docstr: Load model from a pickle file.
  
  Parameters
  ----------
  path : str
      Full path to file.
  
  Returns
  -------
  Model instance
docstr_tok: ["Load","model","from","a","pickle","file",".","Parameters","--","--","--","--","--","path",":","str","Full","path","to","file",".","Returns","--","--","--","-","Model","instance"]
code: def from_pickle(cls, path):
      """
      Load model from a pickle file.
  
      Parameters
      ----------
      path : str
          Full path to file.
  
      Returns
      -------
      Model instance
      """
      model = pickle.load(open(path, "rb"))
      model = cls._byte2string(model)
      return cls._organize_model(cls, model)
  
imports: from abc import ABCMeta, abstractmethod
  from sklearn.exceptions import NotFittedError
  from sklearn.base import BaseEstimator
  import json
  import pickle
  import numpy
  from warnings import warn
label_desc: Use image node_id 13 for calling the BaseModelPackage obj's underlying member method code with example usage: obj.from_pickle(cls, path) and returns: cls