from multiprocessing import Lock, Pipe, Process

# lock used to ensure that two processes do not access a pipe at the same time
_lowerCamelCase					:   List[Any]							=		Lock()





def 	__lowerCamelCase							(UpperCAmelCase__     :							List[Any]      , UpperCAmelCase__     :							List[Any]      , UpperCAmelCase__     :							List[Any]      , UpperCAmelCase__     :							Union[str, Any]      , UpperCAmelCase__     :							List[str]      , UpperCAmelCase__     :							List[str]      , UpperCAmelCase__     :							Dict  ):
					global process_lock

					# we perform n swaps since after n swaps we know we are sorted
					# we *could* stop early if we are sorted already, but it takes as long to
					# find out we are sorted as it does to sort the list with this algorithm
					for i in range(0      , 1_0  ):
										if (i + position) % 2 == 0 and r_send is not None:
															# send your value to your right neighbor
															process_lock.acquire()
															r_send[1].send(UpperCAmelCase__  )
															process_lock.release()

															# receive your right neighbor's value
															process_lock.acquire()
															SCREAMING_SNAKE_CASE    			=       rr_cv[0].recv()
															process_lock.release()

															# take the lower value since you are on the left
															SCREAMING_SNAKE_CASE    			=       min(UpperCAmelCase__      , UpperCAmelCase__  )
										elif (i + position) % 2 != 0 and l_send is not None:
															# send your value to your left neighbor
															process_lock.acquire()
															l_send[1].send(UpperCAmelCase__  )
															process_lock.release()

															# receive your left neighbor's value
															process_lock.acquire()
															SCREAMING_SNAKE_CASE    			=       lr_cv[0].recv()
															process_lock.release()

															# take the higher value since you are on the right
															SCREAMING_SNAKE_CASE    			=       max(UpperCAmelCase__      , UpperCAmelCase__  )
    # after all swaps are performed, send the values back to main
					result_pipe[1].send(UpperCAmelCase__  )





def 	__lowerCamelCase							(UpperCAmelCase__     :							List[Any]  ):
					SCREAMING_SNAKE_CASE    			=       []
					SCREAMING_SNAKE_CASE    			=       []
					# initialize the list of pipes where the values will be retrieved
					for _ in arr:
										result_pipe.append(Pipe()  )
					# creates the processes
					# the first and last process only have one neighbor so they are made outside
					# of the loop
					SCREAMING_SNAKE_CASE    			=       Pipe()
					SCREAMING_SNAKE_CASE    			=       Pipe()
					process_array_.append(
					    Process(
					        target=UpperCAmelCase__      , args=(0, arr[0], None, temp_rs, None, temp_rr, result_pipe[0])      , )  )
					SCREAMING_SNAKE_CASE    			=       temp_rs
					SCREAMING_SNAKE_CASE    			=       temp_rr

					for i in range(1      , len(UpperCAmelCase__  ) - 1  ):
										SCREAMING_SNAKE_CASE    			=       Pipe()
										SCREAMING_SNAKE_CASE    			=       Pipe()
										process_array_.append(
										    Process(
										        target=UpperCAmelCase__      , args=(i, arr[i], temp_ls, temp_rs, temp_lr, temp_rr, result_pipe[i])      , )  )
										SCREAMING_SNAKE_CASE    			=       temp_rs
										SCREAMING_SNAKE_CASE    			=       temp_rr

					process_array_.append(
					    Process(
					        target=UpperCAmelCase__      , args=(
					            len(UpperCAmelCase__  ) - 1,
					            arr[len(UpperCAmelCase__  ) - 1],
					            temp_ls,
					            None,
					            temp_lr,
					            None,
					            result_pipe[len(UpperCAmelCase__  ) - 1],
					        )      , )  )

					# start the processes
					for p in process_array_:
										p.start()

					# wait for the processes to end and write their values to the list
					for p in range(0      , len(UpperCAmelCase__  )  ):
										SCREAMING_SNAKE_CASE    			=       result_pipe[p][0].recv()
										process_array_[p].join()
					return arr





def 	__lowerCamelCase							():
					SCREAMING_SNAKE_CASE    			=       list(range(1_0      , 0      , -1  )  )
					print("Initial List"  )
					print(*UpperCAmelCase__  )
					SCREAMING_SNAKE_CASE    			=       odd_even_transposition(UpperCAmelCase__  )
					print("Sorted List\n"  )
					print(*UpperCAmelCase__  )


if __name__ == "__main__":
							main()





# coding=utf-8
# Copyright 2023 The HuggingFace Inc. team.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# this script dumps information about the environment

import os
import platform
import sys


_lowerCamelCase					:   List[Any]							=		'''3'''

print('''Python version:''', sys.version)

print('''OS platform:''', platform.platform())
print('''OS architecture:''', platform.machine())

try:
							import torch

							print('''Torch version:''', torch.__version__)
							print('''Cuda available:''', torch.cuda.is_available())
							print('''Cuda version:''', torch.version.cuda)
							print('''CuDNN version:''', torch.backends.cudnn.version())
							print('''Number of GPUs available:''', torch.cuda.device_count())
except ImportError:
							print('''Torch version:''', None)

try:
							import transformers

							print('''transformers version:''', transformers.__version__)
except ImportError:
							print('''transformers version:''', None)




