code: def should_run_npm_install(self):
      package_json = os.path.join(node_root, "package.json")
      node_modules_exists = os.path.exists(self.node_modules)
      return self.has_npm()
  
imports: import os
  import sys
  import platform
  import json
  from setuptools import setup, Command
  from setuptools.command.egg_info import egg_info
  from subprocess import check_call
  from distutils import log
  import versioneer
label_desc: Use image node_id 5 for calling the NPM obj's underlying member method code with example usage: obj.should_run_npm_install() and returns: self