[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify the code snippets into categories from the provided list of categories. List of categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']"}, {'role': 'user', 'content': 'Identify to which category the provided code belongs and assign the code snippet to at least 1 but up to 5 categories based on the probabilities, ignore if the probability of the category is negligible. Strictly provide your response as a list. Avoid providing any additional information, commentary, or personal opinions.\\nPython Code:cols = ["Country","HIV2001", "HIV2005", "HIV2009", "HIV2013"]\nHIV_ordered = HIV[cols]\nHIV_ordered.columns = ["Country", "2001", "2005", "2009", "2013"]\nhighHIV = HIV_ordered[HIV_ordered["2013"] >10]\nhighHIV.set_index("Country", inplace = True)\nhighHIV_flipped = highHIV.T\nhighHIV_flipped.plot( figsize = (10,10))\npyplot.title("Changes over time in HIV Prevalance in Countries with High HIV Rates")\npyplot.ylabel("HIV Prevalance (%)")'}, {'role': 'assistant', 'content': "['data_exploration']"}]