docstr: instantiate a classifier with an optional previously-saved model
docstr_tok: ["instantiate","a","classifier","with","an","optional","previously-saved","model"]
code: def __init__(self, model=None):
      """
      instantiate a classifier with an optional previously-saved model
      """
      self.model = None
  
imports: from .None import utils
  from .imports import *
label_desc: Use image node_id 1 to create a new Classifier object  with example: obj = Classifier(model)