code: def add_pkg(pkgs, name, pkgver):
      '''
      Add a package to a dict of installed packages.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pkg_resource.add_pkg '{}' bind 9
      '''
      try:
          pkgs.setdefault(name, []).append(pkgver)
      except AttributeError as exc:
          log.exception(excf add_pkg(pkgs, name, pkgver):
      '''
      Add a package to a dict of installed packages.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pkg_resource.add_pkg '{}' bind 9
      '''
      try:
          pkgs.setdefault(name, []).append(pkgver)
      except AttributeError as exc:
          log.exception(exc)
docs: Add a package to a dict of installed packages.
  
      CLI Example:
  
      .. code-block:: bash
  
          salt '*' pkg_resource.add_pkg '{}' bind 9