

'''simple docstring'''
from typing import TYPE_CHECKING

from ...utils import (
    OptionalDependencyNotAvailable,
    _LazyModule,
    is_flax_available,
    is_tf_available,
    is_tokenizers_available,
    is_torch_available,
    is_vision_available,
)


_UpperCAmelCase  :		List[Any]  =		{
    '''configuration_clip''': [
        '''CLIP_PRETRAINED_CONFIG_ARCHIVE_MAP''',
        '''CLIPConfig''',
        '''CLIPOnnxConfig''',
        '''CLIPTextConfig''',
        '''CLIPVisionConfig''',
    ],
    '''processing_clip''': ['''CLIPProcessor'''],
    '''tokenization_clip''': ['''CLIPTokenizer'''],
}

try:
     if not is_tokenizers_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase  :		int  =		['''CLIPTokenizerFast''']

try:
     if not is_vision_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase  :		Tuple  =		['''CLIPFeatureExtractor''']
     _UpperCAmelCase  :		List[str]  =		['''CLIPImageProcessor''']

try:
     if not is_torch_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase  :		Dict  =		[
         '''CLIP_PRETRAINED_MODEL_ARCHIVE_LIST''',
         '''CLIPModel''',
         '''CLIPPreTrainedModel''',
         '''CLIPTextModel''',
         '''CLIPTextModelWithProjection''',
         '''CLIPVisionModel''',
         '''CLIPVisionModelWithProjection''',
     ]

try:
     if not is_tf_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase  :		List[str]  =		[
         '''TF_CLIP_PRETRAINED_MODEL_ARCHIVE_LIST''',
         '''TFCLIPModel''',
         '''TFCLIPPreTrainedModel''',
         '''TFCLIPTextModel''',
         '''TFCLIPVisionModel''',
     ]

try:
     if not is_flax_available():
          raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
     pass
else:
     _UpperCAmelCase  :		Optional[int]  =		[
         '''FlaxCLIPModel''',
         '''FlaxCLIPPreTrainedModel''',
         '''FlaxCLIPTextModel''',
         '''FlaxCLIPTextPreTrainedModel''',
         '''FlaxCLIPVisionModel''',
         '''FlaxCLIPVisionPreTrainedModel''',
     ]


if TYPE_CHECKING:
     from .configuration_clip import (
         CLIP_PRETRAINED_CONFIG_ARCHIVE_MAP,
         CLIPConfig,
         CLIPOnnxConfig,
         CLIPTextConfig,
         CLIPVisionConfig,
     )
     from .processing_clip import CLIPProcessor
     from .tokenization_clip import CLIPTokenizer

     try:
          if not is_tokenizers_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .tokenization_clip_fast import CLIPTokenizerFast

     try:
          if not is_vision_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .feature_extraction_clip import CLIPFeatureExtractor
          from .image_processing_clip import CLIPImageProcessor

     try:
          if not is_torch_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_clip import (
              CLIP_PRETRAINED_MODEL_ARCHIVE_LIST,
              CLIPModel,
              CLIPPreTrainedModel,
              CLIPTextModel,
              CLIPTextModelWithProjection,
              CLIPVisionModel,
              CLIPVisionModelWithProjection,
          )

     try:
          if not is_tf_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_tf_clip import (
              TF_CLIP_PRETRAINED_MODEL_ARCHIVE_LIST,
              TFCLIPModel,
              TFCLIPPreTrainedModel,
              TFCLIPTextModel,
              TFCLIPVisionModel,
          )

     try:
          if not is_flax_available():
               raise OptionalDependencyNotAvailable()
     except OptionalDependencyNotAvailable:
          pass
     else:
          from .modeling_flax_clip import (
              FlaxCLIPModel,
              FlaxCLIPPreTrainedModel,
              FlaxCLIPTextModel,
              FlaxCLIPTextPreTrainedModel,
              FlaxCLIPVisionModel,
              FlaxCLIPVisionPreTrainedModel,
          )


else:
     import sys

     _UpperCAmelCase  :		str  =		_LazyModule(__name__, globals()['''__file__'''], _import_structure, module_spec=__spec__)






'''simple docstring'''

import math
from enum import Enum
from typing import Optional, Union

from torch.optim import Optimizer
from torch.optim.lr_scheduler import LambdaLR

from .utils import logging


a    :							Any										=    logging.get_logger(__name__)






class 		a							(  _lowerCamelCase	):
				snake_case_           =						"linear"
				snake_case_           =						"cosine"
				snake_case_           =						"cosine_with_restarts"
				snake_case_           =						"polynomial"
				snake_case_           =						"constant"
				snake_case_           =						"constant_with_warmup"
				snake_case_           =						"piecewise_constant"







def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase = -1      )						->   Dict:

					'''simple docstring'''

					return LambdaLR(__UpperCAmelCase, lambda __UpperCAmelCase      : 1, last_epoch=__UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase = -1      )						->   Dict:

					'''simple docstring'''

					def lr_lambda(__UpperCAmelCase      ):
										if current_step < num_warmup_steps:
															return float(__UpperCAmelCase      ) / float(max(1.0, __UpperCAmelCase      )      )
										return 1.0

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, last_epoch=__UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase = -1      )						->   Any:

					'''simple docstring'''

					snake_case_		     =							{}
					snake_case_		     =							step_rules.split(''','''      )
					for rule_str in rule_list[:-1]:
										snake_case_     ,snake_case_		     =							rule_str.split(''':'''      )
										snake_case_		     =							int(__UpperCAmelCase      )
										snake_case_		     =							float(__UpperCAmelCase      )
										snake_case_		     =							value
					snake_case_		     =							float(rule_list[-1]      )

					def create_rules_function(__UpperCAmelCase, __UpperCAmelCase      ):
										def rule_func(__UpperCAmelCase      ) -> float:
															snake_case_		     =							sorted(rules_dict.keys()      )
															for i, sorted_step in enumerate(__UpperCAmelCase      ):
																				if steps < sorted_step:
																									return rules_dict[sorted_steps[i]]
															return last_lr_multiple

										return rule_func

					snake_case_		     =							create_rules_function(__UpperCAmelCase, __UpperCAmelCase      )

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, last_epoch=__UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase=-1      )						->   List[Any]:

					'''simple docstring'''

					def lr_lambda(__UpperCAmelCase      ):
										if current_step < num_warmup_steps:
															return float(__UpperCAmelCase      ) / float(max(1, __UpperCAmelCase      )      )
										return max(
										    0.0, float(num_training_steps - current_step      ) / float(max(1, num_training_steps - num_warmup_steps      )      )      )

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase = 0.5, __UpperCAmelCase = -1      )						->   Optional[Any]:

					'''simple docstring'''

					def lr_lambda(__UpperCAmelCase      ):
										if current_step < num_warmup_steps:
															return float(__UpperCAmelCase      ) / float(max(1, __UpperCAmelCase      )      )
										snake_case_		     =							float(current_step - num_warmup_steps      ) / float(max(1, num_training_steps - num_warmup_steps      )      )
										return max(0.0, 0.5 * (1.0 + math.cos(math.pi * float(__UpperCAmelCase      ) * 2.0 * progress      ))      )

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase = 1, __UpperCAmelCase = -1      )						->   Dict:

					'''simple docstring'''

					def lr_lambda(__UpperCAmelCase      ):
										if current_step < num_warmup_steps:
															return float(__UpperCAmelCase      ) / float(max(1, __UpperCAmelCase      )      )
										snake_case_		     =							float(current_step - num_warmup_steps      ) / float(max(1, num_training_steps - num_warmup_steps      )      )
										if progress >= 1.0:
															return 0.0
										return max(0.0, 0.5 * (1.0 + math.cos(math.pi * ((float(__UpperCAmelCase      ) * progress) % 1.0)      ))      )

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase      )


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase=1e-7, __UpperCAmelCase=1.0, __UpperCAmelCase=-1      )						->   str:

					'''simple docstring'''

					snake_case_		     =							optimizer.defaults['''lr''']
					if not (lr_init > lr_end):
										raise ValueError(F"lr_end ({lr_end}) must be be smaller than initial lr ({lr_init})"      )

					def lr_lambda(__UpperCAmelCase      ):
										if current_step < num_warmup_steps:
															return float(__UpperCAmelCase      ) / float(max(1, __UpperCAmelCase      )      )
										elif current_step > num_training_steps:
															return lr_end / lr_init  # as LambdaLR multiplies by lr_init
										else:
															snake_case_		     =							lr_init - lr_end
															snake_case_		     =							num_training_steps - num_warmup_steps
															snake_case_		     =							1 - (current_step - num_warmup_steps) / decay_steps
															snake_case_		     =							lr_range * pct_remaining**power + lr_end
															return decay / lr_init  # as LambdaLR multiplies by lr_init

					return LambdaLR(__UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase      )


a    :							Tuple										=    {
    SchedulerType.LINEAR: get_linear_schedule_with_warmup,
    SchedulerType.COSINE: get_cosine_schedule_with_warmup,
    SchedulerType.COSINE_WITH_RESTARTS: get_cosine_with_hard_restarts_schedule_with_warmup,
    SchedulerType.POLYNOMIAL: get_polynomial_decay_schedule_with_warmup,
    SchedulerType.CONSTANT: get_constant_schedule,
    SchedulerType.CONSTANT_WITH_WARMUP: get_constant_schedule_with_warmup,
    SchedulerType.PIECEWISE_CONSTANT: get_piecewise_constant_schedule,
}


def 						__magic_name__       (      __UpperCAmelCase, __UpperCAmelCase, __UpperCAmelCase = None, __UpperCAmelCase = None, __UpperCAmelCase = None, __UpperCAmelCase = 1, __UpperCAmelCase = 1.0, __UpperCAmelCase = -1, )						->   int:

					'''simple docstring'''

					snake_case_		     =							SchedulerType(__UpperCAmelCase      )
					snake_case_		     =							TYPE_TO_SCHEDULER_FUNCTION[name]
					if name == SchedulerType.CONSTANT:
										return schedule_func(__UpperCAmelCase, last_epoch=__UpperCAmelCase      )

					if name == SchedulerType.PIECEWISE_CONSTANT:
										return schedule_func(__UpperCAmelCase, step_rules=__UpperCAmelCase, last_epoch=__UpperCAmelCase      )

					# All other schedulers require `num_warmup_steps`
					if num_warmup_steps is None:
										raise ValueError(F"{name} requires `num_warmup_steps`, please provide that argument."      )

					if name == SchedulerType.CONSTANT_WITH_WARMUP:
										return schedule_func(__UpperCAmelCase, num_warmup_steps=__UpperCAmelCase, last_epoch=__UpperCAmelCase      )

					# All other schedulers require `num_training_steps`
					if num_training_steps is None:
										raise ValueError(F"{name} requires `num_training_steps`, please provide that argument."      )

					if name == SchedulerType.COSINE_WITH_RESTARTS:
										return schedule_func(
										    __UpperCAmelCase, num_warmup_steps=__UpperCAmelCase, num_training_steps=__UpperCAmelCase, num_cycles=__UpperCAmelCase, last_epoch=__UpperCAmelCase, )

					if name == SchedulerType.POLYNOMIAL:
										return schedule_func(
										    __UpperCAmelCase, num_warmup_steps=__UpperCAmelCase, num_training_steps=__UpperCAmelCase, power=__UpperCAmelCase, last_epoch=__UpperCAmelCase, )

					return schedule_func(
					    __UpperCAmelCase, num_warmup_steps=__UpperCAmelCase, num_training_steps=__UpperCAmelCase, last_epoch=__UpperCAmelCase      )

