o bK@sddlmZddlmZmZddlmZddlmZm Z m Z ddl m Z ddlmZddlmZddlmZd d lmZmZd d lmZGd dde Z dddZdddZdS)) import_string)Responsejson) deprecate) OAuth2Request HttpRequestAuthorizationServer) BearerToken)AuthorizationServerMetadatagenerate_token) to_unicode)client_authenticated token_revoked)create_oauth_requestcszeZdZdZeZdfdd ZdddZddZd d Z d d Z d dZ ddZ ddZ ddZddZdddZZS)raFlask implementation of :class:`authlib.oauth2.rfc6749.AuthorizationServer`. 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