'''simple docstring'''

from typing import Optional

from .. import Features, NamedSplit
from ..packaged_modules.text.text import Text
from ..utils.typing import NestedDataStructureLike, PathLike
from .abc import AbstractDatasetReader
class   SCREAMING_SNAKE_CASE			(						snake_case__):







  """simple docstring"""






  def __init__(   self		,						__A		,						__A = None		,						__A = None		,						__A = None		,						__A = False		,						__A = False		,						__A = None		,						**__A		,						) ->     Optional[Any]:
        super().__init__(
            _SCREAMING_SNAKE_CASE		,						split=_SCREAMING_SNAKE_CASE		,						features=_SCREAMING_SNAKE_CASE		,						cache_dir=_SCREAMING_SNAKE_CASE		,						keep_in_memory=_SCREAMING_SNAKE_CASE		,						streaming=_SCREAMING_SNAKE_CASE		,						num_proc=_SCREAMING_SNAKE_CASE		,						**_SCREAMING_SNAKE_CASE		,						)
        _lowerCAmelCase										=path_or_paths if isinstance(_SCREAMING_SNAKE_CASE		,						_SCREAMING_SNAKE_CASE				) else {self.split: path_or_paths}
        _lowerCAmelCase										=Text(
            cache_dir=_SCREAMING_SNAKE_CASE		,						data_files=_SCREAMING_SNAKE_CASE		,						features=_SCREAMING_SNAKE_CASE		,						**_SCREAMING_SNAKE_CASE		,						)






  def 		UpperCamelCase__       (   self				) ->     Any:
        # Build iterable dataset
        if self.streaming:
              _lowerCAmelCase										=self.builder.as_streaming_dataset(split=self.split				)
        # Build regular (map-style) dataset
        else:
              _lowerCAmelCase										=None
              _lowerCAmelCase										=None
              _lowerCAmelCase										=None
              _lowerCAmelCase										=None

              self.builder.download_and_prepare(
                  download_config=_SCREAMING_SNAKE_CASE		,						download_mode=_SCREAMING_SNAKE_CASE		,						verification_mode=_SCREAMING_SNAKE_CASE		,						base_path=_SCREAMING_SNAKE_CASE		,						num_proc=self.num_proc		,						)
              _lowerCAmelCase										=self.builder.as_dataset(
                  split=self.split		,						verification_mode=_SCREAMING_SNAKE_CASE		,						in_memory=self.keep_in_memory				)
        return dataset






'''simple docstring'''

from __future__ import annotations

from typing import Any
class   SCREAMING_SNAKE_CASE			:







		"""simple docstring"""






		def __init__(   self		,						__A				) ->     None:
								_lowerCAmelCase										=num_of_nodes
								_lowerCAmelCase										=[]
								_lowerCAmelCase										={}






		def 		UpperCamelCase__       (   self		,						__A		,						__A		,						__A				) ->     None:
								self.m_edges.append([u_node, v_node, weight]				)






		def 		UpperCamelCase__       (   self		,						__A				) ->     int:

								if self.m_component[u_node] == u_node:
														return u_node
								return self.find_component(self.m_component[u_node]				)






		def 		UpperCamelCase__       (   self		,						__A				) ->     None:

								if self.m_component[u_node] != u_node:
														for k in self.m_component:
																				_lowerCAmelCase										=self.find_component(__A				)






		def 		UpperCamelCase__       (   self		,						__A		,						__A		,						__A				) ->     None:

								if component_size[u_node] <= component_size[v_node]:
														_lowerCAmelCase										=v_node
														component_size[v_node] += component_size[u_node]
														self.set_component(__A				)

								elif component_size[u_node] >= component_size[v_node]:
														_lowerCAmelCase										=self.find_component(__A				)
														component_size[u_node] += component_size[v_node]
														self.set_component(__A				)






		def 		UpperCamelCase__       (   self				) ->     None:
								_lowerCAmelCase										=[]
								_lowerCAmelCase										=0

								_lowerCAmelCase										=[-1] * self.m_num_of_nodes

								# A list of components (initialized to all of the nodes)
								for node in range(self.m_num_of_nodes				):
														self.m_component.update({node: node}				)
														component_size.append(1				)

								_lowerCAmelCase										=self.m_num_of_nodes

								while num_of_components > 1:
														for edge in self.m_edges:
																				_lowerCAmelCase						,				_lowerCAmelCase						,				_lowerCAmelCase										=edge

																				_lowerCAmelCase										=self.m_component[u]
																				_lowerCAmelCase										=self.m_component[v]

																				if u_component != v_component:

																										for component in (u_component, v_component):
																																if (
																																    minimum_weight_edge[component] == -1
																																    or minimum_weight_edge[component][2] > w
																																):
																																						_lowerCAmelCase										=[u, v, w]

														for edge in minimum_weight_edge:
																				if isinstance(__A		,						__A				):
																										_lowerCAmelCase						,				_lowerCAmelCase						,				_lowerCAmelCase										=edge

																										_lowerCAmelCase										=self.m_component[u]
																										_lowerCAmelCase										=self.m_component[v]

																										if u_component != v_component:
																																mst_weight += w
																																self.union(__A		,						__A		,						__A				)
																																print(F'''Added edge [{u} - {v}]\nAdded weight: {w}\n'''				)
																																num_of_components -= 1

														_lowerCAmelCase										=[-1] * self.m_num_of_nodes
								print(F'''The total weight of the minimal spanning tree is: {mst_weight}'''				)



def 							UpperCamelCase__			(			):


						'''simple docstring'''








if __name__ == "__main__":
							import doctest

							doctest.testmod()





