class_docstr: This module takes the time-series data of already computed statistics, plots the data and
  combines all the plots into a list which is stored together with the section name in a dictionary
  which later will be used for the report generation.
code: def get_description(self):
      return self.section_name
  
file_path: popmon/popmon/visualization/traffic_light_section_generator.py
imports: from __future__ import annotations
  import numpy
  import pandas
  from tqdm import tqdm
  from popmon.base import Module
  from popmon.config import Report
  from popmon.utils import filter_metrics, short_date
  from popmon.visualization.utils import _prune, plot_traffic_lights_alerts_aggregate, plot_traffic_lights_overview
label_desc: Use image node_id 2 for calling the TrafficLightSectionGenerator obj's underlying member method code with example usage: obj.get_description() and returns: self