[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify code snippets into one of the following categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']."}, {'role': 'user', 'content': 'Identify the single most appropriate category to which the provided code belongs. Provide your response as a single category label without any additional information, commentary, or personal opinions.\\nPython Code:import os\n\n# This variable is used by helperbot to make the training deterministic\nos.environ["SEED"] = "323"\n\nimport logging\nfrom pathlib import Path\n\nimport torch\nimport torch.nn as nn\nimport numpy as np\nimport pandas as pd\nfrom tqdm import tqdm_notebook\nfrom sklearn.metrics import log_loss\nfrom sklearn.model_selection import StratifiedKFold\nfrom torch.optim.lr_scheduler import CosineAnnealingLR\nfrom torch.utils.data import Dataset, DataLoader, TensorDataset\nfrom pytorch_pretrained_bert import BertTokenizer\nfrom pytorch_pretrained_bert.modeling import BertModel\nfrom allennlp.modules.span_extractors import SelfAttentiveSpanExtractor, EndpointSpanExtractor\n\nfrom helperbot import (\n    TriangularLR, BaseBot, WeightDecayOptimizerWrapper\n)'}, {'role': 'assistant', 'content': 'helper_functions'}]