code: def clear_pull_memory(self):
      self.pull_memory = set()
  
imports: import os
  import shlex
  import subprocess
  from io import StringIO
  from dotenv import dotenv_values
  from ruamel.yaml import YAML
  from ..utils.command import Command, default_bin
  from ..utils.source import arrow_path
  from ..compat import _ensure_path
label_desc: Use image node_id 2 for calling the DockerCompose obj's underlying member method code with example usage: obj.clear_pull_memory() without return types