bl_previews_render.py 文件源码

def rna_backup_gen(data, include_props=None, exclude_props=None, root=()):
    # only writable properties...
    for p in data.bl_rna.properties:
        pid = p.identifier
        if pid in {'rna_type', }:
            continue
        path = root + (pid,)
        if include_props is not None and path not in include_props:
            continue
        if exclude_props is not None and path in exclude_props:
            continue
        val = getattr(data, pid)
        if val is not None and p.type == 'POINTER':
            # recurse!
            yield from rna_backup_gen(val, include_props, exclude_props, root=path)
        elif data.is_property_readonly(pid):
            continue
        else:
            yield path, val