parameters: (self, search_string)
docstring: Initialize.
  
      Args:
        # search_string: the string you are searching for
        search_string: str
docstring_summary: Initialize.
docstring_tokens: Initialize .
function: def __init__(self, search_string):
      """Initialize.
  
      Args:
        # search_string: the string you are searching for
        search_string: str
      """
  
      self._search_string = search_string
function_tokens: def __init__ ( self , search_string ) : self . _search_string = search_string