code: def add_chromedriver_to_path():
      
      chromedriver_dir = os.path.abspath(os.path.dirname(__file__))
      if 'PATH' not in os.environ:
          os.environ['PATH'] = chromedriver_dir
      elif chromedriver_dir not in os.environ['PATH']:
          os.environ['PATH'] += utils.get_variable_separator()+chromedriver_dir
docs: Appends the directory of the chromedriver binary file to PATH.