



'''simple docstring'''


from typing import Any
class 				a_       :





     def __init__(			self		: str     ,				lowercase		: str						):





        """simple docstring"""




        lowercase_      :int         =			data
        lowercase_      :Tuple         =			None







     def __repr__(			self		: Dict						):





        """simple docstring"""




        return F'Node({self.data})'







class 				a_       :





     def __init__(			self		: Optional[int]						):





        """simple docstring"""




        lowercase_      :List[Any]         =			None





     def __iter__(			self		: List[str]						):





        """simple docstring"""




        lowercase_      :List[Any]         =			self.head
        while node:
           yield node.data
           lowercase_      :List[str]         =			node.next





     def __len__(			self		: int						):





        """simple docstring"""




        return sum(1 for _ in self						)





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





        """simple docstring"""




        return "->".join([str(_snake_case						) for item in self]						)





     def __getitem__(			self		: List[str]     ,				lowercase		: Optional[int]						):





        """simple docstring"""




        if not 0 <= index < len(self						):
           raise ValueError("list index out of range."						)
        for i, node in enumerate(self						):
           if i == index:
              return node
        return None





     def __setitem__(			self		: Dict     ,				lowercase		: Optional[Any]     ,				lowercase		: Optional[Any]						):





        """simple docstring"""




        if not 0 <= index < len(self						):
           raise ValueError("list index out of range."						)
        lowercase_      :Dict         =			self.head
        for _ in range(_snake_case						):
           lowercase_      :Optional[int]         =			current.next
        lowercase_      :Union[str, Any]         =			data





     def 							lowercase__				(			self		: Dict     ,				lowercase		: Any						):





        """simple docstring"""




        self.insert_nth(len(self						)     ,				_snake_case						)





     def 							lowercase__				(			self		: Union[str, Any]     ,				lowercase		: int						):





        """simple docstring"""




        self.insert_nth(0     ,				_snake_case						)





     def 							lowercase__				(			self		: Union[str, Any]     ,				lowercase		: List[Any]     ,				lowercase		: Optional[Any]						):





        """simple docstring"""




        if not 0 <= index <= len(self						):
           raise IndexError("list index out of range"						)
        lowercase_      :List[str]         =			Node(_snake_case						)
        if self.head is None:
           lowercase_      :List[Any]         =			new_node
        elif index == 0:
           lowercase_      :str         =			self.head  # link new_node to head
           lowercase_      :Union[str, Any]         =			new_node
        else:
           lowercase_      :str         =			self.head
           for _ in range(index - 1						):
              lowercase_      :Optional[int]         =			temp.next
           lowercase_      :Union[str, Any]         =			temp.next
           lowercase_      :Any         =			new_node





     def 							lowercase__				(			self		: List[Any]						):  # print every node data





        """simple docstring"""




        print(self						)





     def 							lowercase__				(			self		: Union[str, Any]						):





        """simple docstring"""




        return self.delete_nth(0						)





     def 							lowercase__				(			self		: Optional[int]						):  # delete from tail





        """simple docstring"""




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





     def 							lowercase__				(			self		: List[Any]     ,				lowercase		: List[str] = 0						):





        """simple docstring"""




        if not 0 <= index <= len(self						) - 1:  # test if index is valid
           raise IndexError("List index out of range."						)
        lowercase_      :str         =			self.head  # default first node
        if index == 0:
           lowercase_      :Tuple         =			self.head.next
        else:
           lowercase_      :Dict         =			self.head
           for _ in range(index - 1						):
              lowercase_      :List[str]         =			temp.next
           lowercase_      :List[str]         =			temp.next
           lowercase_      :List[Any]         =			temp.next.next
        return delete_node.data





     def 							lowercase__				(			self		: Optional[Any]						):





        """simple docstring"""




        return self.head is None







     def 							lowercase__				(			self		: Union[str, Any]						):





        """simple docstring"""




        lowercase_      :Tuple         =			None
        lowercase_      :List[str]         =			self.head

        while current:
           # Store the current node's next node.
           lowercase_      :Union[str, Any]         =			current.next
           # Make the current node's next point backwards
           lowercase_      :int         =			prev
           # Make the previous node be the current node
           lowercase_      :Any         =			current
           # Make the current node the next node (to progress iteration)
           lowercase_      :Optional[Any]         =			next_node
        # Return prev in order to put the head at the end
        lowercase_      :Any         =			prev







def 							UpperCAmelCase_  (						):
   lowercase_      :Optional[int]         =			LinkedList()
   assert linked_list.is_empty() is True
   assert str(a__			) == ""

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

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

   for i in range(10			):
      assert len(a__			) == i
      linked_list.insert_nth(a__     ,i + 1			)
   assert str(a__			) == "->".join(str(a__			) for i in range(1     ,11			)			)

   linked_list.insert_head(0			)
   linked_list.insert_tail(11			)
   assert str(a__			) == "->".join(str(a__			) for i in range(0     ,12			)			)

   assert linked_list.delete_head() == 0
   assert linked_list.delete_nth(9			) == 10
   assert linked_list.delete_tail() == 11
   assert len(a__			) == 9
   assert str(a__			) == "->".join(str(a__			) for i in range(1     ,10			)			)

   assert all(linked_list[i] == i + 1 for i in range(0     ,9			)			) is True

   for i in range(0     ,9			):
      lowercase_      :Union[str, Any]         =			-i
   assert all(linked_list[i] == -i for i in range(0     ,9			)			) is True

   linked_list.reverse()
   assert str(a__			) == "->".join(str(a__			) for i in range(-8     ,1			)			)
def 							UpperCAmelCase_  (						):
   lowercase_      :Tuple         =			[
       -9,
       1_00,
       Node(77_34_51_12			),
       "dlrow olleH",
       7,
       55_55,
       0,
       -192.55_555,
       "Hello, world!",
       77.9,
       Node(10			),
       None,
       None,
       12.20,
   ]
   lowercase_      :List[Any]         =			LinkedList()

   for i in test_input:
      linked_list.insert_tail(a__			)

   # Check if it's empty or not
   assert linked_list.is_empty() is False
   assert (
       str(a__			) == "-9->100->Node(77345112)->dlrow olleH->7->5555->0->"
       "-192.55555->Hello, world!->77.9->Node(10)->None->None->12.2"
   )

   # Delete the head
   lowercase_      :Optional[int]         =			linked_list.delete_head()
   assert result == -9
   assert (
       str(a__			) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
       "Hello, world!->77.9->Node(10)->None->None->12.2"
   )

   # Delete the tail
   lowercase_      :List[str]         =			linked_list.delete_tail()
   assert result == 12.2
   assert (
       str(a__			) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
       "Hello, world!->77.9->Node(10)->None->None"
   )

   # Delete a node in specific location in linked list
   lowercase_      :int         =			linked_list.delete_nth(10			)
   assert result is None
   assert (
       str(a__			) == "100->Node(77345112)->dlrow olleH->7->5555->0->-192.55555->"
       "Hello, world!->77.9->Node(10)->None"
   )

   # Add a Node instance to its head
   linked_list.insert_head(Node("Hello again, world!"			)			)
   assert (
       str(a__			)
       == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
       "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None"
   )

   # Add None to its tail
   linked_list.insert_tail(a__			)
   assert (
       str(a__			)
       == "Node(Hello again, world!)->100->Node(77345112)->dlrow olleH->"
       "7->5555->0->-192.55555->Hello, world!->77.9->Node(10)->None->None"
   )

   # Reverse the linked list
   linked_list.reverse()
   assert (
       str(a__			)
       == "None->None->Node(10)->77.9->Hello, world!->-192.55555->0->5555->"
       "7->dlrow olleH->Node(77345112)->100->Node(Hello again, world!)"
   )
def 							UpperCAmelCase_  (						):
   from doctest import testmod

   testmod()

   lowercase_      :Any         =			LinkedList()
   linked_list.insert_head(input("Inserting 1st at head "			).strip()			)
   linked_list.insert_head(input("Inserting 2nd at head "			).strip()			)
   print("\nPrint list:"			)
   linked_list.print_list()
   linked_list.insert_tail(input("\nInserting 1st at tail "			).strip()			)
   linked_list.insert_tail(input("Inserting 2nd at tail "			).strip()			)
   print("\nPrint list:"			)
   linked_list.print_list()
   print("\nDelete head"			)
   linked_list.delete_head()
   print("Delete tail"			)
   linked_list.delete_tail()
   print("\nPrint list:"			)
   linked_list.print_list()
   print("\nReverse linked list"			)
   linked_list.reverse()
   print("\nPrint list:"			)
   linked_list.print_list()
   print("\nString representation of linked list:"			)
   print(a__			)
   print("\nReading/changing Node data using indexing:"			)
   print(F'Element at Position 1: {linked_list[1]}'			)
   lowercase_      :Union[str, Any]         =			input("Enter New Value: "			).strip()
   print("New list:"			)
   print(a__			)
   print(F'length of linked_list is : {len(a__			)}'			)


if __name__ == "__main__":
 main()









'''simple docstring'''


from typing import Any, Dict, List, Union

from ..utils import add_end_docstrings, is_torch_available, is_vision_available, logging, requires_backends
from .base import PIPELINE_INIT_ARGS, ChunkPipeline


if is_vision_available():
 from PIL import Image

 from ..image_utils import load_image

if is_torch_available():
 import torch

 from transformers.modeling_outputs import BaseModelOutput

 from ..models.auto.modeling_auto import MODEL_FOR_ZERO_SHOT_OBJECT_DETECTION_MAPPING

lowerCAmelCase :					Union[str, Any] 							=logging.get_logger(__name__)
@add_end_docstrings(_lowerCAmelCase							)
class 				a_       (    _lowerCAmelCase							):





     def __init__(			self		: List[Any]     ,				**lowercase		: Optional[int]						):





        """simple docstring"""




        super().__init__(**lowercase						)

        if self.framework == "tf":
           raise ValueError(F'The {self.__class__} is only available in PyTorch.'						)

        requires_backends(self     ,				"vision"						)
        self.check_model_type(lowercase						)





     def __call__(			self		: Tuple     ,				lowercase		: Union[str, "Image.Image", List[Dict[str, Any]]]     ,				lowercase		: Union[str, List[str]] = None     ,				**lowercase		: str     ,				):





        """simple docstring"""




        if "text_queries" in kwargs:
           lowercase_      :List[Any]         =			kwargs.pop("text_queries"						)

        if isinstance(lowercase     ,				(str, Image.Image)						):
           lowercase_      :List[str]         =			{"image": image, "candidate_labels": candidate_labels}
        else:
           lowercase_      :Optional[Any]         =			image
        lowercase_      :str         =			super().__call__(lowercase     ,				**lowercase						)
        return results





     def 							lowercase__				(			self		: Optional[int]     ,				**lowercase		: List[str]						):





        """simple docstring"""




        lowercase_      :Tuple         =			{}
        if "threshold" in kwargs:
           lowercase_      :Dict         =			kwargs["threshold"]
        if "top_k" in kwargs:
           lowercase_      :Optional[Any]         =			kwargs["top_k"]
        return {}, {}, postprocess_params





     def 							lowercase__				(			self		: List[Any]     ,				lowercase		: Dict						):





        """simple docstring"""




        lowercase_      :Any         =			load_image(inputs["image"]						)
        lowercase_      :List[str]         =			inputs["candidate_labels"]
        if isinstance(lowercase     ,				lowercase						):
           lowercase_      :Union[str, Any]         =			candidate_labels.split(","						)

        lowercase_      :Tuple         =			torch.tensor([[image.height, image.width]]     ,				dtype=torch.intaa						)
        for i, candidate_label in enumerate(lowercase						):
           lowercase_      :Union[str, Any]         =			self.tokenizer(lowercase     ,				return_tensors=self.framework						)
           lowercase_      :Tuple         =			self.image_processor(lowercase     ,				return_tensors=self.framework						)
           yield {
               "is_last": i == len(lowercase						) - 1,
               "target_size": target_size,
               "candidate_label": candidate_label,
               **text_inputs,
               **image_features,
           }





     def 							lowercase__				(			self		: List[str]     ,				lowercase		: List[str]						):





        """simple docstring"""




        lowercase_      :Dict         =			model_inputs.pop("target_size"						)
        lowercase_      :str         =			model_inputs.pop("candidate_label"						)
        lowercase_      :List[Any]         =			model_inputs.pop("is_last"						)

        lowercase_      :Optional[Any]         =			self.model(**lowercase						)

        lowercase_      :str         =			{"target_size": target_size, "candidate_label": candidate_label, "is_last": is_last, **outputs}
        return model_outputs





     def 							lowercase__				(			self		: Optional[int]     ,				lowercase		: List[str]     ,				lowercase		: List[str]=0.1     ,				lowercase		: Optional[int]=None						):





        """simple docstring"""




        lowercase_      :Dict         =			[]
        for model_output in model_outputs:
           lowercase_      :int         =			model_output["candidate_label"]
           lowercase_      :str         =			BaseModelOutput(lowercase						)
           lowercase_      :List[Any]         =			self.image_processor.post_process_object_detection(
               outputs=lowercase     ,				threshold=lowercase     ,				target_sizes=model_output["target_size"]						)[0]

           for index in outputs["scores"].nonzero():
              lowercase_      :Optional[int]         =			outputs["scores"][index].item()
              lowercase_      :int         =			self._get_bounding_box(outputs["boxes"][index][0]						)

              lowercase_      :int         =			{"score": score, "label": label, "box": box}
              results.append(lowercase						)

        lowercase_      :Dict         =			sorted(lowercase     ,				key=lambda lowercase						: x["score"]     ,				reverse=lowercase						)
        if top_k:
           lowercase_      :List[str]         =			results[:top_k]

        return results







     def 							lowercase__				(			self		: Union[str, Any]     ,				lowercase		: "torch.Tensor"						):





        """simple docstring"""




        if self.framework != "pt":
           raise ValueError("The ZeroShotObjectDetectionPipeline is only available in PyTorch."						)
        lowercase_      ,							lowercase_      ,							lowercase_      ,							lowercase_      :List[str]         =			box.int().tolist()
        lowercase_      :List[Any]         =			{
            "xmin": xmin,
            "ymin": ymin,
            "xmax": xmax,
            "ymax": ymax,
        }
        return bbox


