






'''simple docstring'''





from __future__ import annotations

import time

import numpy as np

a__       =     [8, 5, 9, 7]
a__       =     [
    [2, 0, 1, 1],
    [0, 1, 2, 1],
    [4, 0, 0, 3],
    [0, 2, 1, 0],
    [1, 0, 3, 0],
]
a__       =     [
    [3, 2, 1, 4],
    [0, 2, 5, 2],
    [5, 1, 0, 5],
    [1, 5, 3, 0],
    [3, 0, 3, 3],
]


class    _lowerCAmelCase			:



				"""simple docstring"""



				def __init__(      self    :    List[str]			,		UpperCamelCase__    :    list[int]			,		UpperCamelCase__    :    list[list[int]]			,		UpperCamelCase__    :    list[list[int]]			,		):






											'''simple docstring'''







											snake_case__	  =       claim_vector
											snake_case__	  =       allocated_resources_table
											snake_case__	  =       maximum_claim_table



				def 					__magic_name__							(      self    :    Tuple):






											'''simple docstring'''







											return [
											    sum(p_item[i] for p_item in self.__allocated_resources_table)
											    for i in range(len(self.__allocated_resources_table[0]))
											]



				def 					__magic_name__							(      self    :    int):






											'''simple docstring'''







											return np.array(self.__claim_vector) - np.array(
											    self.__processes_resource_summation())



				def 					__magic_name__							(      self    :    Dict):






											'''simple docstring'''







											return [
											    list(np.array(self.__maximum_claim_table[i]) - np.array(_a))
											    for i, allocated_resource in enumerate(self.__allocated_resources_table)
											]



				def 					__magic_name__							(      self    :    Optional[int]):






											'''simple docstring'''







											return {self.__need().index(_a): i for i in self.__need()}



				def 					__magic_name__							(      self    :    Optional[int]			,		**UpperCamelCase__    :    int):






											'''simple docstring'''







											snake_case__	  =       self.__need()
											snake_case__	  =       self.__allocated_resources_table
											snake_case__	  =       self.__available_resources()
											snake_case__	  =       self.__need_index_manager()
											for kw, val in kwargs.items():
																		if kw and val is True:
																									self.__pretty_data()
											print("""_""" * 5_0 + """\n""")
											while need_list:
																		snake_case__	  =       False
																		for each_need in need_list:
																									snake_case__	  =       True
																									for index, need in enumerate(_a):
																																if need > available_resources[index]:
																																							snake_case__	  =       False
																																							break
																									if execution:
																																snake_case__	  =       True
																																# get the original index of the process from ind_ctrl db
																																for original_need_index, need_clone in need_index_manager.items():
																																							if each_need == need_clone:
																																														snake_case__	  =       original_need_index
																																print(F'''Process {process_number + 1} is executing.''')
																																# remove the process run from stack
																																need_list.remove(_a)
																																# update available/freed resources stack
																																snake_case__	  =       np.array(_a) + np.array(
																																    alloc_resources_table[process_number])
																																print(
																																    """Updated available resource stack for processes: """
																																    + """ """.join([str(_a) for x in available_resources]))
																																break
																		if safe:
																									print("""The process is in a safe state.\n""")
																		else:
																									print("""System in unsafe state. Aborting...\n""")
																									break



				def 					__magic_name__							(      self    :    Dict):






											'''simple docstring'''







											print(""" """ * 9 + """Allocated Resource Table""")
											for item in self.__allocated_resources_table:
																		print(
																		    F'''P{self.__allocated_resources_table.index(_a) + 1}'''
																		    + """ """.join(F'''{it:>8}''' for it in item)
																		    + """\n""")
											print(""" """ * 9 + """System Resource Table""")
											for item in self.__maximum_claim_table:
																		print(
																		    F'''P{self.__maximum_claim_table.index(_a) + 1}'''
																		    + """ """.join(F'''{it:>8}''' for it in item)
																		    + """\n""")
											print(
											    """Current Usage by Active Processes: """
											    + """ """.join(str(_a) for x in self.__claim_vector))
											print(
											    """Initial Available Resources:       """
											    + """ """.join(str(_a) for x in self.__available_resources()))
											time.sleep(1)


if __name__ == "__main__":
	import doctest

	doctest.testmod()








import os
import time

import pytest

from datasets.utils.filelock import FileLock, Timeout

def _UpperCAmelCase   (	a						:	List[Any] ):
							snake_case__	  =       FileLock(str(tmpdir / """foo.lock""" ) )
							snake_case__	  =       FileLock(str(tmpdir / """foo.lock""" ) )
							snake_case__	  =       0.01
							with locka.acquire():
														with pytest.raises(a ):
																					snake_case__	  =       time.time()
																					locka.acquire(a )
																					assert time.time() - _start > timeout



def _UpperCAmelCase   (	a						:	str ):
							snake_case__	  =       """a""" * 1000 + """.lock"""
							snake_case__	  =       FileLock(str(tmpdir / filename ) )
							assert locka._lock_file.endswith(""".lock""" )
							assert not locka._lock_file.endswith(a )
							assert len(os.path.basename(locka._lock_file ) ) <= 255
							snake_case__	  =       FileLock(tmpdir / filename )
							with locka.acquire():
														with pytest.raises(a ):
																					locka.acquire(0 )
