def debugger():
    """Return the current debugger instance, or create if none."""
    sdb = _current[0]
    if sdb is None or not sdb.active:
        sdb = _current[0] = Sdb()
    return sdb
def debugger ( ) : sdb = _current [ 0 ] if sdb is None or not sdb . active : sdb = _current [ 0 ] = Sdb ( ) return sdb
Return the current debugger instance, or create if none.