docs: def in_noninjected_file(self, file_path, content):
          """ Checks if a string exists in the file, sans the injected """
          if os.path.exists(file_path):
              file_content = codecs.open(file_path, encoding="utf-8").read()
              file_content = self.wrapper_match.sub(u"", file_content)
          else:
              file_content = ""
          return file_content.find(content) != -1