'''simple docstring'''


from collections import deque






class 					__SCREAMING_SNAKE_CASE						:







		'''simple docstring'''






		def __init__(			self				,		snake_case_				,		snake_case_				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       List[Any]       =				process_name  # process name
							UpperCAmelCase_							:       Tuple       =				arrival_time  # arrival time of the process
							# completion time of finished process or last interrupted time
							UpperCAmelCase_							:       Any       =				arrival_time
							UpperCAmelCase_							:       List[str]       =				burst_time  # remaining burst time
							UpperCAmelCase_							:       Any       =				0  # total time of the process wait in ready queue
							UpperCAmelCase_							:       Dict       =				0  # time from arrival time to completion time







class 					__SCREAMING_SNAKE_CASE						:







		'''simple docstring'''






		def __init__(			self				,		snake_case_				,		snake_case_				,		snake_case_				,		snake_case_				,		):




							'''simple docstring'''

							UpperCAmelCase_							:       List[Any]       =				number_of_queues
							# time slice of queues that round robin algorithm applied
							UpperCAmelCase_							:       str       =				time_slices
							# unfinished process is in this ready_queue
							UpperCAmelCase_							:       Dict       =				queue
							# current time
							UpperCAmelCase_							:       int       =				current_time
							# finished process is in this sequence queue
							UpperCAmelCase_							:       deque[Process]       =				deque()


		def _UpperCamelCase					(			self						):




							'''simple docstring'''

							UpperCAmelCase_							:       Optional[Any]       =				[]
							for i in range(len(self.finish_queue						)						):
												sequence.append(self.finish_queue[i].process_name						)
							return sequence


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       List[str]       =				[]
							for i in range(len(_lowerCamelCase						)						):
												waiting_times.append(queue[i].waiting_time						)
							return waiting_times


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       List[str]       =				[]
							for i in range(len(_lowerCamelCase						)						):
												turnaround_times.append(queue[i].turnaround_time						)
							return turnaround_times


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       List[Any]       =				[]
							for i in range(len(_lowerCamelCase						)						):
												completion_times.append(queue[i].stop_time						)
							return completion_times


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							return [q.burst_time for q in queue]


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							process.waiting_time += self.current_time - process.stop_time
							return process.waiting_time


		def _UpperCamelCase					(			self				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       deque[Process]       =				deque()  # sequence deque of finished process
							while len(_lowerCamelCase						) != 0:
												UpperCAmelCase_							:       Tuple       =				ready_queue.popleft()  # current process

												# if process's arrival time is later than current time, update current time
												if self.current_time < cp.arrival_time:
																	self.current_time += cp.arrival_time

												# update waiting time of current process
												self.update_waiting_time(_lowerCamelCase						)
												# update current time
												self.current_time += cp.burst_time
												# finish the process and set the process's burst-time 0
												UpperCAmelCase_							:       Optional[int]       =				0
												# set the process's turnaround time because it is finished
												UpperCAmelCase_							:       Optional[int]       =				self.current_time - cp.arrival_time
												# set the completion time
												UpperCAmelCase_							:       Dict       =				self.current_time
												# add the process to queue that has finished queue
												finished.append(_lowerCamelCase						)

							self.finish_queue.extend(_lowerCamelCase						)  # add finished process to finish queue
							# FCFS will finish all remaining processes
							return finished


		def _UpperCamelCase					(			self				,		snake_case_				,		snake_case_						):




							'''simple docstring'''

							UpperCAmelCase_							:       deque[Process]       =				deque()  # sequence deque of terminated process
							# just for 1 cycle and unfinished processes will go back to queue
							for _ in range(len(_lowerCamelCase						)						):
												UpperCAmelCase_							:       Dict       =				ready_queue.popleft()  # current process

												# if process's arrival time is later than current time, update current time
												if self.current_time < cp.arrival_time:
																	self.current_time += cp.arrival_time

												# update waiting time of unfinished processes
												self.update_waiting_time(_lowerCamelCase						)
												# if the burst time of process is bigger than time-slice
												if cp.burst_time > time_slice:
																	# use CPU for only time-slice
																	self.current_time += time_slice
																	# update remaining burst time
																	cp.burst_time -= time_slice
																	# update end point time
																	UpperCAmelCase_							:       List[str]       =				self.current_time
																	# locate the process behind the queue because it is not finished
																	ready_queue.append(_lowerCamelCase						)
												else:
																	# use CPU for remaining burst time
																	self.current_time += cp.burst_time
																	# set burst time 0 because the process is finished
																	UpperCAmelCase_							:       Optional[Any]       =				0
																	# set the finish time
																	UpperCAmelCase_							:       int       =				self.current_time
																	# update the process' turnaround time because it is finished
																	UpperCAmelCase_							:       List[str]       =				self.current_time - cp.arrival_time
																	# add the process to queue that has finished queue
																	finished.append(_lowerCamelCase						)

							self.finish_queue.extend(_lowerCamelCase						)  # add finished process to finish queue
							# return finished processes queue and remaining processes queue
							return finished, ready_queue






		def _UpperCamelCase					(			self						):




							'''simple docstring'''

							for i in range(self.number_of_queues - 1						):
												UpperCAmelCase_							:       Optional[int]       =				self.round_robin(
												    self.ready_queue				,		self.time_slices[i]						)
							#  the last queue has first_come_first_served algorithm
							self.first_come_first_served(self.ready_queue						)

							return self.finish_queue


if __name__ == "__main__":
	import doctest

	snake_case__					:      Optional[int]				      =  Process('''P1''', 0, 53)
	snake_case__					:      Any				      =  Process('''P2''', 0, 17)
	snake_case__					:      Optional[Any]				      =  Process('''P3''', 0, 68)
	snake_case__					:      int				      =  Process('''P4''', 0, 24)
	snake_case__					:      Dict				      =  3
	snake_case__					:      List[Any]				      =  [17, 25]
	snake_case__					:      int				      =  deque([Pa, Pa, Pa, Pa])

	if len(time_slices) != number_of_queues - 1:
		raise SystemExit(0)

	doctest.testmod(extraglobs={'''queue''': deque([Pa, Pa, Pa, Pa])})

	snake_case__					:      str				      =  Process('''P1''', 0, 53)
	snake_case__					:      str				      =  Process('''P2''', 0, 17)
	snake_case__					:      str				      =  Process('''P3''', 0, 68)
	snake_case__					:      Tuple				      =  Process('''P4''', 0, 24)
	snake_case__					:      Optional[Any]				      =  3
	snake_case__					:      List[Any]				      =  [17, 25]
	snake_case__					:      Optional[int]				      =  deque([Pa, Pa, Pa, Pa])
	snake_case__					:      Union[str, Any]				      =  MLFQ(number_of_queues, time_slices, queue, 0)
	snake_case__					:      int				      =  mlfq.multi_level_feedback_queue()

	# print total waiting times of processes(P1, P2, P3, P4)
	print(
	    f'''waiting time:\
        \t\t\t{MLFQ.calculate_waiting_time(mlfq, [Pa, Pa, Pa, Pa])}'''
	)
	# print completion times of processes(P1, P2, P3, P4)
	print(
	    f'''completion time:\
        \t\t{MLFQ.calculate_completion_time(mlfq, [Pa, Pa, Pa, Pa])}'''
	)
	# print total turnaround times of processes(P1, P2, P3, P4)
	print(
	    f'''turnaround time:\
        \t\t{MLFQ.calculate_turnaround_time(mlfq, [Pa, Pa, Pa, Pa])}'''
	)
	# print sequence of finished processes
	print(
	    f'''sequence of finished processes:\
        {mlfq.calculate_sequence_of_finish_queue()}'''
	)







'''simple docstring'''


import unittest

from transformers.utils.backbone_utils import (
    BackboneMixin,
    get_aligned_output_features_output_indices,
    verify_out_features_out_indices,
)






class 					__SCREAMING_SNAKE_CASE						(	unittest.TestCase	):







  '''simple docstring'''






  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       UpperCAmelCase_							:       int       =				['a', 'b', 'c']

       # Defaults to last layer if both are None
       UpperCAmelCase_       ,      UpperCAmelCase_							:       List[str]       =				get_aligned_output_features_output_indices(snake_case_				,		snake_case_				,		snake_case_						)
       self.assertEqual(snake_case_				,		['c']						)
       self.assertEqual(snake_case_				,		[2]						)

       # Out indices set to match out features
       UpperCAmelCase_       ,      UpperCAmelCase_							:       int       =				get_aligned_output_features_output_indices(['a', 'c']				,		snake_case_				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[0, 2]						)

       # Out features set to match out indices
       UpperCAmelCase_       ,      UpperCAmelCase_							:       List[Any]       =				get_aligned_output_features_output_indices(snake_case_				,		[0, 2]				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[0, 2]						)

       # Out features selected from negative indices
       UpperCAmelCase_       ,      UpperCAmelCase_							:       int       =				get_aligned_output_features_output_indices(snake_case_				,		[-3, -1]				,		snake_case_						)
       self.assertEqual(snake_case_				,		['a', 'c']						)
       self.assertEqual(snake_case_				,		[-3, -1]						)


  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 1)				,		snake_case_						)

       # Out features must be a list
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(('a', 'b')				,		(0, 1)				,		['a', 'b']						)

       # Out features must be a subset of stage names
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 1)				,		['a']						)

       # Out indices must be a list or tuple
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(snake_case_				,		0				,		['a', 'b']						)

       # Out indices must be a subset of stage names
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(snake_case_				,		(0, 1)				,		['a']						)

       # Out features and out indices must be the same length
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0,)				,		['a', 'b', 'c']						)

       # Out features should match out indices
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['a', 'b']				,		(0, 2)				,		['a', 'b', 'c']						)

       # Out features and out indices should be in order
       with self.assertRaises(snake_case_						):
            verify_out_features_out_indices(['b', 'a']				,		(0, 1)				,		['a', 'b']						)

       # Check passes with valid inputs
       verify_out_features_out_indices(['a', 'b', 'd']				,		(0, 1, -1)				,		['a', 'b', 'c', 'd']						)






  def _UpperCamelCase					(			self						):




       '''simple docstring'''

       UpperCAmelCase_							:       List[str]       =				BackboneMixin()

       UpperCAmelCase_							:       Any       =				['a', 'b', 'c']
       UpperCAmelCase_							:       str       =				['a', 'c']
       UpperCAmelCase_							:       str       =				[0, 2]

       # Check that the output features and indices are set correctly
       self.assertEqual(backbone.out_features				,		['a', 'c']						)
       self.assertEqual(backbone.out_indices				,		[0, 2]						)

       # Check out features and indices are updated correctly
       UpperCAmelCase_							:       str       =				['a', 'b']
       self.assertEqual(backbone.out_features				,		['a', 'b']						)
       self.assertEqual(backbone.out_indices				,		[0, 1]						)

       UpperCAmelCase_							:       Optional[int]       =				[-3, -1]
       self.assertEqual(backbone.out_features				,		['a', 'c']						)
       self.assertEqual(backbone.out_indices				,		[-3, -1]						)






