

from __future__ import annotations

import random
from collections.abc import Iterable



class    __snake_case	:

  def __init__(       self    ,		_A):
      SCREAMING_SNAKE_CASE_						=    {literal: None for literal in literals}

  def __str__(       self):
      return "{" + " , ".join(self.literals) + "}"

  def __len__(       self):
      return len(self.literals)

  def     lowerCAmelCase__  (       self    ,		_A):
      for literal in self.literals:
          SCREAMING_SNAKE_CASE_						=    literal[:2]
          if symbol in model:
              SCREAMING_SNAKE_CASE_						=    model[symbol]
          else:
              continue
          if value is not None:
              # Complement assignment if literal is in complemented form
              if literal.endswith('\''):
                  SCREAMING_SNAKE_CASE_						=    not value
          SCREAMING_SNAKE_CASE_						=    value


  def     lowerCAmelCase__  (       self    ,		_A):
      for literal in self.literals:
          SCREAMING_SNAKE_CASE_						=    literal.rstrip('\'') if literal.endswith('\'') else literal + '\''
          if symbol in self.literals:
              return True

      self.assign(_A)
      for value in self.literals.values():
          if value in (True, None):
              return value
      return any(self.literals.values())






class    __snake_case	:

  def __init__(       self    ,		_A):
      SCREAMING_SNAKE_CASE_						=    list(_A)


  def __str__(       self):
      return "{" + " , ".join(str(_A) for clause in self.clauses) + "}"






def        _UpperCAmelCase							(	):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    []
    SCREAMING_SNAKE_CASE_						=    random.randint(1			, 5							)
    SCREAMING_SNAKE_CASE_						=    'A'
    SCREAMING_SNAKE_CASE_						=    0
    while i < no_of_literals:
        SCREAMING_SNAKE_CASE_						=    random.randint(1			, 5							)
        SCREAMING_SNAKE_CASE_						=    base_var + str(_SCREAMING_SNAKE_CASE							)
        SCREAMING_SNAKE_CASE_						=    random.randint(0			, 1							)
        if var_complement == 1:
            var_name += "'"
        if var_name in literals:
            i -= 1
        else:
            literals.append(_SCREAMING_SNAKE_CASE							)
        i += 1
    return Clause(_SCREAMING_SNAKE_CASE							)


def        _UpperCAmelCase							(	):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    set()
    SCREAMING_SNAKE_CASE_						=    random.randint(1			, 10							)
    while len(_SCREAMING_SNAKE_CASE							) < no_of_clauses:
        clauses.add(generate_clause()							)
    return Formula(_SCREAMING_SNAKE_CASE							)


def        _UpperCAmelCase							(	_SCREAMING_SNAKE_CASE       :		Formula							):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    formula.clauses
    SCREAMING_SNAKE_CASE_						=    []
    for clause in formula.clauses:
        for literal in clause.literals:
            SCREAMING_SNAKE_CASE_						=    literal[:2]
            if symbol not in symbols_set:
                symbols_set.append(_SCREAMING_SNAKE_CASE							)
    return clauses, symbols_set


def        _UpperCAmelCase							(	_SCREAMING_SNAKE_CASE       :		list[Clause]			, _SCREAMING_SNAKE_CASE       :		list[str]			, _SCREAMING_SNAKE_CASE       :		dict[str, bool | None]							):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    []
    SCREAMING_SNAKE_CASE_						=    {}
    SCREAMING_SNAKE_CASE_						=    []

    for clause in clauses:
        if clause.evaluate(_SCREAMING_SNAKE_CASE							):
            continue
        for literal in clause.literals:
            literals.append(_SCREAMING_SNAKE_CASE							)

    for s in symbols:
        SCREAMING_SNAKE_CASE_						=    s + '\''
        if (s in literals and sym not in literals) or (
            s not in literals and sym in literals
        ):
            pure_symbols.append(_SCREAMING_SNAKE_CASE							)
    for p in pure_symbols:
        SCREAMING_SNAKE_CASE_						=    None
    for s in pure_symbols:
        SCREAMING_SNAKE_CASE_						=    s + '\''
        if s in literals:
            SCREAMING_SNAKE_CASE_						=    True
        elif sym in literals:
            SCREAMING_SNAKE_CASE_						=    False
    return pure_symbols, assignment


def        _UpperCAmelCase							(	_SCREAMING_SNAKE_CASE       :		list[Clause]			, _SCREAMING_SNAKE_CASE       :		dict[str, bool | None]							):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    []
    for clause in clauses:
        if len(_SCREAMING_SNAKE_CASE							) == 1:
            unit_symbols.append(list(clause.literals.keys()							)[0]							)
        else:
            SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    0, 0
            for literal, value in clause.literals.items():
                if value is False:
                    f_count += 1
                elif value is None:
                    SCREAMING_SNAKE_CASE_						=    literal
                    n_count += 1
            if f_count == len(_SCREAMING_SNAKE_CASE							) - 1 and n_count == 1:
                unit_symbols.append(_SCREAMING_SNAKE_CASE							)
    SCREAMING_SNAKE_CASE_						=    {}
    for i in unit_symbols:
        SCREAMING_SNAKE_CASE_						=    i[:2]
        SCREAMING_SNAKE_CASE_						=    len(_SCREAMING_SNAKE_CASE							) == 2
    SCREAMING_SNAKE_CASE_						=    [i[:2] for i in unit_symbols]

    return unit_symbols, assignment


def        _UpperCAmelCase							(	_SCREAMING_SNAKE_CASE       :		list[Clause]			, _SCREAMING_SNAKE_CASE       :		list[str]			, _SCREAMING_SNAKE_CASE       :		dict[str, bool | None]							):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    True
    for clause in clauses:
        SCREAMING_SNAKE_CASE_						=    clause.evaluate(_SCREAMING_SNAKE_CASE							)
        if clause_check is False:
            return False, None
        elif clause_check is None:
            SCREAMING_SNAKE_CASE_						=    False
            continue

    if check_clause_all_true:
        return True, model

    try:
        SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    find_pure_symbols(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							)
    except RecursionError:
        print('raises a RecursionError and is'							)
        return None, {}
    SCREAMING_SNAKE_CASE_						=    None
    if len(_SCREAMING_SNAKE_CASE							) > 0:
        SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    pure_symbols[0], assignment[pure_symbols[0]]

    if p:
        SCREAMING_SNAKE_CASE_						=    model
        SCREAMING_SNAKE_CASE_						=    value
        SCREAMING_SNAKE_CASE_						=    list(_SCREAMING_SNAKE_CASE							)
        if p in tmp_symbols:
            tmp_symbols.remove(_SCREAMING_SNAKE_CASE							)
        return dpll_algorithm(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							)

    SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    find_unit_clauses(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							)
    SCREAMING_SNAKE_CASE_						=    None
    if len(_SCREAMING_SNAKE_CASE							) > 0:
        SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    unit_symbols[0], assignment[unit_symbols[0]]
    if p:
        SCREAMING_SNAKE_CASE_						=    model
        SCREAMING_SNAKE_CASE_						=    value
        SCREAMING_SNAKE_CASE_						=    list(_SCREAMING_SNAKE_CASE							)
        if p in tmp_symbols:
            tmp_symbols.remove(_SCREAMING_SNAKE_CASE							)
        return dpll_algorithm(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							)
    SCREAMING_SNAKE_CASE_						=    symbols[0]
    SCREAMING_SNAKE_CASE_						=    symbols[1:]
    SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    model, model
    SCREAMING_SNAKE_CASE_				,      SCREAMING_SNAKE_CASE_						=    True, False

    return dpll_algorithm(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							) or dpll_algorithm(_SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE			, _SCREAMING_SNAKE_CASE							)


if __name__ == "__main__":
       import doctest

       doctest.testmod()

       UpperCamelCase__	:   Any								=     generate_formula()
       print(F'The formula {formula} is', end=" ")

       UpperCamelCase__						,			UpperCamelCase__	:   Tuple								=     generate_parameters(formula)
       UpperCamelCase__						,			UpperCamelCase__	:   Dict								=     dpll_algorithm(clauses, symbols, {})

       if solution:
              print(F'satisfiable with the assignment {model}.')
       else:
              print("not satisfiable.")





from typing import Optional

from ..utils.logging import get_logger
from .audio_classificiation import AudioClassification
from .automatic_speech_recognition import AutomaticSpeechRecognition
from .base import TaskTemplate
from .image_classification import ImageClassification
from .language_modeling import LanguageModeling
from .question_answering import QuestionAnsweringExtractive
from .summarization import Summarization
from .text_classification import TextClassification


UpperCamelCase__	:   int								=     [
    "AutomaticSpeechRecognition",
    "AudioClassification",
    "ImageClassification",
    "LanguageModeling",
    "QuestionAnsweringExtractive",
    "Summarization",
    "TaskTemplate",
    "TextClassification",
]

UpperCamelCase__	:   Any								=     get_logger(__name__)


UpperCamelCase__	:   Union[str, Any]								=     {
    AutomaticSpeechRecognition.task: AutomaticSpeechRecognition,
    AudioClassification.task: AudioClassification,
    ImageClassification.task: ImageClassification,
    LanguageModeling.task: LanguageModeling,
    QuestionAnsweringExtractive.task: QuestionAnsweringExtractive,
    Summarization.task: Summarization,
    TextClassification.task: TextClassification,
}


def        _UpperCAmelCase							(	_SCREAMING_SNAKE_CASE       :		dict							):





    """simple docstring"""


    SCREAMING_SNAKE_CASE_						=    task_template_dict.get('task'							)
    if task_name is None:
        logger.warning(f"""Couldn't find template for task '{task_name}'. Available templates: {list(_SCREAMING_SNAKE_CASE							)}"""							)
        return None
    SCREAMING_SNAKE_CASE_						=    NAMEaTEMPLATE.get(_SCREAMING_SNAKE_CASE							)
    return template.from_dict(_SCREAMING_SNAKE_CASE							)


