code: def reset(self):
      if os.path.exists(self.path):
          os.remove(self.path)
          print("Remove setting pkl file ${0}".format(self.path))
      self.data = {}
      self.path = None
  
file_path: PaddleOCR/PPOCRLabel/libs/settings.py
imports: import pickle
  import os
  import sys
label_desc: Use image node_id 7 for calling the Settings obj's underlying member method code with example usage: obj.reset() without return types