U yc@shddlmZmZddlmZddlmZddlmZm Z m Z ddl m Z m Z mZmZGdddeZd S) )OptionalUnion) CharSetProber)CodingStateMachine)LanguageFilter MachineState ProbingState) HZ_SM_MODELISO2022CN_SM_MODELISO2022JP_SM_MODELISO2022KR_SM_MODELcseZdZdZejfeddfdd Zddfdd Zee e dd d Z ee e dd d Z e dd dZeeefedddZZS)EscCharSetProberz This CharSetProber uses a "code scheme" approach for detecting encodings, whereby easily recognizable escape or shift sequences are relied on to identify these encodings. N) lang_filterreturncstj|dg|_|jtj@r@|jtt|jtt |jtj @r\|jtt |jtj @rx|jtt d|_d|_d|_tj|_|dS)N)rr)super__init__ coding_smrrCHINESE_SIMPLIFIEDappendrr r JAPANESEr KOREANr active_sm_count_detected_charset_detected_languager DETECTING_statereset)selfr __class__s