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# coding=utf-8
# Copyright 2021 The IDEA Authors. 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 typing import TYPE_CHECKING

from transformers.file_utils import _LazyModule, is_torch_available


_import_structure = {
    "configuration_megatron_t5": ["T5Config"],
    "tokenization_megatron_t5": ["T5Tokenizer"],
}

if is_torch_available():
    _import_structure["modeling_megatron_t5"] = [
        "T5Model",
        "T5EncoderModel",
        "T5ForConditionalGeneration"
    ]


if TYPE_CHECKING:
    from .configuration_megatron_t5 import T5Config
    from .tokenization_megatron_t5 import T5Tokenizer

    if is_torch_available():
        from .modeling_megatron_t5 import (
            T5Model,
            T5EncoderModel,
            T5ForConditionalGeneration
        )

else:
    import sys

    sys.modules[__name__] = _LazyModule(
        __name__, globals()["__file__"], _import_structure)