



'''simple docstring'''
from typing import Any






class 							lowercase__     :





	def __init__(			self :    List[str]			,lowerCamelCase__ :    Union[str, Any]			):







							'''simple docstring'''
							_UpperCamelCase :		Any			    =       data
							_UpperCamelCase :		Optional[Any]			    =       None






class 							lowercase__     :





	def __init__(			self :    Optional[int]			):







							'''simple docstring'''
							_UpperCamelCase :		str			    =       None





	def      UpperCamelCase_  (			self :    Optional[Any]			):







							'''simple docstring'''
							_UpperCamelCase :		Dict			    =       self.head
							while temp is not None:
													print(temp.data			,end=' '			)
													_UpperCamelCase :		List[Any]			    =       temp.next
							print()





	def      UpperCamelCase_  (			self :    List[Any]			,lowerCamelCase__ :    Dict			):







							'''simple docstring'''
							_UpperCamelCase :		Dict			    =       Node(a__			)
							_UpperCamelCase :		Tuple			    =       self.head
							_UpperCamelCase :		int			    =       new_node





	def      UpperCamelCase_  (			self :    Union[str, Any]			,lowerCamelCase__ :    Any			,lowerCamelCase__ :    int			):







							'''simple docstring'''




							if node_data_a == node_data_a:
													return
							else:
													_UpperCamelCase :		List[str]			    =       self.head
													while node_a is not None and node_a.data != node_data_a:
																			_UpperCamelCase :		int			    =       node_a.next

													_UpperCamelCase :		Any			    =       self.head
													while node_a is not None and node_a.data != node_data_a:
																			_UpperCamelCase :		List[str]			    =       node_a.next

													if node_a is None or node_a is None:
																			return

													_UpperCamelCase    ,      _UpperCamelCase :		int			    =       node_a.data, node_a.data


if __name__ == "__main__":
					snake_case_			:     int  	=  LinkedList()
					for i in range(5, 0, -1):
										ll.push(i)

					ll.print_list()

					ll.swap_nodes(1, 4)
					print('After swapping')
					ll.print_list()







'''simple docstring'''
from torch import nn






def A__   (					UpperCAmelCase_							):
						if act_fn in ["swish", "silu"]:
												return nn.SiLU()
						elif act_fn == "mish":
												return nn.Mish()
						elif act_fn == "gelu":
												return nn.GELU()
						else:
												raise ValueError(f'Unsupported activation function: {act_fn}'							)


