



"""simple docstring"""






from ...configuration_utils import PretrainedConfig
from ...utils import logging


_lowercase					:					Dict 		=		logging.get_logger(__name__)

_lowercase					:					Optional[Any] 		=		{
    "google/reformer-crime-and-punishment": (
        "https://huggingface.co/google/reformer-crime-and-punishment/resolve/main/config.json"
    ),
    "google/reformer-enwik8": "https://huggingface.co/google/reformer-enwik8/resolve/main/config.json",
}

class 			__SCREAMING_SNAKE_CASE      ( lowerCAmelCase_  ):


					'''simple docstring'''





					_a       =				'reformer'
					_a       =				['past_buckets_states']
					_a       =				{}



					def __init__(			self				:    Tuple,    lowerCamelCase				:    int=64,    lowerCamelCase				:    Optional[Any]=["local", "lsh", "local", "lsh", "local", "lsh"],    lowerCamelCase				:    Any=1.0,    lowerCamelCase				:    Union[str, Any]=True,    lowerCamelCase				:    str=[64, 64],    lowerCamelCase				:    Tuple=[64, 192],    lowerCamelCase				:    Tuple=0,    lowerCamelCase				:    List[str]=2,    lowerCamelCase				:    Union[str, Any]=512,    lowerCamelCase				:    List[Any]=None,    lowerCamelCase				:    Tuple="relu",    lowerCamelCase				:    Optional[int]=0.05,    lowerCamelCase				:    Optional[int]=256,    lowerCamelCase				:    Dict=0.02,    lowerCamelCase				:    Optional[int]=False,    lowerCamelCase				:    int=1E-12,    lowerCamelCase				:    int=1,    lowerCamelCase				:    List[Any]=0,    lowerCamelCase				:    str=0.05,    lowerCamelCase				:    Optional[int]=64,    lowerCamelCase				:    Tuple=64,    lowerCamelCase				:    List[Any]=0.0,    lowerCamelCase				:    int=1,    lowerCamelCase				:    Any=0,    lowerCamelCase				:    Union[str, Any]=4096,    lowerCamelCase				:    Any=12,    lowerCamelCase				:    Dict=None,    lowerCamelCase				:    Optional[int]=1,    lowerCamelCase				:    List[str]=0,    lowerCamelCase				:    Tuple=320,    lowerCamelCase				:    int=False,    lowerCamelCase				:    Optional[int]=True,    lowerCamelCase				:    List[str]=None,    **lowerCamelCase				:    str,    )->   Union[str, Any]:
								lowerCamelCase__						:						List[Any]						      =hash_seed
								lowerCamelCase__						:						int						      =vocab_size
								lowerCamelCase__						:						List[Any]						      =attention_head_size
								lowerCamelCase__						:						Any						      =hidden_size
								lowerCamelCase__						:						Tuple						      =num_attention_heads
								lowerCamelCase__						:						List[str]						      =num_hashes
								lowerCamelCase__						:						Union[str, Any]						      =len(lowerCamelCase	)
								lowerCamelCase__						:						List[str]						      =tuple(lowerCamelCase	) if isinstance(lowerCamelCase,    lowerCamelCase	) else num_buckets
								lowerCamelCase__						:						Union[str, Any]						      =lsh_attn_chunk_length
								lowerCamelCase__						:						Optional[int]						      =local_attn_chunk_length
								lowerCamelCase__						:						List[str]						      =lsh_num_chunks_after
								lowerCamelCase__						:						List[Any]						      =lsh_num_chunks_before
								lowerCamelCase__						:						int						      =local_num_chunks_after
								lowerCamelCase__						:						Optional[Any]						      =local_num_chunks_before
								lowerCamelCase__						:						List[str]						      =hidden_act
								lowerCamelCase__						:						List[Any]						      =feed_forward_size
								lowerCamelCase__						:						Any						      =hidden_dropout_prob
								lowerCamelCase__						:						Tuple						      =lsh_attention_probs_dropout_prob
								lowerCamelCase__						:						List[str]						      =local_attention_probs_dropout_prob
								lowerCamelCase__						:						List[Any]						      =max_position_embeddings
								lowerCamelCase__						:						Union[str, Any]						      =initializer_range
								lowerCamelCase__						:						Optional[Any]						      =layer_norm_eps
								lowerCamelCase__						:						str						      =axial_pos_embds
								lowerCamelCase__						:						List[str]						      =tuple(lowerCamelCase	)
								lowerCamelCase__						:						int						      =tuple(lowerCamelCase	)
								lowerCamelCase__						:						Union[str, Any]						      =axial_norm_std
								lowerCamelCase__						:						Optional[Any]						      =chunk_size_lm_head
								lowerCamelCase__						:						int						      =attn_layers
								lowerCamelCase__						:						int						      =use_cache
								lowerCamelCase__						:						Union[str, Any]						      =classifier_dropout
								super().__init__(
								    pad_token_id=lowerCamelCase,    eos_token_id=lowerCamelCase,    is_decoder=lowerCamelCase,    tie_word_embeddings=lowerCamelCase,    **lowerCamelCase,    )









"""simple docstring"""






import timeit
from typing import Callable, Optional

from ..configuration_utils import PretrainedConfig
from ..models.auto.modeling_auto import MODEL_MAPPING, MODEL_WITH_LM_HEAD_MAPPING
from ..utils import is_pyanvml_available, is_torch_available, logging
from .benchmark_utils import (
    Benchmark,
    Memory,
    MemorySummary,
    measure_peak_memory_cpu,
    start_memory_tracing,
    stop_memory_tracing,
)


if is_torch_available():
		import torch

		from .benchmark_args import PyTorchBenchmarkArguments


if is_pyanvml_available():
		import pyanvml.pyanvml as nvml


_lowercase					:					Optional[Any] 		=		logging.get_logger(__name__)

class 			__SCREAMING_SNAKE_CASE      ( lowerCAmelCase_  ):


					'''simple docstring'''





					_a       =				42
					_a       =				42
					_a       =				"PyTorch"



					@property
					def 						snake_case			(			self				:    Dict	)->   List[str]:
								return torch.__version__



					def 						snake_case			(			self				:    Optional[Any],    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   float:
								lowerCamelCase__						:						List[Any]						      =self._prepare_inference_func(lowerCamelCase,    lowerCamelCase,    lowerCamelCase	)
								return self._measure_speed(_inference	)



					def 						snake_case			(			self				:    List[str],    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   [Memory, Optional[MemorySummary]]:
								lowerCamelCase__						:						List[Any]						      =self._prepare_inference_func(lowerCamelCase,    lowerCamelCase,    lowerCamelCase	)
								return self._measure_memory(_inference	)



					def 						snake_case			(			self				:    Any,    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   float:
								lowerCamelCase__						:						int						      =self._prepare_train_func(lowerCamelCase,    lowerCamelCase,    lowerCamelCase	)
								return self._measure_speed(_train	)



					def 						snake_case			(			self				:    List[str],    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   [Memory, Optional[MemorySummary]]:
								lowerCamelCase__						:						str						      =self._prepare_train_func(lowerCamelCase,    lowerCamelCase,    lowerCamelCase	)
								return self._measure_memory(_train	)



					def 						snake_case			(			self				:    List[str],    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   Callable[[], None]:
								lowerCamelCase__						:						List[str]						      =self.config_dict[model_name]

								if self.args.torchscript:
											lowerCamelCase__						:						int						      =True

								lowerCamelCase__						:						Optional[Any]						      =(
								    hasattr(lowerCamelCase,    '''architectures'''	)
								    and isinstance(config.architectures,    lowerCamelCase	)
								    and len(config.architectures	) > 0
								)
								if not self.args.only_pretrain_model and has_model_class_in_config:
											try:
														lowerCamelCase__						:						int						      =config.architectures[0]
														lowerCamelCase__						:						Dict						      =__import__('''transformers''',    fromlist=[model_class]	)
														lowerCamelCase__						:						str						      =getattr(lowerCamelCase,    lowerCamelCase	)
														lowerCamelCase__						:						Tuple						      =model_cls(lowerCamelCase	)
											except ImportError:
														raise ImportError(
														    F'''{model_class} does not exist. If you just want to test the pretrained model, you might want to'''
														    ''' set `--only_pretrain_model` or `args.only_pretrain_model=True`.'''	)
								else:
											lowerCamelCase__						:						List[str]						      =MODEL_MAPPING[config.__class__](lowerCamelCase	)

								model.eval()
								model.to(self.args.device	)

								# encoder-decoder has vocab size saved differently
								lowerCamelCase__						:						Optional[Any]						      =config.vocab_size if hasattr(lowerCamelCase,    '''vocab_size'''	) else config.encoder.vocab_size
								lowerCamelCase__						:						int						      =torch.randint(lowerCamelCase,    (batch_size, sequence_length),    dtype=torch.long,    device=self.args.device	)

								if self.args.fpaa:
											logger.info('''Running training in Mixed Precision...'''	)
											if not self.args.is_gpu:
														raise ValueError('''Mixed precision is possible only for GPU.'''	)
											# amp seems to have memory leaks so that memory usage
											# is measured using .half() for now https://github.com/NVIDIA/apex/issues/439
											model.half()

								if self.args.torchscript:
											with torch.no_grad():
														lowerCamelCase__						:						Optional[Any]						      =torch.jit.trace(lowerCamelCase,    lowerCamelCase	)
								else:
											lowerCamelCase__						:						Tuple						      =model

								def encoder_decoder_forward():
											with torch.no_grad():
														lowerCamelCase__						:						Optional[Any]						      =inference_model(lowerCamelCase,    decoder_input_ids=lowerCamelCase	)
											return outputs

								def encoder_forward():
											with torch.no_grad():
														lowerCamelCase__						:						Any						      =inference_model(lowerCamelCase	)
											return outputs

								lowerCamelCase__						:						Optional[int]						      =encoder_decoder_forward if config.is_encoder_decoder else encoder_forward
								return _forward



					def 						snake_case			(			self				:    Union[str, Any],    lowerCamelCase				:    str,    lowerCamelCase				:    int,    lowerCamelCase				:    int	)->   Callable[[], None]:
								lowerCamelCase__						:						Any						      =self.config_dict[model_name]

								lowerCamelCase__						:						Tuple						      =(
								    hasattr(lowerCamelCase,    '''architectures'''	)
								    and isinstance(config.architectures,    lowerCamelCase	)
								    and len(config.architectures	) > 0
								)
								if not self.args.only_pretrain_model and has_model_class_in_config:
											try:
														lowerCamelCase__						:						List[Any]						      =config.architectures[0]
														lowerCamelCase__						:						int						      =__import__('''transformers''',    fromlist=[model_class]	)
														lowerCamelCase__						:						int						      =getattr(lowerCamelCase,    lowerCamelCase	)
														lowerCamelCase__						:						Dict						      =model_cls(lowerCamelCase	)
											except ImportError:
														raise ImportError(
														    F'''{model_class} does not exist. If you just want to test the pretrained model, you might want to'''
														    ''' set `--only_pretrain_model` or `args.only_pretrain_model=True`.'''	)
								else:
											lowerCamelCase__						:						List[str]						      =MODEL_WITH_LM_HEAD_MAPPING[config.__class__](lowerCamelCase	)

								if self.args.torchscript:
											raise NotImplementedError('''Training for torchscript is currently not implemented'''	)
								else:
											lowerCamelCase__						:						str						      =model

								model.train()
								model.to(self.args.device	)

								# encoder-decoder has vocab size saved differently
								lowerCamelCase__						:						Dict						      =config.vocab_size if hasattr(lowerCamelCase,    '''vocab_size'''	) else config.encoder.vocab_size
								lowerCamelCase__						:						int						      =torch.randint(lowerCamelCase,    (batch_size, sequence_length),    dtype=torch.long,    device=self.args.device	)

								if self.args.fpaa:
											logger.info('''Running training in Mixed Precision...'''	)
											if not self.args.is_gpu:
														raise ValueError('''Mixed precision is possible only for GPU.'''	)

											# amp seems to have memory leaks so that memory usage
											# is measured using .half() for now https://github.com/NVIDIA/apex/issues/439
											model.half()

								def compute_loss_and_backprob_encoder():
											lowerCamelCase__						:						Optional[int]						      =train_model(lowerCamelCase,    labels=lowerCamelCase	)[0]
											loss.backward()
											return loss

								def compute_loss_and_backprob_encoder_decoder():
											lowerCamelCase__						:						Dict						      =train_model(lowerCamelCase,    decoder_input_ids=lowerCamelCase,    labels=lowerCamelCase	)[0]
											loss.backward()
											return loss

								lowerCamelCase__						:						Optional[Any]						      =(
								    compute_loss_and_backprob_encoder_decoder
								    if config.is_encoder_decoder
								    else compute_loss_and_backprob_encoder
								)
								return _train



					def 						snake_case			(			self				:    Optional[int],    lowerCamelCase				:    Optional[int]	)->   float:
								try:
											if self.args.is_tpu or self.args.torchscript:
														# run additional 10 times to stabilize compilation for tpu and torchscript
														logger.info('''Do inference on TPU or torchscript. Running model 5 times to stabilize compilation'''	)
														timeit.repeat(
														    lowerCamelCase,    repeat=1,    number=5,    )

											# as written in https://docs.python.org/2/library/timeit.html#timeit.Timer.repeat, min should be taken rather than the average
											lowerCamelCase__						:						List[str]						      =timeit.repeat(
											    lowerCamelCase,    repeat=self.args.repeat,    number=10,    )

											if self.args.is_tpu and self.args.torch_xla_tpu_print_metrics:
														import torch_xla.debug.metrics as met

														self.print_fn(met.metrics_report()	)

											return min(lowerCamelCase	) / 10.0
								except RuntimeError as e:
											self.print_fn(F'''Doesn\'t fit on GPU. {e}'''	)
											return "N/A"




					def 						snake_case			(			self				:    Optional[int],    lowerCamelCase				:    Callable[[], None]	)->   [Memory, MemorySummary]:
								try:
											if self.args.trace_memory_line_by_line:
														lowerCamelCase__						:						Optional[int]						      =start_memory_tracing('''transformers'''	)

											if self.args.is_tpu:
														# tpu
														raise NotImplementedError(
														    '''Memory Benchmarking is currently not implemented for TPU. Please disable memory benchmarking with'''
														    ''' `--no-memory` or `args.memory=False`'''	)
											elif self.args.is_gpu:
														if not is_pyanvml_available():
																	logger.warning(
																	    '''py3nvml not installed, we won\'t log GPU memory usage. '''
																	    '''Install py3nvml (pip install py3nvml) to log information about GPU.'''	)
																	lowerCamelCase__						:						str						      ='''N/A'''
														else:
																	logger.info(
																	    '''Measuring total GPU usage on GPU device. Make sure to not have additional processes running'''
																	    ''' on the same GPU.'''	)
																	# init nvml
																	nvml.nvmlInit()
																	func()
																	lowerCamelCase__						:						int						      =nvml.nvmlDeviceGetHandleByIndex(self.args.device_idx	)
																	lowerCamelCase__						:						Optional[Any]						      =nvml.nvmlDeviceGetMemoryInfo(lowerCamelCase	)
																	lowerCamelCase__						:						str						      =meminfo.used
																	lowerCamelCase__						:						List[str]						      =Memory(lowerCamelCase	)
																	# shutdown nvml
																	nvml.nvmlShutdown()
											else:
														# cpu
														lowerCamelCase__						:						List[Any]						      =measure_peak_memory_cpu(lowerCamelCase	)
														lowerCamelCase__						:						List[Any]						      =Memory(lowerCamelCase	) if isinstance(lowerCamelCase,    lowerCamelCase	) else memory_bytes

											if self.args.trace_memory_line_by_line:
														lowerCamelCase__						:						List[str]						      =stop_memory_tracing(lowerCamelCase	)
											else:
														lowerCamelCase__						:						Optional[int]						      =None

											return memory, summary
								except RuntimeError as e:
											self.print_fn(F'''Doesn\'t fit on GPU. {e}'''	)
											return "N/A", None




