


'''simple docstring'''



from __future__ import annotations

from collections.abc import MutableSequence






class 	UpperCamelCase__:




				def __init__(		self      :			Optional[int]				,   lowerCAmelCase      :			int				,   lowerCAmelCase      :			MutableSequence[float]				)->					None:

										"""simple docstring"""




										if len(lowerCAmelCase				) != degree + 1:
																raise ValueError(
																    '''The number of coefficients should be equal to the degree + 1.'''				)

										UpperCAmelCase					    =     list(lowerCAmelCase				)
										UpperCAmelCase					    =     degree




				def __add__(		self      :			Dict				,   lowerCAmelCase      :			Polynomial				)->					Polynomial:

										"""simple docstring"""




										if self.degree > polynomial_a.degree:
																UpperCAmelCase					    =     self.coefficients[:]
																for i in range(polynomial_a.degree + 1				):
																						coefficients[i] += polynomial_a.coefficients[i]
																return Polynomial(self.degree				,   lowerCAmelCase				)
										else:
																UpperCAmelCase					    =     polynomial_a.coefficients[:]
																for i in range(self.degree + 1				):
																						coefficients[i] += self.coefficients[i]
																return Polynomial(polynomial_a.degree				,   lowerCAmelCase				)




				def __sub__(		self      :			List[str]				,   lowerCAmelCase      :			Polynomial				)->					Polynomial:

										"""simple docstring"""




										return self + polynomial_a * Polynomial(0				,   [-1]				)




				def __neg__(		self      :			Optional[int]				)->					Polynomial:

										"""simple docstring"""




										return Polynomial(self.degree				,   [-c for c in self.coefficients]				)




				def __mul__(		self      :			List[str]				,   lowerCAmelCase      :			Polynomial				)->					Polynomial:

										"""simple docstring"""




										UpperCAmelCase					    =     [0] * (self.degree + polynomial_a.degree + 1)
										for i in range(self.degree + 1				):
																for j in range(polynomial_a.degree + 1				):
																						coefficients[i + j] += (
																						    self.coefficients[i] * polynomial_a.coefficients[j]
																						)

										return Polynomial(self.degree + polynomial_a.degree				,   lowerCAmelCase				)




				def 					a__(		self      :			str				,   lowerCAmelCase      :			int | float				)->					int | float:

										"""simple docstring"""




										UpperCAmelCase					    =     0
										for i in range(self.degree + 1				):
																result += self.coefficients[i] * (substitution**i)
										return result




				def __str__(		self      :			int				)->					str:

										"""simple docstring"""




										UpperCAmelCase					    =     ''''''
										for i in range(self.degree				,   -1				,   -1				):
																if self.coefficients[i] == 0:
																						continue
																elif self.coefficients[i] > 0:
																						if polynomial:
																												polynomial += " + "
																else:
																						polynomial += " - "

																if i == 0:
																						polynomial += str(abs(self.coefficients[i]				)				)
																elif i == 1:
																						polynomial += str(abs(self.coefficients[i]				)				) + "x"
																else:
																						polynomial += str(abs(self.coefficients[i]				)				) + "x^" + str(lowerCAmelCase				)

										return polynomial




				def __repr__(		self      :			Union[str, Any]				)->					str:

										"""simple docstring"""




										return self.__str__()




				def 					a__(		self      :			Optional[Any]				)->					Polynomial:

										"""simple docstring"""




										UpperCAmelCase					    =     [0] * self.degree
										for i in range(self.degree				):
																UpperCAmelCase					    =     self.coefficients[i + 1] * (i + 1)
										return Polynomial(self.degree - 1				,   lowerCAmelCase				)




				def 					a__(		self      :			Any				,   lowerCAmelCase      :			int | float = 0				)->					Polynomial:

										"""simple docstring"""




										UpperCAmelCase					    =     [0] * (self.degree + 2)
										UpperCAmelCase					    =     constant
										for i in range(self.degree + 1				):
																UpperCAmelCase					    =     self.coefficients[i] / (i + 1)
										return Polynomial(self.degree + 1				,   lowerCAmelCase				)




				def __eq__(		self      :			str				,   lowerCAmelCase      :			object				)->					bool:

										"""simple docstring"""




										if not isinstance(lowerCAmelCase				,   lowerCAmelCase				):
																return False

										if self.degree != polynomial_a.degree:
																return False

										for i in range(self.degree + 1				):
																if self.coefficients[i] != polynomial_a.coefficients[i]:
																						return False

										return True





				def __ne__(		self      :			Any				,   lowerCAmelCase      :			object				)->					bool:

										"""simple docstring"""




										return not self.__eq__(lowerCAmelCase				)









'''simple docstring'''



from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_torch_available, is_vision_available


_lowercase      :      Union[str, Any]            =					{
    """configuration_poolformer""": [
        """POOLFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP""",
        """PoolFormerConfig""",
        """PoolFormerOnnxConfig""",
    ]
}

try:
	if not is_vision_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_lowercase      :      List[Any]            =					["""PoolFormerFeatureExtractor"""]
	_lowercase      :      Any            =					["""PoolFormerImageProcessor"""]

try:
	if not is_torch_available():
		raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
	pass
else:
	_lowercase      :      Tuple            =					[
	    """POOLFORMER_PRETRAINED_MODEL_ARCHIVE_LIST""",
	    """PoolFormerForImageClassification""",
	    """PoolFormerModel""",
	    """PoolFormerPreTrainedModel""",
	]


if TYPE_CHECKING:
	from .configuration_poolformer import (
	    POOLFORMER_PRETRAINED_CONFIG_ARCHIVE_MAP,
	    PoolFormerConfig,
	    PoolFormerOnnxConfig,
	)

	try:
		if not is_vision_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .feature_extraction_poolformer import PoolFormerFeatureExtractor
		from .image_processing_poolformer import PoolFormerImageProcessor

	try:
		if not is_torch_available():
			raise OptionalDependencyNotAvailable()
	except OptionalDependencyNotAvailable:
		pass
	else:
		from .modeling_poolformer import (
		    POOLFORMER_PRETRAINED_MODEL_ARCHIVE_LIST,
		    PoolFormerForImageClassification,
		    PoolFormerModel,
		    PoolFormerPreTrainedModel,
		)


else:
	import sys

	_lowercase      :      Dict            =					_LazyModule(__name__, globals()["""__file__"""], _import_structure)





