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102 lines
2.8 KiB
102 lines
2.8 KiB
# Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserve.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from __future__ import print_function
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# import all class inside framework into fluid module
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import framework
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from framework import *
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# import all class inside executor into fluid module
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import executor
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from executor import *
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import io
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import evaluator
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import initializer
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import layers
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import nets
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import optimizer
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import backward
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import regularizer
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from param_attr import ParamAttr
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from data_feeder import DataFeeder
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from core import LoDTensor, CPUPlace, CUDAPlace
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from distribute_transpiler import DistributeTranspiler
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from distribute_transpiler_simple import SimpleDistributeTranspiler
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import clip
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from memory_optimization_transpiler import memory_optimize
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Tensor = LoDTensor
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__all__ = framework.__all__ + executor.__all__ + [
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'io',
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'initializer',
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'layers',
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'nets',
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'optimizer',
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'backward',
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'regularizer',
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'LoDTensor',
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'CPUPlace',
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'CUDAPlace',
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'Tensor',
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'ParamAttr'
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'DataFeeder',
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'clip',
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'SimpleDistributeTranspiler',
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'DistributeTranspiler',
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'memory_optimize',
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]
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def __bootstrap__():
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"""
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Enable reading gflags from environment variables.
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Returns:
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None
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"""
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import sys
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import core
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import os
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try:
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num_threads = int(os.getenv('OMP_NUM_THREADS', '1'))
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except ValueError:
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num_threads = 1
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if num_threads > 1:
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print(
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'WARNING: OMP_NUM_THREADS set to {0}, not 1. The computation '
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'speed will not be optimized if you use data parallel. It will '
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'fail if this PaddlePaddle binary is compiled with OpenBlas since'
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' OpenBlas does not support multi-threads.'.format(num_threads),
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file=sys.stderr)
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print('PLEASE USE OMP_NUM_THREADS WISELY.', file=sys.stderr)
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os.environ['OMP_NUM_THREADS'] = str(num_threads)
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read_env_flags = [
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'use_pinned_memory', 'check_nan_inf', 'do_memory_benchmark'
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]
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if core.is_compiled_with_cuda():
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read_env_flags += ['fraction_of_gpu_memory_to_use', 'op_sync']
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core.init_gflags([sys.argv[0]] +
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["--tryfromenv=" + ",".join(read_env_flags)])
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core.init_glog(sys.argv[0])
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core.init_devices()
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layers.monkey_patch_variable()
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__bootstrap__()
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