docstr: returns the last input that was given to the model or raises error
          
docstr_tok: ["returns","the","last","input","that","was","given","to","the","model","or","raises","error"]
code: def get_input(self):
      """returns the last input that was given to the model or raises error"""
  
imports: from abc import abstractmethod, abstractproperty, ABC
label_desc: Use image node_id 5 for calling the TrackerInterface obj's underlying member method code with example usage: obj.get_input() without return types