\;jwdZddlZddlZddlZddlmZgZdZdZ GddZ ddZ dd Z d Z ed d d de jfdZed d d de jfdZed d d ddZy)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(so++C0 "A aLA L#%A%A  rc d}d}tjtjjj tjj jdtjj j5}|j|}|j|}t|t|}d|vr|d=|jDcgc] }|d|kDs |}}t|d}tt|\} } ttt| t!t#| } t#| | d<ddd| Scc}w#1swY SxYw) 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.txtimikolovrc|d |dfS)Nrrr)xs rzbuild_dict..JsQqTE1Q4=r)keyN)tarfileopenpaddledatasetcommondownloadr!URLMD5 extractfileritemssortedlistzipdictrangelen) min_word_freqtrain_filename test_filenametftrainftestfrr$word_freq_sortedwords_word_idxs r build_dictrA5s1 .readerSs \\ NN ! ! * *''++''++  x(A7#C>>Y.r68#886!'')//"33ug=A1v{;<=1aX\\!S11=!&q#a&1*!5A"'!a%! "55"6\\Y. )A789q!a-qA9'/!3G8E?"33G1uW!1 !7**()<==#  > :)  sDBG2A0G&7G&;GA(G&<G!=G& G2 G&&G/+G2r)rMr@rNrLrOs```` rreader_creatorrPRs>< Mrz2.0.0zpaddle.text.datasets.Imikolovrz>Please use new dataset API which supports paddle.io.DataLoader)since update_tolevelreasonctd|||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 rrPr@rNrLs rtrainrXt, .!Y rctd|||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 rVrWs rtestr[rYrcjtjjjtdt y)Nr!)r)r*r+r,r-r.rrrfetchr]s  NN""3 C8r)N)2)__doc__rr'paddle.dataset.commonr) paddle.utilsr__all__r-r.rrrArPr rXr[r]rrrrcs# E(  :D - K  "*  * - K  !)  * - K  9  9r