'''simple docstring'''






def        UpperCamelCase__				(		lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase=None  ):





      """simple docstring"""


      _lowerCAmelCase												=							(path or []) + [u]
      for v in graph[u]:
            if visited_edge[u][v] is False:
                  _lowerCAmelCase					,							_lowerCAmelCase												=							True, True
                  _lowerCAmelCase												=							dfs(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase  )
      return path
def        UpperCamelCase__				(		lowerCAmelCase							,     lowerCAmelCase  ):





      """simple docstring"""


      _lowerCAmelCase												=							0
      _lowerCAmelCase												=							-1
      for i in range(lowerCAmelCase  ):
            if i not in graph.keys():
                  continue
            if len(graph[i]  ) % 2 == 1:
                  odd_degree_nodes += 1
                  _lowerCAmelCase												=							i
      if odd_degree_nodes == 0:
            return 1, odd_node
      if odd_degree_nodes == 2:
            return 2, odd_node
      return 3, odd_node
def        UpperCamelCase__				(		lowerCAmelCase							,     lowerCAmelCase  ):





      """simple docstring"""


      _lowerCAmelCase												=							[[False for _ in range(max_node + 1  )] for _ in range(max_node + 1  )]
      _lowerCAmelCase					,							_lowerCAmelCase												=							check_circuit_or_path(lowerCAmelCase							,     lowerCAmelCase  )
      if check == 3:
            print("""graph is not Eulerian"""  )
            print("""no path"""  )
            return
      _lowerCAmelCase												=							1
      if check == 2:
            _lowerCAmelCase												=							odd_node
            print("""graph has a Euler path"""  )
      if check == 1:
            print("""graph has a Euler cycle"""  )
      _lowerCAmelCase												=							dfs(lowerCAmelCase							,     lowerCAmelCase							,     lowerCAmelCase  )
      print(lowerCAmelCase  )
def        UpperCamelCase__				(		):





      """simple docstring"""


      _lowerCAmelCase												=							{1: [2, 3, 4], 2: [1, 3], 3: [1, 2], 4: [1, 5], 5: [4]}
      _lowerCAmelCase												=							{1: [2, 3, 4, 5], 2: [1, 3], 3: [1, 2], 4: [1, 5], 5: [1, 4]}
      _lowerCAmelCase												=							{1: [2, 3, 4], 2: [1, 3, 4], 3: [1, 2], 4: [1, 2, 5], 5: [4]}
      _lowerCAmelCase												=							{1: [2, 3], 2: [1, 3], 3: [1, 2]}
      _lowerCAmelCase												=							{
          1: [],
          2: []
          # all degree is zero
      }
      _lowerCAmelCase												=							10
      check_euler(lowerCAmelCase							,     lowerCAmelCase  )
      check_euler(lowerCAmelCase							,     lowerCAmelCase  )
      check_euler(lowerCAmelCase							,     lowerCAmelCase  )
      check_euler(lowerCAmelCase							,     lowerCAmelCase  )
      check_euler(lowerCAmelCase							,     lowerCAmelCase  )


if __name__ == "__main__":
      main()













'''simple docstring'''






import os
import tempfile
import unittest

from transformers.models.marian.convert_marian_tatoeba_to_pytorch import DEFAULT_REPO, TatoebaConverter
from transformers.testing_utils import slow
from transformers.utils import cached_property




@unittest.skipUnless(os.path.exists(snake_case_       )							,		'''Tatoeba directory does not exist.'''       )
class 			UpperCAmelCase					(      unittest.TestCase       ):




      @cached_property
      def     lowercase__   (      self      :			int  )    ->				Any:
            _lowerCAmelCase												=							tempfile.mkdtemp()
            return TatoebaConverter(save_dir=__snake_case  )




      @slow
      def     lowercase__   (      self      :			Dict  )    ->				int:
            self.resolver.convert_models(["""heb-eng"""]  )




      @slow
      def     lowercase__   (      self      :			Optional[int]  )    ->				Tuple:
            _lowerCAmelCase					,							_lowerCAmelCase												=							self.resolver.write_model_card("""opus-mt-he-en"""      ,      dry_run=__snake_case  )
            assert mmeta["long_pair"] == "heb-eng"






