





def     __A      (			a_						:int   ,       a_						:float   ,       a_						:float)		->		float:
				return round(float(moles / volume) * nfactor)

def     __A      (			a_						:float   ,       a_						:float   ,       a_						:float)		->		float:
				return round(float((moles * 0.0_8_2_1 * temperature) / (volume)))

def     __A      (			a_						:float   ,       a_						:float   ,       a_						:float)		->		float:
				return round(float((moles * 0.0_8_2_1 * temperature) / (pressure)))

def     __A      (			a_						:float   ,       a_						:float   ,       a_						:float)		->		float:
				return round(float((pressure * volume) / (0.0_8_2_1 * moles)))


if __name__ == "__main__":
		import doctest

		doctest.testmod()






"""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


A 			=  logging.get_logger(__name__)




class 				__lowercase			(			_UpperCamelCase							):







					'''simple docstring'''




					def __init__(						self	,			**_UpperCAmelCase     ):
									requires_backends(self	,			['''bs4''']     )
									super().__init__(**_UpperCAmelCase     )







					def  _lowerCamelCase		(						self	,			_UpperCAmelCase     ):
									__a :						Tuple			       =  []
									__a :						Dict			       =  []
									__a :						int			       =  element if element.name else element.parent
									for parent in child.parents:  # type: bs4.element.Tag
													__a :						Dict			       =  parent.find_all(child.name	,			recursive=_UpperCAmelCase     )
													xpath_tags.append(child.name     )
													xpath_subscripts.append(
													    0 if 1 == len(_UpperCAmelCase     ) else next(i for i, s in enumerate(_UpperCAmelCase	,			1     ) if s is child     )     )
													__a :						Any			       =  parent
									xpath_tags.reverse()
									xpath_subscripts.reverse()
									return xpath_tags, xpath_subscripts







					def  _lowerCamelCase		(						self	,			_UpperCAmelCase     ):
									__a :						Dict			       =  BeautifulSoup(_UpperCAmelCase	,			'''html.parser'''     )

									__a :						Any			       =  []
									__a :						Dict			       =  []
									__a :						Optional[int]			       =  []

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

																	__a :						Dict			       =  html.unescape(_UpperCAmelCase     ).strip()
																	if not text_in_this_tag:
																					continue

																	all_doc_strings.append(_UpperCAmelCase     )

																	__a       ,						__a :						List[Any]			       =  self.xpath_soup(_UpperCAmelCase     )
																	stringaxtag_seq.append(_UpperCAmelCase     )
																	stringaxsubs_seq.append(_UpperCAmelCase     )

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

									return all_doc_strings, stringaxtag_seq, stringaxsubs_seq







					def  _lowerCamelCase		(						self	,			_UpperCAmelCase	,			_UpperCAmelCase     ):
									__a :						List[str]			       =  ''''''
									for tagname, subs in zip(_UpperCAmelCase	,			_UpperCAmelCase     ):
													xpath += f"""/{tagname}"""
													if subs != 0:
																	xpath += f"""[{subs}]"""
									return xpath







					def __call__(						self	,			_UpperCAmelCase     ):
									__a :						Optional[Any]			       =  False

									# Check that strings has a valid type
									if isinstance(_UpperCAmelCase	,			_UpperCAmelCase     ):
													__a :						str			       =  True
									elif isinstance(_UpperCAmelCase	,			(list, tuple)     ):
													if len(_UpperCAmelCase     ) == 0 or isinstance(html_strings[0]	,			_UpperCAmelCase     ):
																	__a :						Optional[Any]			       =  True

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

									__a :						List[str]			       =  bool(isinstance(_UpperCAmelCase	,			(list, tuple)     ) and (isinstance(html_strings[0]	,			_UpperCAmelCase     ))     )

									if not is_batched:
													__a :						List[Any]			       =  [html_strings]

									# Get nodes + xpaths
									__a :						Tuple			       =  []
									__a :						int			       =  []
									for html_string in html_strings:
													__a       ,						__a       ,						__a :						Any			       =  self.get_three_from_single(_UpperCAmelCase     )
													nodes.append(_UpperCAmelCase     )
													__a :						List[Any]			       =  []
													for node, tag_list, sub_list in zip(_UpperCAmelCase	,			_UpperCAmelCase	,			_UpperCAmelCase     ):
																	__a :						Optional[int]			       =  self.construct_xpath(_UpperCAmelCase	,			_UpperCAmelCase     )
																	xpath_strings.append(_UpperCAmelCase     )
													xpaths.append(_UpperCAmelCase     )

									# return as Dict
									__a :						int			       =  {'''nodes''': nodes, '''xpaths''': xpaths}
									__a :						Any			       =  BatchFeature(data=_UpperCAmelCase	,			tensor_type=_UpperCAmelCase     )

									return encoded_inputs