ΑiSrSSKrSSKrSSKrSSKJr /rSrSr "SS5r SSjr SS jr S r \"S S S SS9\ R4Sj5r\"S S S SS9\ R4Sj5r\"S S S SS9S5rg)z imikolov's simple dataset. This module will download dataset from http://www.fit.vutbr.cz/~imikolov/rnnlm/ and parse training set and test set into paddle reader creators. N) deprecatedz) collections defaultdictintstripsplit)f word_freqlws r word_countr (sm++C0 "A LA L#%A%A  rc SnSn[R"[RRR [RR RS[RR R55nURU5nURU5n[U[U55nSU;aUS UR5Vs/sHowSU:dM UPM nn[USS9n[[U65up[[[U [![#U 55555n [#U 5U S'SSS5 U $s snf!,(df  W $=f) z{ Build a word dictionary from the corpus, Keys of the dictionary are words, and values are zero-based IDs of these words. $./simple-examples/data/ptb.train.txt$./simple-examples/data/ptb.valid.txtimikolovrcUS*US4$)Nrrr )xs rbuild_dict..JsQqTE1Q4=r)keyN)tarfileopenpaddledatasetcommondownloadr$URLMD5 extractfiler itemssortedlistzipdictrangelen) min_word_freqtrain_filename test_filenametftrainftestfrr'word_freq_sortedwords_word_idxs r build_dictrE5s2 # [R"[RRR [RR RS[RR R55nURT 5nT SnUGH9n[RT:XaT S:dS5eS/UR5R5QSPn[U5T :aTUVs/sHnT RXB5PM nn[!T [U5S-5Hn[#X5T - U5v M MM[R$T:XapUR5R5nUVs/sHnT RXB5PM nnT S/UQn/UQT SPnT S:a[U5T :aGM)Xg4v GM1['S 5e SSS5 gs snfs snf!,(df  g=f7f) Nr$r%zInvalid gram lengthrrrrzUnknown data type)r+r,r-r.r/r0r$r1r2r3rrrrr:getr9tuplerAssertionError) r>rUNKrrisrc_seqtrg_seq data_typefilenamenrDs rreaderreader_creator..readerSs \\ NN ! ! * *''++''++  x(A7#C>>Y.r68#886:!2:E:A1v{;<=1aX\\!11=!&q#a&1*!5A"'a%! "55"6#\\Y. )A789q!a-qA9'33G338E?3G1uW!1 !**()<==#  > :)  s?BHA4G1;G'A-G1G,AG1 H' G11 G?;Hr )rQrDrRrPrSs```` rreader_creatorrURs>>< Mrz2.0.0zpaddle.text.datasets.Imikolovrz>Please use new dataset API which supports paddle.io.DataLoader)since update_tolevelreasonc[SXU5$)a imikolov training set creator. It returns a reader creator, each sample in the reader is a word ID tuple. :param word_idx: word dictionary :type word_idx: dict :param n: sliding window size if type is ngram, otherwise max length of sequence :type n: int :param data_type: data type (ngram or sequence) :type data_type: member variable of DataType (NGRAM or SEQ) :return: Training reader creator :rtype: callable r"rUrDrRrPs rtrainr]t, .Y rc[SXU5$)a imikolov test set creator. It returns a reader creator, each sample in the reader is a word ID tuple. :param word_idx: word dictionary :type word_idx: dict :param n: sliding window size if type is ngram, otherwise max length of sequence :type n: int :param data_type: data type (ngram or sequence) :type data_type: member variable of DataType (NGRAM or SEQ) :return: Test reader creator :rtype: callable r#r[r\s rtestr`r^rcj[RRR[S[ 5 g)Nr$)r-r.r/r0r1r2r rrfetchrbs  NN""3 C8r)N)2)__doc__rr+paddle.dataset.commonr- paddle.utilsr__all__r1r2rr rErUrr]r`rbr rrrhs# E(  :D - K  "*  * - K  !)  * - K  9  9r