Add UIE-X

[linjieccc]

PR types

New features

PR changes

Models

Description

• Add UIE-X

• Taskflow Usage:

from paddlenlp import Taskflow

schema = ['证券代码', '证券简称', '公告编号', '发布日期']
ie = Taskflow("information_extraction", schema=schema, model="uie-x-base")