





import warnings
from dataclasses import dataclass, field
from typing import Optional, Tuple

from .training_args import TrainingArguments
from .utils import cached_property, is_tf_available, logging, requires_backends


UpperCamelCase__          =logging.get_logger(__name__)

if is_tf_available():
       import tensorflow as tf





@dataclass
class 	lowerCAmelCase__(       __lowercase			):






       '''simple docstring'''


       __snake_case       	=			'tf'
       __snake_case       	=			field(
           default=__lowercase     ,   metadata={'help': 'Name of TPU'}     ,   )

       __snake_case       	=			field(
           default=__lowercase     ,   metadata={'help': 'Zone of TPU'}     ,   )

       __snake_case       	=			field(
           default=__lowercase     ,   metadata={'help': 'Name of Cloud TPU-enabled project'}     ,   )

       __snake_case       	=			field(
           default=1.0     ,   metadata={'help': 'Power for the Polynomial decay LR scheduler.'}     ,   )

       __snake_case       	=			field(default=__lowercase     ,   metadata={'help': 'Whether to activate the XLA compilation or not'}			)




       @cached_property
       def 			UpperCamelCase_	(					self							)	->   Tuple["tf.distribute.Strategy", int]:
            requires_backends(self			,  ["tf"]							)
            logger.info("Tensorflow: setting up strategy"							)

            _SCREAMING_SNAKE_CASE				:		List[Any]  			=							tf.config.list_physical_devices("GPU"							)

            # Set to float16 at first
            if self.fpaa:
                 tf.keras.mixed_precision.set_global_policy("mixed_float16"							)

            if self.no_cuda:
                 _SCREAMING_SNAKE_CASE				:		List[Any]  			=							tf.distribute.OneDeviceStrategy(device="/cpu:0"							)
            else:
                 try:
                      if self.tpu_name:
                           _SCREAMING_SNAKE_CASE				:		Any  			=							tf.distribute.cluster_resolver.TPUClusterResolver(
                               self.tpu_name			,  zone=self.tpu_zone			,  project=self.gcp_project							)
                      else:
                           _SCREAMING_SNAKE_CASE				:		str  			=							tf.distribute.cluster_resolver.TPUClusterResolver()
                 except ValueError:
                      if self.tpu_name:
                           raise RuntimeError(F"""Couldn't connect to TPU {self.tpu_name}!"""							)
                      else:
                           _SCREAMING_SNAKE_CASE				:		Any  			=							None

                 if tpu:
                      # Set to bfloat16 in case of TPU
                      if self.fpaa:
                           tf.keras.mixed_precision.set_global_policy("mixed_bfloat16"							)

                      tf.config.experimental_connect_to_cluster(__lowerCamelCase							)
                      tf.tpu.experimental.initialize_tpu_system(__lowerCamelCase							)

                      _SCREAMING_SNAKE_CASE				:		List[str]  			=							tf.distribute.TPUStrategy(__lowerCamelCase							)

                 elif len(__lowerCamelCase							) == 0:
                      _SCREAMING_SNAKE_CASE				:		Dict  			=							tf.distribute.OneDeviceStrategy(device="/cpu:0"							)
                 elif len(__lowerCamelCase							) == 1:
                      _SCREAMING_SNAKE_CASE				:		Dict  			=							tf.distribute.OneDeviceStrategy(device="/gpu:0"							)
                 elif len(__lowerCamelCase							) > 1:
                      # If you only want to use a specific subset of GPUs use `CUDA_VISIBLE_DEVICES=0`
                      _SCREAMING_SNAKE_CASE				:		Any  			=							tf.distribute.MirroredStrategy()
                 else:
                      raise ValueError("Cannot find the proper strategy, please check your environment properties."							)

            return strategy




       @property
       def 			UpperCamelCase_	(					self							)	->   "tf.distribute.Strategy":
            requires_backends(self			,  ["tf"]							)
            return self._setup_strategy




       @property
       def 			UpperCamelCase_	(					self							)	->   int:
            requires_backends(self			,  ["tf"]							)
            return self._setup_strategy.num_replicas_in_sync




       @property
       def 			UpperCamelCase_	(					self							)	->   List[Any]:
            return False  # TF Logging is handled by Keras not the Trainer




       @property
       def 			UpperCamelCase_	(					self							)	->   int:
            if self.per_gpu_train_batch_size:
                 logger.warning(
                     "Using deprecated `--per_gpu_train_batch_size` argument which will be removed in a future "
                     "version. Using `--per_device_train_batch_size` is preferred."							)
            _SCREAMING_SNAKE_CASE				:		Tuple  			=							self.per_gpu_train_batch_size or self.per_device_train_batch_size
            return per_device_batch_size * self.n_replicas




       @property
       def 			UpperCamelCase_	(					self							)	->   int:
            if self.per_gpu_eval_batch_size:
                 logger.warning(
                     "Using deprecated `--per_gpu_eval_batch_size` argument which will be removed in a future "
                     "version. Using `--per_device_eval_batch_size` is preferred."							)
            _SCREAMING_SNAKE_CASE				:		int  			=							self.per_gpu_eval_batch_size or self.per_device_eval_batch_size
            return per_device_batch_size * self.n_replicas







       @property
       def 			UpperCamelCase_	(					self							)	->   int:
            requires_backends(self			,  ["tf"]							)
            warnings.warn(
                "The n_gpu argument is deprecated and will be removed in a future version, use n_replicas instead."			,  __lowerCamelCase			,  )
            return self._setup_strategy.num_replicas_in_sync






"""simple docstring"""


import random
from typing import List, Optional, Union

import numpy as np
import torch

from ..state import AcceleratorState
from .constants import CUDA_DISTRIBUTED_TYPES
from .dataclasses import DistributedType, RNGType
from .imports import is_npu_available, is_tpu_available, is_xpu_available


if is_tpu_available(check_device=False):
      import torch_xla.core.xla_model as xm





def SCREAMING_SNAKE_CASE_   (       snake_case   :					int						,  snake_case   :					bool = False		)->		Any:
       if device_specific:
              seed += AcceleratorState().process_index
       random.seed(snake_case		)
       np.random.seed(snake_case		)
       torch.manual_seed(snake_case		)
       if is_xpu_available():
              torch.xpu.manual_seed_all(snake_case		)
       elif is_npu_available():
              torch.npu.manual_seed_all(snake_case		)
       else:
              torch.cuda.manual_seed_all(snake_case		)
       # ^^ safe to call this function even if cuda is not available
       if is_tpu_available():
              xm.set_rng_state(snake_case		)





def SCREAMING_SNAKE_CASE_   (       snake_case   :					Optional[RNGType] = None						,  snake_case   :					Optional[torch.Generator] = None		)->		str:
       # Get the proper rng state
       if rng_type == RNGType.TORCH:
              _lowerCamelCase    	=					torch.get_rng_state()
       elif rng_type == RNGType.CUDA:
              _lowerCamelCase    	=					torch.cuda.get_rng_state()
       elif rng_type == RNGType.XLA:
              assert is_tpu_available(), "Can't synchronize XLA seeds on an environment without TPUs."
              _lowerCamelCase    	=					torch.tensor(xm.get_rng_state()		)
       elif rng_type == RNGType.NPU:
              assert is_npu_available(), "Can't synchronize NPU seeds on an environment without NPUs."
              _lowerCamelCase    	=					torch.npu.get_rng_state()
       elif rng_type == RNGType.XPU:
              assert is_xpu_available(), "Can't synchronize XPU seeds on an environment without XPUs."
              _lowerCamelCase    	=					torch.xpu.get_rng_state()
       elif rng_type == RNGType.GENERATOR:
              assert generator is not None, "Need a generator to synchronize its seed."
              _lowerCamelCase    	=					generator.get_state()

       # Broadcast the rng state from device 0 to other devices
       _lowerCamelCase    	=					AcceleratorState()
       if state.distributed_type == DistributedType.TPU:
              _lowerCamelCase    	=					rng_state.to(xm.xla_device()		)
              xm.collective_broadcast([rng_state]		)
              xm.mark_step()
              _lowerCamelCase    	=					rng_state.cpu()
       elif (
           state.distributed_type in CUDA_DISTRIBUTED_TYPES
           or state.distributed_type == DistributedType.MULTI_NPU
           or state.distributed_type == DistributedType.MULTI_XPU
       ):
              _lowerCamelCase    	=					rng_state.to(state.device		)
              torch.distributed.broadcast(snake_case						,  0		)
              _lowerCamelCase    	=					rng_state.cpu()
       elif state.distributed_type == DistributedType.MULTI_CPU:
              torch.distributed.broadcast(snake_case						,  0		)

       # Set the broadcast rng state
       if rng_type == RNGType.TORCH:
              torch.set_rng_state(snake_case		)
       elif rng_type == RNGType.CUDA:
              torch.cuda.set_rng_state(snake_case		)
       elif rng_type == RNGType.NPU:
              torch.npu.set_rng_state(snake_case		)
       elif rng_type == RNGType.XPU:
              torch.xpu.set_rng_state(snake_case		)
       elif rng_type == RNGType.XLA:
              xm.set_rng_state(rng_state.item()		)
       elif rng_type == RNGType.GENERATOR:
              generator.set_state(snake_case		)





def SCREAMING_SNAKE_CASE_   (       snake_case   :					List[Union[str, RNGType]]						,  snake_case   :					Optional[torch.Generator] = None		)->		int:
       for rng_type in rng_types:
              synchronize_rng_state(RNGType(snake_case		)						,  generator=snake_case		)






