[{'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:colormap = np.array(['r', 'b'])\nlabels = df['label']\naxes = df.plot(kind='scatter', x='x0', y='y0', c=colormap[labels], s=0)\naxes.quiver(df['x0'], df['y0'], df['dx0'], df['dy0'], color=colormap[labels], scale_units='xy', angles='xy', scale=2.5, headwidth=2)"}, {'role': 'assistant', 'content': 'data_exploration'}]