def current_ids():
            """Return the current (uid, gid) if available."""
            name, group = None, None
            if pwd:
                name = pwd.getpwuid(os.getuid())[0]
            if grp:
                group = grp.getgrgid(os.getgid())[0]
            return name, group
Return the current (uid, gid) if available.
cherrypy/process/plugins.py