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comparison lazyBug.py @ 5:bd1db1ed4c25

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found on ecclerig
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Mon, 09 Mar 2020 17:39:38 +0000
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4:2d7c91f89f6b 5:bd1db1ed4c25
1 '''Illustrate problem with writable cache in LazySubsequence'''
2
3 from nltk.corpus import brown
4 import nltk, sys
5
6 data = brown.tagged_sents(categories='news', tagset='universal')
7 train_data=data[:1000]
8 y=train_data[0]
9 print('initial:',y==train_data[0],train_data[0][:2])
10 train_data[0].insert(0,('<s>','<s>'))
11 print('modified:',y==train_data[0],train_data[0][:2])
12 z=len([s for s in train_data])
13 print('post-view:',y==train_data[0],train_data[0][:2])
14
15 print("\nnltk: %s\npython: %s"%(nltk.version_info,sys.version))