class_docstr: linear model
      
class_docstr_tok: ["linear","model"]
code: def __delete__(self, instance):
      super(LRModel, self).__delete__(instance)
  
imports: import os
  import shutil
  import tempfile
  import warnings
  import numpy
  from .xlearn import create_linear, create_fm, create_ffm
  from .data import DMatrix
  from sklearn.base import BaseEstimator
  from sklearn.utils import check_array, check_X_y
label_desc: Use image node_id 2 for calling the LRModel obj's underlying member method code with example usage: obj.__delete__(instance) without return types