db_utils.py 文件源码

def read_pytable(h5f, group=None): 
    if group is None: group = h5f.root

    data = AttrDict()
    for child in h5f.list_nodes(group): 
        item = None
        try: 
            if isinstance(child, tb.group.Group): 
                item = read_pytable(h5f, child)
            else: 
                item = child.read()
                if isinstance(item, str) and item.startswith('OBJ_'): 
                    item = cPickle.loads(item[4:])
            data[child._v_name] = item
        except tb.NoSuchNodeError:
            warnings.warn('No such node: "%s", skipping...' % repr(child))
            pass

    return data