class_docstr: This is an abstract class.
  All algorithms inherit from BaseAlgorithm.
code: def reload(self):
      if not self.is_fitted() and self.model_file_path is not None:
          self.load(self.model_file_path)
  
imports: import uuid
  import numpy
  from supervised.utils.common import construct_learner_name
  from supervised.utils.importance import PermutationImportance
  from supervised.utils.shap import PlotSHAP
label_desc: Use image node_id 4 for calling the BaseAlgorithm obj's underlying member method code with example usage: obj.reload() without return types