class_docstr: Works like a dictionary that automatically assign values for new keys.
code: def get_id(self, id: int) -> Hashable:
      return self.id2name[id]
  
file_path: icevision/icevision/core/id_map.py
imports: from icevision.imports import *
label_desc: Use image node_id 2 for calling the IDMap obj's underlying member method code with example usage: obj.get_id(id) and returns: self