code: def toggleglobalsitepackages_cmd(argv):
      
      quiet = argv == ['-q']
      site = sitepackages_dir()
      ngsp_file = site.parent / 'no-global-site-packages.txt'
      if ngsp_file.exists():
          ngsp_file.unlink()
          if not quiet:
              print('Enabled global site-packages')
      else:
          with ngsp_file.open('w'):
              if not quiet:
                  print('Disabled global site-packages')
docs: Toggle the current virtualenv between having and not having access to the global site-packages.