class_docstr: Module stitches histograms by date
code: def get_description(self) -> str:
      return f"{self.mode}"
  
file_path: popmon/popmon/stitching/hist_stitcher.py
imports: import histogrammar
  import numpy
  from popmon.analysis.hist_numpy import assert_similar_hists
  from popmon.base import Module
label_desc: Use image node_id 2 for calling the HistStitcher obj's underlying member method code with example usage: obj.get_description() and returns: self