code: def insight_1_feature_imp(self, df):
      if self.param["is_classification"] == True:
          return self.classification.insight_1_feature_imp(df)
      else:
          return self.regression.insight_1_feature_imp(df)
  
file_path: explainx/lib/insights.py
imports: from imports import *
  from insight_classification import *
  from insight_regression import *
label_desc: Use image node_id 2 for calling the insights obj's underlying member method code with example usage: obj.insight_1_feature_imp(df) and returns: self, self