code: def initialize_browser(self, width, height):
      self.browser = CEFBrowser(
          url="http://dashboard.serpent.ai/dashboards"
      )
  
      self.browser.size = (width, height)
      self.browser.pos = (0, self.size[1] - height)
  
      self.add_widget(self.browser)
  
imports: from serpent.utilities import SerpentError, is_windows, wait_for_crossbar
  from serpent.config import config
  import time
  import subprocess
  import shlex
  import signal
  import atexit
label_desc: Use image node_id 3 for calling the DashboardRootWidget obj's underlying member method code with example usage: obj.initialize_browser(width, height) without return types