class_docstr: ```
  predicts graph node's classes
  ```
code: def get_classes(self):
      return self.c
  
file_path: ktrain/ktrain/graph/predictor.py
imports: from ..None import utils
  from ..imports import *
  from ..predictor import Predictor
  from .preprocessor import LinkPreprocessor, NodePreprocessor
label_desc: Use image node_id 2 for calling the LinkPredictor obj's underlying member method code with example usage: obj.get_classes() and returns: self