code: def clear_storage(self):
      self.clear_local_storage()
      self.clear_session_storage()
  
file_path: dash/dash/testing/dash_page.py
imports: from bs4 import BeautifulSoup
label_desc: Use image node_id 15 for calling the DashPageMixin obj's underlying member method code with example usage: obj.clear_storage() without return types