code: def find_setup_file_name(self):  # type: () ->None
          
          for file_path in [
              x
              for x in os.listdir(".")
              if os.path.isfile(x) and x in ["setup.py", "setup"]
          ]:
              if self.file_opener.is_python_inside(file_path):
                  self.setup_file_name = file_path
                  break
docs: Usually setup.py or setup