



"""simple docstring"""







import importlib.metadata
import operator
import re
import sys
from typing import Optional

from packaging import version


A		=						{
    '<': operator.lt,
    '<=': operator.le,
    '==': operator.eq,
    '!=': operator.ne,
    '>=': operator.ge,
    '>': operator.gt,
}

def  __SCREAMING_SNAKE_CASE		(			lowerCamelCase_:							Dict     ,		lowerCamelCase_:							str     ,		lowerCamelCase_:							Union[str, Any]     ,		lowerCamelCase_:							Any     ,		lowerCamelCase_:							Optional[int]     ,		lowerCamelCase_:							Optional[int] ):
						"""simple docstring"""






						if got_ver is None or want_ver is None:
												raise ValueError(
												    f'''Unable to compare versions for {requirement}: need={want_ver} found={got_ver}. This is unusual. Consider'''
												    f''' reinstalling {pkg}.''' )
						if not ops[op](version.parse(lowerCamelCase_ )     ,		version.parse(lowerCamelCase_ ) ):
												raise ImportError(
												    f'''{requirement} is required for a normal functioning of this module, but found {pkg}=={got_ver}.{hint}''' )

def  __SCREAMING_SNAKE_CASE		(			lowerCamelCase_:							str     ,		lowerCamelCase_:							Optional[str] = None ):
						"""simple docstring"""






						snake_case   :			Union[str, Any]						    = f'''\n{hint}''' if hint is not None else ""

						# non-versioned check
						if re.match(r"^[\w_\-\d]+$"     ,		lowerCamelCase_ ):
												snake_case    ,			snake_case    ,			snake_case   :			int						    = requirement, None, None
						else:
												snake_case   :			Any						    = re.findall(r"^([^!=<>\s]+)([\s!=<>]{1,2}.+)"     ,		lowerCamelCase_ )
												if not match:
																		raise ValueError(
																		    "requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23, but"
																		    f''' got {requirement}''' )
												snake_case    ,			snake_case   :			Optional[int]						    = match[0]
												snake_case   :			Union[str, Any]						    = want_full.split("," )  # there could be multiple requirements
												snake_case   :			int						    = {}
												for w in want_range:
																		snake_case   :			Optional[int]						    = re.findall(r"^([\s!=<>]{1,2})(.+)"     ,		lowerCamelCase_ )
																		if not match:
																								raise ValueError(
																								    "requirement needs to be in the pip package format, .e.g., package_a==1.23, or package_b>=1.23,"
																								    f''' but got {requirement}''' )
																		snake_case    ,			snake_case   :			Dict						    = match[0]
																		snake_case   :			List[str]						    = want_ver
																		if op not in ops:
																								raise ValueError(f'''{requirement}: need one of {list(ops.keys() )}, but got {op}''' )

    # special case
						if pkg == "python":
												snake_case   :			Union[str, Any]						    = ".".join([str(lowerCamelCase_ ) for x in sys.version_info[:3]] )
												for op, want_ver in wanted.items():
																		_compare_versions(lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_ )
												return

						# check if any version is installed
						try:
												snake_case   :			Any						    = importlib.metadata.version(lowerCamelCase_ )
						except importlib.metadata.PackageNotFoundError:
												raise importlib.metadata.PackageNotFoundError(
												    f'''The \'{requirement}\' distribution was not found and is required by this application. {hint}''' )

						# check that the right version is installed if version number or a range was provided
						if want_ver is not None:
												for op, want_ver in wanted.items():
																		_compare_versions(lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_     ,		lowerCamelCase_ )

def  __SCREAMING_SNAKE_CASE		(			lowerCamelCase_:							int ):
						"""simple docstring"""






						snake_case   :			List[Any]						    = "Try: pip install transformers -U or pip install -e '.[dev]' if you're working with git main"
						return require_version(lowerCamelCase_     ,		lowerCamelCase_ )








"""simple docstring"""







from typing import TYPE_CHECKING

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


A		=						{'configuration_vit': ['VIT_PRETRAINED_CONFIG_ARCHIVE_MAP', 'ViTConfig', 'ViTOnnxConfig']}

try:
			if not is_vision_available():
						raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
			pass
else:
			A		=						['ViTFeatureExtractor']
			A		=						['ViTImageProcessor']

try:
			if not is_torch_available():
						raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
			pass
else:
			A		=						[
			    'VIT_PRETRAINED_MODEL_ARCHIVE_LIST',
			    'ViTForImageClassification',
			    'ViTForMaskedImageModeling',
			    'ViTModel',
			    'ViTPreTrainedModel',
			]

try:
			if not is_tf_available():
						raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
			pass
else:
			A		=						[
			    'TFViTForImageClassification',
			    'TFViTModel',
			    'TFViTPreTrainedModel',
			]

try:
			if not is_flax_available():
						raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
			pass
else:
			A		=						[
			    'FlaxViTForImageClassification',
			    'FlaxViTModel',
			    'FlaxViTPreTrainedModel',
			]

if TYPE_CHECKING:
			from .configuration_vit import VIT_PRETRAINED_CONFIG_ARCHIVE_MAP, ViTConfig, ViTOnnxConfig

			try:
						if not is_vision_available():
									raise OptionalDependencyNotAvailable()
			except OptionalDependencyNotAvailable:
						pass
			else:
						from .feature_extraction_vit import ViTFeatureExtractor
						from .image_processing_vit import ViTImageProcessor

			try:
						if not is_torch_available():
									raise OptionalDependencyNotAvailable()
			except OptionalDependencyNotAvailable:
						pass
			else:
						from .modeling_vit import (
						    VIT_PRETRAINED_MODEL_ARCHIVE_LIST,
						    ViTForImageClassification,
						    ViTForMaskedImageModeling,
						    ViTModel,
						    ViTPreTrainedModel,
						)

			try:
						if not is_tf_available():
									raise OptionalDependencyNotAvailable()
			except OptionalDependencyNotAvailable:
						pass
			else:
						from .modeling_tf_vit import TFViTForImageClassification, TFViTModel, TFViTPreTrainedModel

			try:
						if not is_flax_available():
									raise OptionalDependencyNotAvailable()
			except OptionalDependencyNotAvailable:
						pass
			else:
						from .modeling_flax_vit import FlaxViTForImageClassification, FlaxViTModel, FlaxViTPreTrainedModel


else:
			import sys

			A		=						_LazyModule(__name__, globals()['__file__'], _import_structure, module_spec=__spec__)



