborSampler,
)
from cugraph.gnn.data_loading.dist_io import (
    DistSampleWriter,
    DistSampleReader,
    BufferedSampleReader,
)


def UniformNeighborSampler(*args, **kwargs):
    return NeighborSampler(
        *args,
        **kwargs,
        biased=False,
    )


def BiasedNeighborSampler(*args, **kwargs):
    return NeighborSampler(
        *args,
        **kwargs,
        biased=True,
    )
