

"""simple docstring"""





_a       =							[
    [0, 16, 13, 0, 0, 0],
    [0, 0, 10, 12, 0, 0],
    [0, 4, 0, 0, 14, 0],
    [0, 0, 9, 0, 0, 20],
    [0, 0, 0, 7, 0, 4],
    [0, 0, 0, 0, 0, 0],
]




def   _A  (  UpperCamelCase_     :       List[Any],			UpperCamelCase_     :       Optional[Any],			UpperCamelCase_     :       Tuple,			UpperCamelCase_     :       str)	->						Any:
   '''simple docstring'''


   __lowercase								=						[False] * len(UpperCamelCase_)
   __lowercase								=						[s]
   __lowercase								=						True

   while queue:
      __lowercase								=						queue.pop(0)
      for ind in range(len(graph[u])):
         if visited[ind] is False and graph[u][ind] > 0:
            queue.append(UpperCamelCase_)
            __lowercase								=						True
            __lowercase								=						u

   return visited[t]




def   _A  (  UpperCamelCase_     :       int,			UpperCamelCase_     :       Tuple,			UpperCamelCase_     :       List[str])	->						Optional[int]:
   '''simple docstring'''


   __lowercase								=						[-1] * (len(UpperCamelCase_))
   __lowercase								=						0
   __lowercase								=						[]
   __lowercase								=						[i[:] for i in graph]  # Record original cut, copy.
   while bfs(UpperCamelCase_,			UpperCamelCase_,			UpperCamelCase_,			UpperCamelCase_):
      __lowercase								=						float("Inf")
      __lowercase								=						sink

      while s != source:
         # Find the minimum value in select path
         __lowercase								=						min(UpperCamelCase_,			graph[parent[s]][s])
         __lowercase								=						parent[s]

      max_flow += path_flow
      __lowercase								=						sink

      while v != source:
         __lowercase								=						parent[v]
         graph[u][v] -= path_flow
         graph[v][u] += path_flow
         __lowercase								=						parent[v]

   for i in range(len(UpperCamelCase_)):
      for j in range(len(graph[0])):
         if graph[i][j] == 0 and temp[i][j] > 0:
            res.append((i, j))

   return res


if __name__ == "__main__":
   print(mincut(test_graph, source=0, sink=5))







"""simple docstring"""





import unittest

from transformers import MODEL_FOR_DOCUMENT_QUESTION_ANSWERING_MAPPING, AutoTokenizer, is_vision_available
from transformers.pipelines import pipeline
from transformers.pipelines.document_question_answering import apply_tesseract
from transformers.testing_utils import (
    is_pipeline_test,
    nested_simplify,
    require_detectrona,
    require_pytesseract,
    require_tf,
    require_torch,
    require_vision,
    slow,
)

from .test_pipelines_common import ANY


if is_vision_available():
   from PIL import Image

   from transformers.image_utils import load_image
else:




   class 					_lowerCAmelCase  :







    """simple docstring"""







    @staticmethod
    def 					_lowercase (			*UpperCAmelCase__							:			Tuple,					**UpperCAmelCase__							:			List[Any]	):
       pass







   def   _A  (  UpperCamelCase_     :       Union[str, Any])	->						Any:
      '''simple docstring'''


      return None


# This is a pinned image from a specific revision of a document question answering space, hosted by HuggingFace,
# so we can expect it to be available.
_a       =							(
    'https://huggingface.co/spaces/impira/docquery/resolve/2f6c96314dc84dfda62d40de9da55f2f5165d403/invoice.png'
)




@is_pipeline_test
@require_torch
@require_vision
class 					_lowerCAmelCase  (	unittest.TestCase   ):







 """simple docstring"""







 __UpperCAmelCase	:					Tuple   		=	MODEL_FOR_DOCUMENT_QUESTION_ANSWERING_MAPPING


 @require_pytesseract
 @require_vision
 def 					_lowercase (			self							:			Optional[Any],					UpperCAmelCase__							:			Optional[Any],					UpperCAmelCase__							:			Dict,					UpperCAmelCase__							:			Optional[Any]	):
    __lowercase								=						pipeline(
        "document-question-answering",					model=UpperCAmelCase__,					tokenizer=UpperCAmelCase__,					image_processor=UpperCAmelCase__	)

    __lowercase								=						INVOICE_URL
    __lowercase								=						list(zip(*apply_tesseract(load_image(UpperCAmelCase__	),					UpperCAmelCase__,					""	)	)	)
    __lowercase								=						"What is the placebo?"
    __lowercase								=						[
        {
            "image": load_image(UpperCAmelCase__	),
            "question": question,
        },
        {
            "image": image,
            "question": question,
        },
        {
            "image": image,
            "question": question,
            "word_boxes": word_boxes,
        },
    ]
    return dqa_pipeline, examples


 def 					_lowercase (			self							:			int,					UpperCAmelCase__							:			Tuple,					UpperCAmelCase__							:			Any	):
    __lowercase								=						dqa_pipeline(UpperCAmelCase__,					top_k=2	)
    self.assertEqual(
        UpperCAmelCase__,					[
            [
                {"score": ANY(UpperCAmelCase__	), "answer": ANY(UpperCAmelCase__	), "start": ANY(UpperCAmelCase__	), "end": ANY(UpperCAmelCase__	)},
                {"score": ANY(UpperCAmelCase__	), "answer": ANY(UpperCAmelCase__	), "start": ANY(UpperCAmelCase__	), "end": ANY(UpperCAmelCase__	)},
            ]
        ]
        * 3,					)


 @require_torch
 @require_detectrona
 @require_pytesseract
 def 					_lowercase (			self							:			Dict	):
    __lowercase								=						pipeline("document-question-answering",					model="hf-internal-testing/tiny-random-layoutlmv2"	)
    __lowercase								=						INVOICE_URL
    __lowercase								=						"How many cats are there?"

    __lowercase								=						[
        {"score": 0.0_001, "answer": "oy 2312/2019", "start": 3_8, "end": 3_9},
        {"score": 0.0_001, "answer": "oy 2312/2019 DUE", "start": 3_8, "end": 4_0},
    ]
    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(nested_simplify(UpperCAmelCase__,					decimals=4	),					UpperCAmelCase__	)

    __lowercase								=						dqa_pipeline({"image": image, "question": question},					top_k=2	)
    self.assertEqual(nested_simplify(UpperCAmelCase__,					decimals=4	),					UpperCAmelCase__	)

    # This image does not detect ANY text in it, meaning layoutlmv2 should fail.
    # Empty answer probably
    __lowercase								=						"./tests/fixtures/tests_samples/COCO/000000039769.png"
    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(UpperCAmelCase__,					[]	)

    # We can optionnally pass directly the words and bounding boxes
    __lowercase								=						"./tests/fixtures/tests_samples/COCO/000000039769.png"
    __lowercase								=						[]
    __lowercase								=						[]
    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					words=UpperCAmelCase__,					boxes=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(UpperCAmelCase__,					[]	)


 @slow
 @require_torch
 @require_detectrona
 @require_pytesseract
 def 					_lowercase (			self							:			List[str]	):
    __lowercase								=						pipeline(
        "document-question-answering",					model="tiennvcs/layoutlmv2-base-uncased-finetuned-docvqa",					revision="9977165",					)
    __lowercase								=						INVOICE_URL
    __lowercase								=						"What is the invoice number?"

    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_944, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.0_009, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)

    __lowercase								=						dqa_pipeline({"image": image, "question": question},					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_944, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.0_009, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)

    __lowercase								=						dqa_pipeline(
        [{"image": image, "question": question}, {"image": image, "question": question}],					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            [
                {"score": 0.9_944, "answer": "us-001", "start": 1_6, "end": 1_6},
                {"score": 0.0_009, "answer": "us-001", "start": 1_6, "end": 1_6},
            ],
        ]
        * 2,					)


 @slow
 @require_torch
 @require_detectrona
 @require_pytesseract
 def 					_lowercase (			self							:			Dict	):
    __lowercase								=						pipeline(
        "document-question-answering",					model="tiennvcs/layoutlmv2-base-uncased-finetuned-docvqa",					revision="9977165",					max_seq_len=5_0,					)
    __lowercase								=						INVOICE_URL
    __lowercase								=						"What is the invoice number?"

    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_974, "answer": "1110212019", "start": 2_3, "end": 2_3},
            {"score": 0.9_948, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)

    __lowercase								=						dqa_pipeline({"image": image, "question": question},					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_974, "answer": "1110212019", "start": 2_3, "end": 2_3},
            {"score": 0.9_948, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)

    __lowercase								=						dqa_pipeline(
        [{"image": image, "question": question}, {"image": image, "question": question}],					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            [
                {"score": 0.9_974, "answer": "1110212019", "start": 2_3, "end": 2_3},
                {"score": 0.9_948, "answer": "us-001", "start": 1_6, "end": 1_6},
            ]
        ]
        * 2,					)


 @slow
 @require_torch
 @require_pytesseract
 @require_vision
 def 					_lowercase (			self							:			Optional[Any]	):
    __lowercase								=						AutoTokenizer.from_pretrained(
        "impira/layoutlm-document-qa",					revision="3dc6de3",					add_prefix_space=UpperCAmelCase__	)
    __lowercase								=						pipeline(
        "document-question-answering",					model="impira/layoutlm-document-qa",					tokenizer=UpperCAmelCase__,					revision="3dc6de3",					)
    __lowercase								=						INVOICE_URL
    __lowercase								=						"What is the invoice number?"

    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.4_251, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.0_819, "answer": "1110212019", "start": 2_3, "end": 2_3},
        ],					)

    __lowercase								=						dqa_pipeline({"image": image, "question": question},					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.4_251, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.0_819, "answer": "1110212019", "start": 2_3, "end": 2_3},
        ],					)

    __lowercase								=						dqa_pipeline(
        [{"image": image, "question": question}, {"image": image, "question": question}],					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            [
                {"score": 0.4_251, "answer": "us-001", "start": 1_6, "end": 1_6},
                {"score": 0.0_819, "answer": "1110212019", "start": 2_3, "end": 2_3},
            ]
        ]
        * 2,					)

    __lowercase								=						list(zip(*apply_tesseract(load_image(UpperCAmelCase__	),					UpperCAmelCase__,					""	)	)	)

    # This model should also work if `image` is set to None
    __lowercase								=						dqa_pipeline({"image": None, "word_boxes": word_boxes, "question": question},					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.4_251, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.0_819, "answer": "1110212019", "start": 2_3, "end": 2_3},
        ],					)


 @slow
 @require_torch
 @require_pytesseract
 @require_vision
 def 					_lowercase (			self							:			Union[str, Any]	):
    __lowercase								=						AutoTokenizer.from_pretrained(
        "impira/layoutlm-document-qa",					revision="3dc6de3",					add_prefix_space=UpperCAmelCase__	)
    __lowercase								=						pipeline(
        "document-question-answering",					model="impira/layoutlm-document-qa",					tokenizer=UpperCAmelCase__,					revision="3dc6de3",					max_seq_len=5_0,					)
    __lowercase								=						INVOICE_URL
    __lowercase								=						"What is the invoice number?"

    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_999, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.9_998, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)

    __lowercase								=						dqa_pipeline(
        [{"image": image, "question": question}, {"image": image, "question": question}],					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            [
                {"score": 0.9_999, "answer": "us-001", "start": 1_6, "end": 1_6},
                {"score": 0.9_998, "answer": "us-001", "start": 1_6, "end": 1_6},
            ]
        ]
        * 2,					)

    __lowercase								=						list(zip(*apply_tesseract(load_image(UpperCAmelCase__	),					UpperCAmelCase__,					""	)	)	)

    # This model should also work if `image` is set to None
    __lowercase								=						dqa_pipeline({"image": None, "word_boxes": word_boxes, "question": question},					top_k=2	)
    self.assertEqual(
        nested_simplify(UpperCAmelCase__,					decimals=4	),					[
            {"score": 0.9_999, "answer": "us-001", "start": 1_6, "end": 1_6},
            {"score": 0.9_998, "answer": "us-001", "start": 1_6, "end": 1_6},
        ],					)


 @slow
 @require_torch
 def 					_lowercase (			self							:			Dict	):
    __lowercase								=						pipeline(
        "document-question-answering",					model="naver-clova-ix/donut-base-finetuned-docvqa",					tokenizer=AutoTokenizer.from_pretrained("naver-clova-ix/donut-base-finetuned-docvqa"	),					feature_extractor="naver-clova-ix/donut-base-finetuned-docvqa",					)

    __lowercase								=						INVOICE_URL
    __lowercase								=						"What is the invoice number?"
    __lowercase								=						dqa_pipeline(image=UpperCAmelCase__,					question=UpperCAmelCase__,					top_k=2	)
    self.assertEqual(nested_simplify(UpperCAmelCase__,					decimals=4	),					[{"answer": "us-001"}]	)



 @require_tf
 @unittest.skip("Document question answering not implemented in TF"	)
 def 					_lowercase (			self							:			List[Any]	):
    pass




