code: def analyze_string(self, string, line_num, filename):
          
          if (
              any(
                  whitelist_regex.search(string) for whitelist_regex in WHITELIST_REGEXES
              )
  
              or (
                  self.exclude_lines_regex and
                  self.exclude_lines_regex.search(string)
              )
          ):
              return {}
  
          return self.analyze_string_content(
              string,
              line_num,
              filename,
          )
docs: :param string:    string; the line to analyze
          :param line_num:  integer; line number that is currently being analyzed
          :param filename:  string; name of file being analyzed
          :returns:         dictionary
  
          NOTE: line_num and filename are used for PotentialSecret creation only.