add_vline()check_orientation()compute_plot_limits()delete_all_ticks()find_alpha()find_optimal_ticks()get_best_lims()get_best_old_lims()get_hw_ratios()get_labels()get_lines_and_labels()get_n_points_for_scatter()get_old_lims()get_rounding_digit()get_smoothing_sigma()get_values()merge_lists()normalise()pixel_coords()prepare_columns()round_to_significant_digits()safe_normalise()set_limits()setup_figure()setup_grouping()update_current_ranges()update_current_ticks()