



"""simple docstring"""






from __future__ import annotations

from collections.abc import Iterator
from typing import Generic, TypeVar

lowerCAmelCase__              =							TypeVar('''T''')






class 			__snake_case			(      Generic[T]):




  def __init__(					self	:		int		,   __lowerCAmelCase	:		T						):






         """simple docstring"""






         _lowerCamelCase		:							Optional[int]            =					data
         _lowerCamelCase		:							Node[T] | None            =					None




  def __str__(					self	:		Optional[Any]						):






         """simple docstring"""






         return f'''{self.data}'''






class 			__snake_case			(      Generic[T]):




  def __init__(					self	:		int						):






         """simple docstring"""






         _lowerCamelCase		:							Node[T] | None            =					None




  def __iter__(					self	:		str						):






         """simple docstring"""






         _lowerCamelCase		:							List[str]            =					self.top
         while node:
                yield node.data
                _lowerCamelCase		:							Any            =					node.next




  def __str__(					self	:		int						):






         """simple docstring"""






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




  def __len__(					self	:		int						):






         """simple docstring"""






         return len(tuple(iter(self						)						)						)




  def 		SCREAMING_SNAKE_CASE							(					self	:		int						):






         """simple docstring"""






         return self.top is None




  def 		SCREAMING_SNAKE_CASE							(					self	:		int		,   __lowerCAmelCase	:		T						):






         """simple docstring"""






         _lowerCamelCase		:							Tuple            =					Node(__lowerCAmelCase						)
         if not self.is_empty():
                _lowerCamelCase		:							Optional[int]            =					self.top
         _lowerCamelCase		:							List[str]            =					node




  def 		SCREAMING_SNAKE_CASE							(					self	:		str						):






         """simple docstring"""






         if self.is_empty():
                raise IndexError('''pop from empty stack'''						)
         assert isinstance(self.top		,   __lowerCAmelCase						)
         _lowerCamelCase		:							Any            =					self.top
         _lowerCamelCase		:							Any            =					self.top.next
         return pop_node.data




  def 		SCREAMING_SNAKE_CASE							(					self	:		Optional[int]						):






         """simple docstring"""






         if self.is_empty():
                raise IndexError('''peek from empty stack'''						)

         assert self.top is not None
         return self.top.data




  def 		SCREAMING_SNAKE_CASE							(					self	:		Dict						):






         """simple docstring"""






         _lowerCamelCase		:							List[str]            =					None


if __name__ == "__main__":
   from doctest import testmod

   testmod()







"""simple docstring"""




import unittest

from transformers import is_vision_available
from transformers.pipelines import pipeline
from transformers.testing_utils import (
    is_pipeline_test,
    nested_simplify,
    require_tf,
    require_torch,
    require_vision,
    slow,
)

from .test_pipelines_common import ANY


if is_vision_available():
 from PIL import Image
else:






 class       UpperCAmelCase_    :



       @staticmethod
       def 		snake_case_   (	*A	:      Union[str, Any]	,      **A	:      Dict		):
            pass






@is_pipeline_test
@require_vision
class       UpperCAmelCase_    (							unittest.TestCase		):



      @require_torch
      def 		snake_case_   (	self	:      Union[str, Any]		):
           _UpperCAmelCase     :      Union[str, Any]														=       pipeline(
               model="hf-internal-testing/tiny-random-clip-zero-shot-image-classification"	,      )
           _UpperCAmelCase     :      Union[str, Any]														=       Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png"		)
           _UpperCAmelCase     :      Tuple														=       image_classifier(A	,      candidate_labels=["a", "b", "c"]		)

           # The floating scores are so close, we enter floating error approximation and the order is not guaranteed across
           # python and torch versions.
           self.assertIn(
               nested_simplify(A		)	,      [
                   [{"score": 0.333, "label": "a"}, {"score": 0.333, "label": "b"}, {"score": 0.333, "label": "c"}],
                   [{"score": 0.333, "label": "a"}, {"score": 0.333, "label": "c"}, {"score": 0.333, "label": "b"}],
               ]	,      )

           _UpperCAmelCase     :      str														=       image_classifier([image] * 5	,      candidate_labels=["A", "B", "C"]	,      batch_size=2		)
           self.assertEqual(
               nested_simplify(A		)	,      [
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
               ]	,      )



      @require_tf
      def 		snake_case_   (	self	:      Any		):
           _UpperCAmelCase     :      List[str]														=       pipeline(
               model="hf-internal-testing/tiny-random-clip-zero-shot-image-classification"	,      framework="tf"		)
           _UpperCAmelCase     :      int														=       Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png"		)
           _UpperCAmelCase     :      Union[str, Any]														=       image_classifier(A	,      candidate_labels=["a", "b", "c"]		)

           self.assertEqual(
               nested_simplify(A		)	,      [{"score": 0.333, "label": "a"}, {"score": 0.333, "label": "b"}, {"score": 0.333, "label": "c"}]	,      )

           _UpperCAmelCase     :      Optional[Any]														=       image_classifier([image] * 5	,      candidate_labels=["A", "B", "C"]	,      batch_size=2		)
           self.assertEqual(
               nested_simplify(A		)	,      [
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
                   [
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                       {"score": 0.333, "label": ANY(A		)},
                   ],
               ]	,      )



      @slow
      @require_torch
      def 		snake_case_   (	self	:      Any		):
           _UpperCAmelCase     :      Optional[Any]														=       pipeline(
               task="zero-shot-image-classification"	,      model="openai/clip-vit-base-patch32"	,      )
           # This is an image of 2 cats with remotes and no planes
           _UpperCAmelCase     :      Dict														=       Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png"		)
           _UpperCAmelCase     :      List[Any]														=       image_classifier(A	,      candidate_labels=["cat", "plane", "remote"]		)

           self.assertEqual(
               nested_simplify(A		)	,      [
                   {"score": 0.511, "label": "remote"},
                   {"score": 0.485, "label": "cat"},
                   {"score": 0.004, "label": "plane"},
               ]	,      )

           _UpperCAmelCase     :      Tuple														=       image_classifier([image] * 5	,      candidate_labels=["cat", "plane", "remote"]	,      batch_size=2		)
           self.assertEqual(
               nested_simplify(A		)	,      [
                   [
                       {"score": 0.511, "label": "remote"},
                       {"score": 0.485, "label": "cat"},
                       {"score": 0.004, "label": "plane"},
                   ],
               ]
               * 5	,      )



      @slow
      @require_tf
      def 		snake_case_   (	self	:      Any		):
           _UpperCAmelCase     :      List[Any]														=       pipeline(
               task="zero-shot-image-classification"	,      model="openai/clip-vit-base-patch32"	,      framework="tf"		)
           # This is an image of 2 cats with remotes and no planes
           _UpperCAmelCase     :      Union[str, Any]														=       Image.open("./tests/fixtures/tests_samples/COCO/000000039769.png"		)
           _UpperCAmelCase     :      Union[str, Any]														=       image_classifier(A	,      candidate_labels=["cat", "plane", "remote"]		)
           self.assertEqual(
               nested_simplify(A		)	,      [
                   {"score": 0.511, "label": "remote"},
                   {"score": 0.485, "label": "cat"},
                   {"score": 0.004, "label": "plane"},
               ]	,      )

           _UpperCAmelCase     :      Union[str, Any]														=       image_classifier([image] * 5	,      candidate_labels=["cat", "plane", "remote"]	,      batch_size=2		)
           self.assertEqual(
               nested_simplify(A		)	,      [
                   [
                       {"score": 0.511, "label": "remote"},
                       {"score": 0.485, "label": "cat"},
                       {"score": 0.004, "label": "plane"},
                   ],
               ]
               * 5	,      )
