






'''simple docstring'''

import re
from pathlib import Path
from unittest import TestCase

import pytest






@pytest.mark.integration
class        a_		(    lowerCamelCase__       ):

		def 						A__		(   self    ,	_SCREAMING_SNAKE_CASE   )						->   int:



								"""simple docstring"""






								with open(__lowerCamelCase    ,	encoding="""utf-8"""   ) as input_file:
														UpperCamelCase       						=      re.compile(R"""(?!.*\b(?:encoding|rb|w|wb|w+|wb+|ab|ab+)\b)(?<=\s)(open)\((.*)\)"""   )
														UpperCamelCase       						=      input_file.read()
														UpperCamelCase       						=      regexp.search(__lowerCamelCase   )

								return match

		def 						A__		(   self    ,	_SCREAMING_SNAKE_CASE   )						->   Any:



								"""simple docstring"""






								with open(__lowerCamelCase    ,	encoding="""utf-8"""   ) as input_file:
														UpperCamelCase       						=      re.compile(R"""#[^\r\n]*print\(|\"[^\r\n]*print\(|\"\"\".*?print\(.*?\"\"\"|(print\()"""    ,	re.DOTALL   )
														UpperCamelCase       						=      input_file.read()
														# use `re.finditer` to handle the case where the ignored groups would be matched first by `re.search`
														UpperCamelCase       						=      regexp.finditer(__lowerCamelCase   )

								UpperCamelCase       						=      [match for match in matches if match is not None and match.group(1   ) is not None]
								return matches[0] if matches else None

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



								"""simple docstring"""






								UpperCamelCase       						=      Path("""./datasets"""   )
								UpperCamelCase       						=      list(dataset_paths.absolute().glob("""**/*.py"""   )   )

								for dataset in dataset_files:
														if self._no_encoding_on_file_open(str(__lowerCamelCase   )   ):
																				raise AssertionError(F"open(...) must use utf-8 encoding in {dataset}"   )


		def 						A__		(   self   )						->   str:



								"""simple docstring"""






								UpperCamelCase       						=      Path("""./datasets"""   )
								UpperCamelCase       						=      list(dataset_paths.absolute().glob("""**/*.py"""   )   )

								for dataset in dataset_files:
														if self._no_print_statements(str(__lowerCamelCase   )   ):
																				raise AssertionError(F"print statement found in {dataset}. Use datasets.logger/logging instead."   )








'''simple docstring'''

from __future__ import annotations

from typing import Any






class        a_		:

  def __init__(   self    ,	_SCREAMING_SNAKE_CASE = 6   )						->   None:



        """simple docstring"""






        UpperCamelCase       						=      None
        UpperCamelCase       						=      None
        self.create_linked_list(_SCREAMING_SNAKE_CASE   )

  def 						A__		(   self    ,	_SCREAMING_SNAKE_CASE   )						->   None:



        """simple docstring"""






        UpperCamelCase       						=      Node()
        UpperCamelCase       						=      current_node
        UpperCamelCase       						=      current_node
        UpperCamelCase       						=      current_node
        for _ in range(1    ,	_SCREAMING_SNAKE_CASE   ):
              UpperCamelCase       						=      Node()
              UpperCamelCase       						=      current_node
              UpperCamelCase       						=      previous_node
              UpperCamelCase       						=      current_node
        UpperCamelCase       						=      self.front
        UpperCamelCase       						=      previous_node

  def 						A__		(   self   )						->   bool:



        """simple docstring"""






        return (
            self.front == self.rear
            and self.front is not None
            and self.front.data is None
        )

  def 						A__		(   self   )						->   Any | None:



        """simple docstring"""






        self.check_can_perform_operation()
        return self.front.data if self.front else None

  def 						A__		(   self    ,	_SCREAMING_SNAKE_CASE   )						->   None:



        """simple docstring"""






        if self.rear is None:
              return

        self.check_is_full()
        if not self.is_empty():
              UpperCamelCase       						=      self.rear.next
        if self.rear:
              UpperCamelCase       						=      data

  def 						A__		(   self   )						->   Any:



        """simple docstring"""






        self.check_can_perform_operation()
        if self.rear is None or self.front is None:
              return None
        if self.front == self.rear:
              UpperCamelCase       						=      self.front.data
              UpperCamelCase       						=      None
              return data

        UpperCamelCase       						=      self.front
        UpperCamelCase       						=      old_front.next
        UpperCamelCase       						=      old_front.data
        UpperCamelCase       						=      None
        return data

  def 						A__		(   self   )						->   None:



        """simple docstring"""






        if self.is_empty():
              raise Exception("""Empty Queue"""   )


  def 						A__		(   self   )						->   None:



        """simple docstring"""






        if self.rear and self.rear.next == self.front:
              raise Exception("""Full Queue"""   )






class        a_		:

  def __init__(   self   )						->   None:



        """simple docstring"""






        UpperCamelCase       						=      None
        UpperCamelCase       						=      None
        UpperCamelCase       						=      None


if __name__ == "__main__":
     import doctest

     doctest.testmod()
