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


lowerCAmelCase__	   = logging.get_logger(__name__)

lowerCAmelCase__	   = {
    """google/switch-base-8""": """https://huggingface.co/google/switch-base-8/blob/main/config.json""",
}

class 					a__						(					snake_case			):
			"""simple docstring"""







			__lowerCamelCase        =       'switch_transformers'
			__lowerCamelCase        =       ['past_key_values']
			__lowerCamelCase        =       {'hidden_size': 'd_model', 'num_attention_heads': 'num_heads', 'num_hidden_layers': 'num_layers'}


			def __init__(    self      ,      lowercase=32128      ,      lowercase=768      ,      lowercase=64      ,      lowercase=2048      ,      lowercase=64      ,      lowercase=12      ,      lowercase=3      ,      lowercase=12      ,      lowercase=3      ,      lowercase=12      ,      lowercase=8      ,      lowercase=False      ,      lowercase=0.01      ,      lowercase="float32"      ,      lowercase=False      ,      lowercase=32      ,      lowercase=128      ,      lowercase=0.1      ,      lowercase=1e-6      ,      lowercase=0.001      ,      lowercase=0.001      ,      lowercase=1.0      ,      lowercase="relu"      ,      lowercase=True      ,      lowercase=False      ,      lowercase=True      ,      lowercase=0      ,      lowercase=1      ,      **lowercase      ,      )  ->						Dict:
							'''simple docstring'''






							A__        =			vocab_size
							A__        =			d_model
							A__        =			d_kv
							A__        =			d_ff

							A__        =			num_sparse_encoder_layers

							A__        =			num_layers
							A__        =			(
							    num_decoder_layers if num_decoder_layers is not None else self.num_layers
							)  # default = symmetry
							A__        =			num_sparse_decoder_layers

							# This tells us, each how many encoder layer we'll have to set a sparse layer.
							if self.num_sparse_encoder_layers > 0:
											A__        =			self.num_layers // self.num_sparse_encoder_layers
							else:
											A__        =			self.num_layers  # HACK: this will create 0 sparse layers

							# This tells us, each how many encoder layer we'll have to set a sparse layer.
							if self.num_sparse_decoder_layers > 0:
											A__        =			self.num_decoder_layers // self.num_sparse_decoder_layers
							else:
											A__        =			self.num_decoder_layers  # HACK: this will create 0 sparse layers

							A__        =			num_heads
							A__        =			num_experts
							A__        =			expert_capacity
							A__        =			router_bias
							A__        =			router_jitter_noise
							if router_dtype not in ["float32", "float16", "bfloat16"]:
											raise ValueError(F'`router_dtype` must be one of \'float32\', \'float16\' or \'bfloat16\', got {router_dtype}'       )
							A__        =			router_dtype

							A__        =			router_ignore_padding_tokens
							A__        =			relative_attention_num_buckets
							A__        =			relative_attention_max_distance

							A__        =			dropout_rate
							A__        =			layer_norm_epsilon
							A__        =			initializer_factor
							A__        =			feed_forward_proj
							A__        =			use_cache
							A__        =			add_router_probs

							A__        =			router_z_loss_coef
							A__        =			router_aux_loss_coef

							A__        =			self.feed_forward_proj.split("-"       )
							A__        =			act_info[-1]
							A__        =			act_info[0] == "gated"

							if len(lowercase       ) > 1 and act_info[0] != "gated" or len(lowercase       ) > 2:
											raise ValueError(
											    F'`feed_forward_proj`: {feed_forward_proj} is not a valid activation function of the dense layer.'
											    "Please make sure `feed_forward_proj` is of the format `gated-{ACT_FN}` or `{ACT_FN}`, e.g. "
											    "'gated-gelu' or 'relu'"       )

							# for backwards compatibility
							if feed_forward_proj == "gated-gelu":
											A__        =			"gelu_new"

							super().__init__(
							    pad_token_id=lowercase      ,      eos_token_id=lowercase      ,      is_encoder_decoder=lowercase      ,      **lowercase      ,      )




from __future__ import annotations

from collections.abc import Iterator
from typing import Any

class 					a__						:
			"""simple docstring"""







			def __init__(    self      ,      lowercase       )  ->						int:
							'''simple docstring'''






							A__        =			data
							A__        =			None

class 					a__						:
			"""simple docstring"""







			def __init__(    self       )  ->						List[Any]:
							'''simple docstring'''






							A__        =			None
							A__        =			None


			def __iter__(    self       )  ->						Iterator[Any]:
							'''simple docstring'''






							A__        =			self.head
							while self.head:
											yield node.data
											A__        =			node.next
											if node == self.head:
															break


			def __len__(    self       )  ->						int:
							'''simple docstring'''






							return sum(1 for _ in self       )


			def __repr__(    self       )  ->						List[Any]:
							'''simple docstring'''






							return "->".join(str(lowercase       ) for item in iter(self       )       )


			def      UpperCamelCase		(    self      ,      lowercase       )  ->						None:
							'''simple docstring'''






							self.insert_nth(len(self       )      ,      lowercase       )


			def      UpperCamelCase		(    self      ,      lowercase       )  ->						None:
							'''simple docstring'''






							self.insert_nth(0      ,      lowercase       )


			def      UpperCamelCase		(    self      ,      lowercase      ,      lowercase       )  ->						None:
							'''simple docstring'''






							if index < 0 or index > len(self       ):
											raise IndexError("list index out of range."       )
							A__        =			Node(lowercase       )
							if self.head is None:
											A__        =			new_node  # first node points itself
											A__        =			A__        =			new_node
							elif index == 0:  # insert at head
											A__        =			self.head
											A__        =			A__        =			new_node
							else:
											A__        =			self.head
											for _ in range(index - 1       ):
															A__        =			temp.next
											A__        =			temp.next
											A__        =			new_node
											if index == len(self       ) - 1:  # insert at tail
															A__        =			new_node


			def      UpperCamelCase		(    self       )  ->						List[Any]:
							'''simple docstring'''






							return self.delete_nth(0       )


			def      UpperCamelCase		(    self       )  ->						Any:
							'''simple docstring'''






							return self.delete_nth(len(self       ) - 1       )


			def      UpperCamelCase		(    self      ,      lowercase = 0       )  ->						Any:
							'''simple docstring'''






							if not 0 <= index < len(self       ):
											raise IndexError("list index out of range."       )
							A__        =			self.head
							if self.head == self.tail:  # just one node
											A__        =			A__        =			None
							elif index == 0:  # delete head node
											A__        =			self.tail.next.next
											A__        =			self.head.next
							else:
											A__        =			self.head
											for _ in range(index - 1       ):
															A__        =			temp.next
											A__        =			temp.next
											A__        =			temp.next.next
											if index == len(self       ) - 1:  # delete at tail
															A__        =			temp
							return delete_node.data


			def      UpperCamelCase		(    self       )  ->						bool:
							'''simple docstring'''






							return len(self       ) == 0



def 					lowerCAmelCase__							(	)			->      None:




				'''simple docstring'''





				A__        =			CircularLinkedList()
				assert len(SCREAMING_SNAKE_CASE_      ) == 0
				assert circular_linked_list.is_empty() is True
				assert str(SCREAMING_SNAKE_CASE_      ) == ""

				try:
								circular_linked_list.delete_front()
								raise AssertionError  # This should not happen
				except IndexError:
								assert True  # This should happen

				try:
								circular_linked_list.delete_tail()
								raise AssertionError  # This should not happen
				except IndexError:
								assert True  # This should happen

				try:
								circular_linked_list.delete_nth(-1      )
								raise AssertionError
				except IndexError:
								assert True

				try:
								circular_linked_list.delete_nth(0      )
								raise AssertionError
				except IndexError:
								assert True

				assert circular_linked_list.is_empty() is True
				for i in range(5      ):
								assert len(SCREAMING_SNAKE_CASE_      ) == i
								circular_linked_list.insert_nth(SCREAMING_SNAKE_CASE_	,       i + 1      )
				assert str(SCREAMING_SNAKE_CASE_      ) == "->".join(str(SCREAMING_SNAKE_CASE_      ) for i in range(1	,       6      )      )

				circular_linked_list.insert_tail(6      )
				assert str(SCREAMING_SNAKE_CASE_      ) == "->".join(str(SCREAMING_SNAKE_CASE_      ) for i in range(1	,       7      )      )
				circular_linked_list.insert_head(0      )
				assert str(SCREAMING_SNAKE_CASE_      ) == "->".join(str(SCREAMING_SNAKE_CASE_      ) for i in range(0	,       7      )      )

				assert circular_linked_list.delete_front() == 0
				assert circular_linked_list.delete_tail() == 6
				assert str(SCREAMING_SNAKE_CASE_      ) == "->".join(str(SCREAMING_SNAKE_CASE_      ) for i in range(1	,       6      )      )
				assert circular_linked_list.delete_nth(2      ) == 3

				circular_linked_list.insert_nth(2	,       3      )
				assert str(SCREAMING_SNAKE_CASE_      ) == "->".join(str(SCREAMING_SNAKE_CASE_      ) for i in range(1	,       6      )      )

				assert circular_linked_list.is_empty() is False


if __name__ == "__main__":
	import doctest

	doctest.testmod()

