code: def _install_from_scratch(python_cmd, use_sudo):
      
  
      with cd("/tmp"):
          download(EZ_SETUP_URL)
  
          command = '%(python_cmd)s ez_setup.py' % locals()
          if use_sudo:
              run_as_root(command)
          else:
              run(command)
  
          run('rm -f ez_setup.py')
docs: Install setuptools from scratch using installer