


"""simple docstring"""


import importlib
import json
import os
import sys
import tempfile
import unittest
from pathlib import Path

import transformers
import transformers.models.auto
from transformers.models.auto.configuration_auto import CONFIG_MAPPING, AutoConfig
from transformers.models.bert.configuration_bert import BertConfig
from transformers.models.roberta.configuration_roberta import RobertaConfig
from transformers.testing_utils import DUMMY_UNKNOWN_IDENTIFIER, get_tests_dir


sys.path.append(str(Path(__file__).parent.parent.parent.parent / "utils"))

from test_module.custom_configuration import CustomConfig  # noqa E402


_snake_case          =							get_tests_dir("fixtures/dummy-config.json")



class   _a      (      unittest.TestCase ):
    def      _UpperCamelCase       ( self							:					Dict				):
          lowerCamelCase__           =		0
    def      _UpperCamelCase       ( self							:					List[Any]				):
          self.assertIsNotNone(transformers.models.auto.__spec__				)
          self.assertIsNotNone(importlib.util.find_spec('transformers.models.auto'				)				)
    def      _UpperCamelCase       ( self							:					Tuple				):
          lowerCamelCase__           =		AutoConfig.from_pretrained('bert-base-uncased'				)
          self.assertIsInstance(SCREAMING_SNAKE_CASE__							,					SCREAMING_SNAKE_CASE__				)
    def      _UpperCamelCase       ( self							:					Union[str, Any]				):
          lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__				)
          self.assertIsInstance(SCREAMING_SNAKE_CASE__							,					SCREAMING_SNAKE_CASE__				)
    def      _UpperCamelCase       ( self							:					Optional[int]				):
          lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__				)
          self.assertIsInstance(SCREAMING_SNAKE_CASE__							,					SCREAMING_SNAKE_CASE__				)
    def      _UpperCamelCase       ( self							:					List[str]				):
          lowerCamelCase__           =		AutoConfig.for_model('roberta'				)
          self.assertIsInstance(SCREAMING_SNAKE_CASE__							,					SCREAMING_SNAKE_CASE__				)
    def      _UpperCamelCase       ( self							:					int				):
          with tempfile.TemporaryDirectory() as tmp_dir:
                # This model name contains bert and roberta, but roberta ends up being picked.
                lowerCamelCase__           =		os.path.join(SCREAMING_SNAKE_CASE__							,					'fake-roberta'				)
                os.makedirs(SCREAMING_SNAKE_CASE__							,					exist_ok=SCREAMING_SNAKE_CASE__				)
                with open(os.path.join(SCREAMING_SNAKE_CASE__							,					'config.json'				)							,					'w'				) as f:
                      f.write(json.dumps({}				)				)
                lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__				)
                self.assertEqual(type(SCREAMING_SNAKE_CASE__				)							,					SCREAMING_SNAKE_CASE__				)
    def      _UpperCamelCase       ( self							:					List[Any]				):
          try:
                AutoConfig.register('custom'							,					SCREAMING_SNAKE_CASE__				)
                # Wrong model type will raise an error
                with self.assertRaises(SCREAMING_SNAKE_CASE__				):
                      AutoConfig.register('model'							,					SCREAMING_SNAKE_CASE__				)
                # Trying to register something existing in the Transformers library will raise an error
                with self.assertRaises(SCREAMING_SNAKE_CASE__				):
                      AutoConfig.register('bert'							,					SCREAMING_SNAKE_CASE__				)

                # Now that the config is registered, it can be used as any other config with the auto-API
                lowerCamelCase__           =		CustomConfig()
                with tempfile.TemporaryDirectory() as tmp_dir:
                      config.save_pretrained(SCREAMING_SNAKE_CASE__				)
                      lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__				)
                      self.assertIsInstance(SCREAMING_SNAKE_CASE__							,					SCREAMING_SNAKE_CASE__				)

          finally:
                if "custom" in CONFIG_MAPPING._extra_content:
                      del CONFIG_MAPPING._extra_content["custom"]
    def      _UpperCamelCase       ( self							:					int				):
          with self.assertRaisesRegex(
              SCREAMING_SNAKE_CASE__							,					'bert-base is not a local folder and is not a valid model identifier'				):
                lowerCamelCase__           =		AutoConfig.from_pretrained('bert-base'				)
    def      _UpperCamelCase       ( self							:					Any				):
          with self.assertRaisesRegex(
              SCREAMING_SNAKE_CASE__							,					R'aaaaaa is not a valid git identifier \(branch name, tag name or commit id\)'				):
                lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__							,					revision='aaaaaa'				)
    def      _UpperCamelCase       ( self							:					List[Any]				):
          with self.assertRaisesRegex(
              SCREAMING_SNAKE_CASE__							,					'hf-internal-testing/no-config-test-repo does not appear to have a file named config.json.'							,					):
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/no-config-test-repo'				)
    def      _UpperCamelCase       ( self							:					Optional[int]				):
          # If remote code is not set, we will time out when asking whether to load the model.
          with self.assertRaises(SCREAMING_SNAKE_CASE__				):
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'				)
          # If remote code is disabled, we can't load this config.
          with self.assertRaises(SCREAMING_SNAKE_CASE__				):
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'							,					trust_remote_code=SCREAMING_SNAKE_CASE__				)

          lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'							,					trust_remote_code=SCREAMING_SNAKE_CASE__				)
          self.assertEqual(config.__class__.__name__							,					'NewModelConfig'				)

          # Test config can be reloaded.
          with tempfile.TemporaryDirectory() as tmp_dir:
                config.save_pretrained(SCREAMING_SNAKE_CASE__				)
                lowerCamelCase__           =		AutoConfig.from_pretrained(SCREAMING_SNAKE_CASE__							,					trust_remote_code=SCREAMING_SNAKE_CASE__				)
          self.assertEqual(reloaded_config.__class__.__name__							,					'NewModelConfig'				)


    def      _UpperCamelCase       ( self							:					Tuple				):



          class   _a      (      SCREAMING_SNAKE_CASE_ ):
              a_    :				List[str]             =    'new-model'

          try:
                AutoConfig.register('new-model'							,					SCREAMING_SNAKE_CASE__				)
                # If remote code is not set, the default is to use local
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'				)
                self.assertEqual(config.__class__.__name__							,					'NewModelConfigLocal'				)

                # If remote code is disabled, we load the local one.
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'							,					trust_remote_code=SCREAMING_SNAKE_CASE__				)
                self.assertEqual(config.__class__.__name__							,					'NewModelConfigLocal'				)

                # If remote is enabled, we load from the Hub
                lowerCamelCase__           =		AutoConfig.from_pretrained('hf-internal-testing/test_dynamic_model'							,					trust_remote_code=SCREAMING_SNAKE_CASE__				)
                self.assertEqual(config.__class__.__name__							,					'NewModelConfig'				)

          finally:
                if "new-model" in CONFIG_MAPPING._extra_content:
                      del CONFIG_MAPPING._extra_content["new-model"]







"""simple docstring"""


def   snake_case						(				_a:     List[Any]		,   _a:     Any		,   _a:     str		,   _a:     List[Any]							)->		List[Any]:
      '''simple docstring'''


      lowerCamelCase__           =		[False] * len(_a							)
      lowerCamelCase__           =		[]
      queue.append(_a							)
      lowerCamelCase__           =		True

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

      return visited[t]



def   snake_case						(				_a:     List[Any]		,   _a:     str		,   _a:     List[str]							)->		Optional[int]:
      '''simple docstring'''


      lowerCamelCase__           =		[-1] * (len(_a							))
      lowerCamelCase__           =		0
      while bfs(_a		,   _a		,   _a		,   _a							):
            lowerCamelCase__           =		float('Inf'							)
            lowerCamelCase__           =		sink

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

            max_flow += path_flow
            lowerCamelCase__           =		sink

            while v != source:
                  lowerCamelCase__           =		parent[v]
                  graph[u][v] -= path_flow
                  graph[v][u] += path_flow
                  lowerCamelCase__           =		parent[v]
      return max_flow


_snake_case          =							[
    [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],
]

_snake_case      ,					_snake_case          =							0, 5






print(ford_fulkerson(graph, source, sink))



