class_docstr: Base class for matching anchor boxes and labels for the task of object detection
class_docstr_tok: ["Base","class","for","matching","anchor","boxes","and","labels","for","the","task","of","object","detection"]
code: def __call__(self, *args, **kwargs):
      raise NotImplementedError
  
imports: import argparse
label_desc: Use image node_id 3 for calling the BaseMatcher obj's underlying member method code with example usage: obj.__call__() without return types