__init__.py

# coding=utf-8
# Copyright (c) 2020, NVIDIA CORPORATION.  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 logging

import torch
import os

logger = logging.getLogger(__name__)

from .package_info import (
    __description__,
    __contact_names__,
    __url__,
    __download_url__,
    __keywords__,
    __license__,
    __package_name__,
    __version__,
)

if "MEGATRON_SETUP" not in os.environ:
    from .global_vars import get_args
    from .global_vars import get_current_global_batch_size
    from .global_vars import get_num_microbatches
    from .global_vars import get_signal_handler
    from .global_vars import update_num_microbatches
    from .global_vars import get_tokenizer
    from .global_vars import get_tensorboard_writer
    from .global_vars import get_adlr_autoresume
    from .global_vars import get_timers
    from .initialize  import initialize_megatron

def print_rank_0(message):
    logger.info(str(message))

def is_last_rank():
    return torch.distributed.get_rank() == (
        torch.distributed.get_world_size() - 1)

def print_rank_last(message):
    logger.info(str(message))