



'''simple docstring'''






from __future__ import annotations

from typing import Any

class 							a__(					__lowerCamelCase	):
    pass

class 							a__:







    def __init__(      self :  List[Any]						,			__snake_case :  Any	):
      a						:					Dict        =     data
      a						:					List[Any]        =     None







    def __iter__(      self :  Optional[Any]	):
      a						:					Union[str, Any]        =     self
      a						:					Optional[int]        =     []
      while node:
        if node in visited:
          raise ContainsLoopError
        visited.append(__A	)
        yield node.data
        a						:					Optional[int]        =     node.next_node







    @property
    def 			lowercase_       (      self :  List[str]	):
      try:
        list(self	)
        return False
      except ContainsLoopError:
        return True


if __name__ == "__main__":
     lowerCAmelCase:					Dict						       =						Node(1)
     lowerCAmelCase:					Optional[int]						       =						Node(2)
     lowerCAmelCase:					List[str]						       =						Node(3)
     lowerCAmelCase:					Optional[int]						       =						Node(4)
     print(root_node.has_loop)  # False
     lowerCAmelCase:					str						       =						root_node.next_node
     print(root_node.has_loop)  # True

     lowerCAmelCase:					Optional[int]						       =						Node(5)
     lowerCAmelCase:					List[Any]						       =						Node(6)
     lowerCAmelCase:					int						       =						Node(5)
     lowerCAmelCase:					Tuple						       =						Node(6)
     print(root_node.has_loop)  # False

     lowerCAmelCase:					str						       =						Node(1)
     print(root_node.has_loop)  # False






'''simple docstring'''
# 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


a__							:							Tuple ='''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)
