"""simple docstring"""
import html

from ...feature_extraction_utils import BatchFeature, FeatureExtractionMixin
from ...utils import is_bsa_available, logging, requires_backends


if is_bsa_available():
 import bsa
 from bsa import BeautifulSoup


lowercase__					       =	logging.get_logger(__name__)




class    __snake_case       (     __lowerCAmelCase				):



      def __init__(						self    ,			**lowercase)	->			List[Any]:





        '''simple docstring'''





        requires_backends(self    ,			['bs4'])
        super().__init__(**lowercase)



      def   lowerCamelCase_   (						self    ,			lowercase)	->			Dict:





        '''simple docstring'''





        a__:     List[str]										=	[]
        a__:     Dict										=	[]
        a__:     Any										=	element if element.name else element.parent
        for parent in child.parents:  # type: bs4.element.Tag
          a__:     Union[str, Any]										=	parent.find_all(child.name    ,			recursive=lowercase)
          xpath_tags.append(child.name)
          xpath_subscripts.append(
              0 if 1 == len(lowercase) else next(i for i, s in enumerate(lowercase    ,			1) if s is child))
          a__:     List[str]										=	parent
        xpath_tags.reverse()
        xpath_subscripts.reverse()
        return xpath_tags, xpath_subscripts



      def   lowerCamelCase_   (						self    ,			lowercase)	->			Any:





        '''simple docstring'''





        a__:     Union[str, Any]										=	BeautifulSoup(lowercase    ,			'html.parser')

        a__:     Tuple										=	[]
        a__:     List[str]										=	[]
        a__:     Dict										=	[]

        for element in html_code.descendants:
          if type(lowercase) == bsa.element.NavigableString:
            if type(element.parent) != bsa.element.Tag:
              continue

            a__:     int										=	html.unescape(lowercase).strip()
            if not text_in_this_tag:
              continue

            all_doc_strings.append(lowercase)

            a__							,    a__:     Tuple										=	self.xpath_soup(lowercase)
            stringaxtag_seq.append(lowercase)
            stringaxsubs_seq.append(lowercase)

        if len(lowercase) != len(lowercase):
          raise ValueError('Number of doc strings and xtags does not correspond')
        if len(lowercase) != len(lowercase):
          raise ValueError('Number of doc strings and xsubs does not correspond')

        return all_doc_strings, stringaxtag_seq, stringaxsubs_seq



      def   lowerCamelCase_   (						self    ,			lowercase    ,			lowercase)	->			Dict:





        '''simple docstring'''





        a__:     Tuple										=	''
        for tagname, subs in zip(lowercase    ,			lowercase):
          xpath += f'/{tagname}'
          if subs != 0:
            xpath += f'[{subs}]'
        return xpath



      def __call__(						self    ,			lowercase)	->			BatchFeature:





        '''simple docstring'''





        a__:     Optional[Any]										=	False

        # Check that strings has a valid type
        if isinstance(lowercase    ,			lowercase):
          a__:     Optional[int]										=	True
        elif isinstance(lowercase    ,			(list, tuple)):
          if len(lowercase) == 0 or isinstance(html_strings[0]    ,			lowercase):
            a__:     Tuple										=	True

        if not valid_strings:
          raise ValueError(
              'HTML strings must of type `str`, `List[str]` (batch of examples), '
              f'but is of type {type(lowercase)}.')

        a__:     Tuple										=	bool(isinstance(lowercase    ,			(list, tuple)) and (isinstance(html_strings[0]    ,			lowercase)))

        if not is_batched:
          a__:     Tuple										=	[html_strings]

        # Get nodes + xpaths
        a__:     int										=	[]
        a__:     Optional[int]										=	[]
        for html_string in html_strings:
          a__							,    a__							,    a__:     Dict										=	self.get_three_from_single(lowercase)
          nodes.append(lowercase)
          a__:     Dict										=	[]
          for node, tag_list, sub_list in zip(lowercase    ,			lowercase    ,			lowercase):
            a__:     Optional[int]										=	self.construct_xpath(lowercase    ,			lowercase)
            xpath_strings.append(lowercase)
          xpaths.append(lowercase)

        # return as Dict
        a__:     str										=	{'nodes': nodes, 'xpaths': xpaths}
        a__:     int										=	BatchFeature(data=lowercase    ,			tensor_type=lowercase)

        return encoded_inputs



"""simple docstring"""
class    __snake_case       :



      def __init__(						self    ,			lowercase    ,			lowercase=None    ,			lowercase=None)	->			List[str]:





        '''simple docstring'''





        a__:     Dict										=	data
        a__:     List[Any]										=	previous
        a__:     Any										=	next_node



      def __str__(						self)	->			str:





        '''simple docstring'''





        return f'{self.data}'



      def   lowerCamelCase_   (						self)	->			int:





        '''simple docstring'''





        return self.data



      def   lowerCamelCase_   (						self)	->			Union[str, Any]:





        '''simple docstring'''





        return self.next



      def   lowerCamelCase_   (						self)	->			Optional[Any]:





        '''simple docstring'''





        return self.previous







class    __snake_case       :



      def __init__(						self    ,			lowercase)	->			Dict:





        '''simple docstring'''





        a__:     List[Any]										=	head



      def __iter__(						self)	->			List[Any]:





        '''simple docstring'''





        return self



      def   lowerCamelCase_   (						self)	->			Optional[Any]:





        '''simple docstring'''





        if not self.current:
          raise StopIteration
        else:
          a__:     Dict										=	self.current.get_data()
          a__:     Optional[Any]										=	self.current.get_next()
          return value







class    __snake_case       :



      def __init__(						self)	->			Dict:





        '''simple docstring'''





        a__:     List[Any]										=	None  # First node in list
        a__:     Optional[int]										=	None  # Last node in list



      def __str__(						self)	->			Optional[Any]:





        '''simple docstring'''





        a__:     Dict										=	self.head
        a__:     Optional[Any]										=	[]
        while current is not None:
          nodes.append(current.get_data())
          a__:     str										=	current.get_next()
        return " ".join(str(lowercase) for node in nodes)



      def __contains__(						self    ,			lowercase)	->			Optional[int]:





        '''simple docstring'''





        a__:     Optional[int]										=	self.head
        while current:
          if current.get_data() == value:
            return True
          a__:     Dict										=	current.get_next()
        return False



      def __iter__(						self)	->			int:





        '''simple docstring'''





        return LinkedListIterator(self.head)



      def   lowerCamelCase_   (						self)	->			List[Any]:





        '''simple docstring'''





        if self.head:
          return self.head.get_data()
        return None



      def   lowerCamelCase_   (						self)	->			Optional[Any]:





        '''simple docstring'''





        if self.tail:
          return self.tail.get_data()
        return None



      def   lowerCamelCase_   (						self    ,			lowercase)	->			None:





        '''simple docstring'''





        if self.head is None:
          a__:     Optional[Any]										=	node
          a__:     Optional[Any]										=	node
        else:
          self.insert_before_node(self.head    ,			lowercase)



      def   lowerCamelCase_   (						self    ,			lowercase)	->			None:





        '''simple docstring'''





        if self.head is None:
          self.set_head(lowercase)
        else:
          self.insert_after_node(self.tail    ,			lowercase)



      def   lowerCamelCase_   (						self    ,			lowercase)	->			None:





        '''simple docstring'''





        a__:     Tuple										=	Node(lowercase)
        if self.head is None:
          self.set_head(lowercase)
        else:
          self.set_tail(lowercase)



      def   lowerCamelCase_   (						self    ,			lowercase    ,			lowercase)	->			None:





        '''simple docstring'''





        a__:     Union[str, Any]										=	node
        a__:     Optional[Any]										=	node.previous

        if node.get_previous() is None:
          a__:     Tuple										=	node_to_insert
        else:
          a__:     int										=	node_to_insert

        a__:     Optional[int]										=	node_to_insert



      def   lowerCamelCase_   (						self    ,			lowercase    ,			lowercase)	->			None:





        '''simple docstring'''





        a__:     Optional[int]										=	node
        a__:     Tuple										=	node.next

        if node.get_next() is None:
          a__:     Optional[int]										=	node_to_insert
        else:
          a__:     Any										=	node_to_insert

        a__:     str										=	node_to_insert



      def   lowerCamelCase_   (						self    ,			lowercase    ,			lowercase)	->			None:





        '''simple docstring'''





        a__:     Any										=	1
        a__:     Tuple										=	Node(lowercase)
        a__:     Tuple										=	self.head
        while node:
          if current_position == position:
            self.insert_before_node(lowercase    ,			lowercase)
            return
          current_position += 1
          a__:     List[Any]										=	node.next
        self.insert_after_node(self.tail    ,			lowercase)



      def   lowerCamelCase_   (						self    ,			lowercase)	->			Node:





        '''simple docstring'''





        a__:     Tuple										=	self.head
        while node:
          if node.get_data() == item:
            return node
          a__:     List[str]										=	node.get_next()
        raise Exception('Node not found')



      def   lowerCamelCase_   (						self    ,			lowercase)	->			Any:





        '''simple docstring'''





        if (node := self.get_node(lowercase)) is not None:
          if node == self.head:
            a__:     Any										=	self.head.get_next()

          if node == self.tail:
            a__:     List[Any]										=	self.tail.get_previous()

          self.remove_node_pointers(lowercase)



      @staticmethod
      def   lowerCamelCase_   (						lowercase)	->			None:





        '''simple docstring'''





        if node.get_next():
          a__:     Any										=	node.previous

        if node.get_previous():
          a__:     List[str]										=	node.next

        a__:     int										=	None
        a__:     Union[str, Any]										=	None



      def   lowerCamelCase_   (						self)	->			str:





        '''simple docstring'''





        return self.head is None







def 						__a   (	)	->None:
  pass


if __name__ == "__main__":
 import doctest

 doctest.testmod()


