B P?š['ć@s<ddlmZmZddlmZddlmZGdd„deƒZdS)é)Śprint_functionŚunicode_literals)Śload)ŚStemmerIc@s0eZdZdZdd„Zdd„Zdd„Zdd „Zd S) Ś RSLPStemmeruF A stemmer for Portuguese. >>> from nltk.stem import RSLPStemmer >>> st = RSLPStemmer() >>> # opening lines of Erico Verissimo's "MĆŗsica ao Longe" >>> text = ''' ... Clarissa risca com giz no quadro-negro a paisagem que os alunos ... devem copiar . Uma casinha de porta e janela , em cima duma ... coxilha .''' >>> for token in text.split(): ... print(st.stem(token)) clariss risc com giz no quadro-negr a pais que os alun dev copi . uma cas de port e janel , em cim dum coxilh . cCsˆg|_|j | d””|j | d””|j | d””|j | d””|j | d””|j | d””|j | d””dS)Nzstep0.ptzstep1.ptzstep2.ptzstep3.ptzstep4.ptzstep5.ptzstep6.pt)Ś_modelŚappendŚ read_rule)Śself©r ś-lib/python3.7/site-packages/nltk/stem/rslp.pyŚ__init__8szRSLPStemmer.__init__cCsŌtd|dd d”}| d”}dd„|Dƒ}dd„|Dƒ}d d„|Dƒ}g}x€|D]x}g}| d ”}| |d d d …”| t|d ƒ”| |dd d …”| dd„|d d”Dƒ”| |”qTW|S)Nznltk:stemmers/rslp/Śraw)ŚformatŚutf8Ś cSsg|]}|dkr|‘qS)Śr )Ś.0Śliner r r ś Gsz)RSLPStemmer.read_rule..cSsg|]}|ddkr|‘qS)rś#r )rrr r r rHscSsg|]}| dd”‘qS)z ś )Śreplace)rrr r r rKsrréé’’’’écSsg|]}|dd…‘qS)rrr )rŚtokenr r r r]séś,)rŚdecodeŚsplitrŚint)r ŚfilenameŚrulesŚlinesrŚruleŚtokensr r r r Cs   zRSLPStemmer.read_rulecCs| ”}|ddkr | |d”}|ddkr8| |d”}| |d”}| |d”}|}| |d”}||krŒ|}| |d ”}||krŒ| |d ”}|S) NrŚsrŚarrrééé)ŚlowerŚ apply_rule)r ŚwordZ prev_wordr r r Śstemds         zRSLPStemmer.stemcCsv|j|}xf|D]^}t|dƒ}|| d…|dkrt|ƒ||dkr||dkr|d| …|d}PqW|S)Nrrrr)rŚlen)r r.Z rule_indexr#r%Z suffix_lengthr r r r-‚s    zRSLPStemmer.apply_ruleN)Ś__name__Ś __module__Ś __qualname__Ś__doc__r r r/r-r r r r r's  !rN)Z __future__rrZ nltk.datarZ nltk.stem.apirrr r r r Ś!s