x-jdZddlZddlZddlZddlmZgZdZdZ GddZ ddZ dd Z d Z ed d dde jfdZed d dde jfdZed d dddZdS)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(s+C00 ""  A aLLLA LLLL%A%A r2c d}d}tjtjjtjjjdtjjj5}| |}| |}t|t|}d|vr|d=fd| D}t|d}tt|\}} ttt|t!t#|} t#|| d<dddn #1swxYwY| S) 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.txtimikolovc,g|]}|dk|S)rr).0x min_word_freqs r zbuild_dict..Hs'JJJ1QqTM5I5IQ5I5I5Irc$|d |dfS)Nrrr)r&s rzbuild_dict..JsQqTE1Q4=r)keyN)tarfileopenpaddledatasetcommondownloadr"URLMD5 extractfileritemssortedlistzipdictrangelen) r'train_filename test_filenametftrainftestfrword_freq_sortedwords_word_idxs ` r build_dictrE5s .reader..cs'===aX\\!S11===rrc<g|]}|SrrJrLs rr(z2reader_creator..reader..hs'999!a--999rrzUnknown data type)r,r-r.r/r0r1r"r2r3r4rr rrr;r:tupler AssertionError) r>rrisrc_seqtrg_seqrM data_typefilenamenrDs @rreaderzreader_creator..readerSs8 \ N ! * *'+'+     > x((A7#C > >>Y..r666#8666:!2!2:E:A1vv{{=====1===!&q#a&&1*!5!566A"'!a%!) "5"55555\Y.. ))A99999q999A'33G338E?3G1uuW!1!1 !7*****()<===# > > > > > > > > > > > > > > > > > > >s%EGGGr)rUrDrVrTrWs```` rreader_creatorrXRs5>>>>>>>>< Mrz2.0.0zpaddle.text.datasets.Imikolovrz>Please use new dataset API which supports paddle.io.DataLoader)since update_tolevelreasonc&td|||S)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 rXrDrVrTs rtrainr`t, .!Y  rc&td|||S)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 rtestrcrarcftjjtdt dS)Nr")r.r/r0r1r2r3rrrfetchres' N""3 C88888r)N)r)__doc__rr,paddle.dataset.commonr. paddle.utilsr__all__r2r3rrrErXr r`rcrerrrrjs###### E(           :D  - K  "*  *  - K  !)  *  - K  99  999r