[0ff122b] | 1 | import unittest2 as unittest |
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| 2 | import numpy as np |
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| 3 | |
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| 4 | from vsm.corpus import Corpus |
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| 5 | from vsm.corpus.util.corpusbuilders import random_corpus |
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| 6 | from vsm.model.ldacgsseq import * |
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| 7 | from vsm.model.ldacgsmulti import * |
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| 8 | from multiprocessing import Process |
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| 9 | |
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| 10 | class MPTester: |
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| 11 | def test_demo_LdaCgsMulti(self): |
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| 12 | from vsm.model.ldacgsmulti import demo_LdaCgsMulti |
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| 13 | demo_LdaCgsMulti() |
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| 14 | |
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| 15 | def test_LdaCgsMulti_IO(self): |
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| 16 | from tempfile import NamedTemporaryFile |
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| 17 | import os |
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| 18 | |
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| 19 | c = random_corpus(1000, 50, 6, 100) |
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| 20 | tmp = NamedTemporaryFile(delete=False, suffix='.npz') |
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| 21 | try: |
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| 22 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 23 | m0.train(n_iterations=20) |
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| 24 | m0.save(tmp.name) |
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| 25 | m1 = LdaCgsMulti.load(tmp.name) |
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| 26 | assert m0.context_type == m1.context_type |
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| 27 | assert m0.K == m1.K |
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| 28 | assert (m0.alpha == m1.alpha).all() |
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| 29 | assert (m0.beta == m1.beta).all() |
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| 30 | assert m0.log_probs == m1.log_probs |
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| 31 | for i in xrange(max(len(m0.corpus), len(m1.corpus))): |
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| 32 | assert m0.corpus[i].all() == m1.corpus[i].all() |
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| 33 | assert m0.V == m1.V |
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| 34 | assert m0.iteration == m1.iteration |
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| 35 | for i in xrange(max(len(m0.Z), len(m1.Z))): |
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| 36 | assert m0.Z[i].all() == m1.Z[i].all() |
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| 37 | assert m0.top_doc.all() == m1.top_doc.all() |
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| 38 | assert m0.word_top.all() == m1.word_top.all() |
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| 39 | assert m0.inv_top_sums.all() == m1.inv_top_sums.all() |
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| 40 | |
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| 41 | assert m0.seeds == m1.seeds |
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| 42 | for s0, s1 in zip(m0._mtrand_states,m1._mtrand_states): |
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| 43 | assert s0[0] == s1[0] |
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| 44 | assert (s0[1] == s1[1]).all() |
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| 45 | assert s0[2:] == s1[2:] |
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| 46 | |
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| 47 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 48 | m0.train(n_iterations=20) |
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| 49 | m0.save(tmp.name) |
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| 50 | m1 = LdaCgsMulti.load(tmp.name) |
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| 51 | assert not hasattr(m1, 'log_prob') |
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| 52 | finally: |
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| 53 | os.remove(tmp.name) |
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| 54 | |
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| 55 | def test_LdaCgsMulti_SeedTypes(self): |
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| 56 | """ Test for issue #74 issues. """ |
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| 57 | |
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| 58 | from tempfile import NamedTemporaryFile |
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| 59 | import os |
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| 60 | |
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| 61 | c = random_corpus(1000, 50, 6, 100) |
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| 62 | tmp = NamedTemporaryFile(delete=False, suffix='.npz') |
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| 63 | try: |
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| 64 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 65 | m0.train(n_iterations=20) |
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| 66 | m0.save(tmp.name) |
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| 67 | m1 = LdaCgsMulti.load(tmp.name) |
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| 68 | |
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| 69 | for s0, s1 in zip(m0.seeds, m1.seeds): |
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| 70 | assert type(s0) == type(s1) |
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| 71 | for s0, s1 in zip(m0._mtrand_states,m1._mtrand_states): |
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| 72 | for i in range(5): |
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| 73 | assert type(s0[i]) == type(s1[i]) |
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| 74 | finally: |
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| 75 | os.remove(tmp.name) |
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| 76 | |
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| 77 | def test_LdaCgsMulti_random_seeds(self): |
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| 78 | from vsm.corpus.util.corpusbuilders import random_corpus |
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| 79 | |
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| 80 | c = random_corpus(1000, 50, 0, 20, context_type='document', |
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| 81 | metadata=True) |
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| 82 | |
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| 83 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 84 | assert m0.seeds is not None |
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| 85 | orig_seeds = m0.seeds |
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| 86 | |
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| 87 | m1 = LdaCgsMulti(c, 'document', K=10, seeds=orig_seeds) |
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| 88 | assert m0.seeds == m1.seeds |
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| 89 | |
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| 90 | m0.train(n_iterations=5, verbose=0) |
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| 91 | m1.train(n_iterations=5, verbose=0) |
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| 92 | assert m0.seeds == orig_seeds |
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| 93 | assert m1.seeds == orig_seeds |
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| 94 | |
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| 95 | # ref:http://docs.scipy.org/doc/numpy/reference/generated/numpy.random.RandomState.get_state.html |
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| 96 | for s0, s1 in zip(m0._mtrand_states,m1._mtrand_states): |
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| 97 | assert s0[0] == 'MT19937' |
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| 98 | assert s1[0] == 'MT19937' |
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| 99 | assert (s0[1] == s1[1]).all() |
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| 100 | assert s0[2:] == s1[2:] |
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| 101 | |
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| 102 | assert m0.context_type == m1.context_type |
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| 103 | assert m0.K == m1.K |
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| 104 | assert (m0.alpha == m1.alpha).all() |
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| 105 | assert (m0.beta == m1.beta).all() |
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| 106 | assert m0.log_probs == m1.log_probs |
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| 107 | for i in xrange(max(len(m0.corpus), len(m1.corpus))): |
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| 108 | assert m0.corpus[i].all() == m1.corpus[i].all() |
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| 109 | assert m0.V == m1.V |
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| 110 | assert m0.iteration == m1.iteration |
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| 111 | for i in xrange(max(len(m0.Z), len(m1.Z))): |
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| 112 | assert m0.Z[i].all() == m1.Z[i].all() |
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| 113 | assert m0.top_doc.all() == m1.top_doc.all() |
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| 114 | assert m0.word_top.all() == m1.word_top.all() |
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| 115 | assert m0.inv_top_sums.all() == m1.inv_top_sums.all() |
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| 116 | |
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| 117 | def test_LdaCgsMulti_continue_training(self): |
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| 118 | from vsm.corpus.util.corpusbuilders import random_corpus |
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| 119 | |
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| 120 | c = random_corpus(1000, 50, 0, 20, context_type='document', |
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| 121 | metadata=True) |
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| 122 | |
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| 123 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 124 | assert m0.seeds is not None |
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| 125 | orig_seeds = m0.seeds |
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| 126 | |
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| 127 | m1 = LdaCgsMulti(c, 'document', K=10, seeds=orig_seeds) |
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| 128 | assert m0.seeds == m1.seeds |
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| 129 | |
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| 130 | m0.train(n_iterations=2, verbose=0) |
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| 131 | m1.train(n_iterations=5, verbose=0) |
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| 132 | assert m0.seeds == orig_seeds |
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| 133 | assert m1.seeds == orig_seeds |
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| 134 | for s0, s1 in zip(m0._mtrand_states,m1._mtrand_states): |
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| 135 | assert (s0[1] != s1[1]).any() |
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| 136 | assert s0[2:] != s1[2:] |
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| 137 | |
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| 138 | m0.train(n_iterations=3, verbose=0) |
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| 139 | # ref:http://docs.scipy.org/doc/numpy/reference/generated/numpy.random.RandomState.get_state.html |
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| 140 | for s0, s1 in zip(m0._mtrand_states,m1._mtrand_states): |
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| 141 | assert s0[0] == 'MT19937' |
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| 142 | assert s1[0] == 'MT19937' |
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| 143 | assert (s0[1] == s1[1]).all() |
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| 144 | assert s0[2:] == s1[2:] |
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| 145 | |
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| 146 | assert m0.context_type == m1.context_type |
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| 147 | assert m0.K == m1.K |
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| 148 | assert (m0.alpha == m1.alpha).all() |
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| 149 | assert (m0.beta == m1.beta).all() |
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| 150 | assert m0.log_probs == m1.log_probs |
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| 151 | for i in xrange(max(len(m0.corpus), len(m1.corpus))): |
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| 152 | assert m0.corpus[i].all() == m1.corpus[i].all() |
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| 153 | assert m0.V == m1.V |
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| 154 | assert m0.iteration == m1.iteration |
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| 155 | for i in xrange(max(len(m0.Z), len(m1.Z))): |
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| 156 | assert m0.Z[i].all() == m1.Z[i].all() |
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| 157 | assert m0.top_doc.all() == m1.top_doc.all() |
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| 158 | assert m0.word_top.all() == m1.word_top.all() |
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| 159 | assert m0.inv_top_sums.all() == m1.inv_top_sums.all() |
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| 160 | |
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| 161 | |
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| 162 | |
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| 163 | def test_LdaCgsMulti_remove_Seq_props(self): |
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| 164 | from vsm.corpus.util.corpusbuilders import random_corpus |
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| 165 | |
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| 166 | c = random_corpus(1000, 50, 0, 20, context_type='document', |
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| 167 | metadata=True) |
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| 168 | |
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| 169 | m0 = LdaCgsMulti(c, 'document', K=10) |
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| 170 | |
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| 171 | assert getattr(m0, 'seed', None) is None |
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| 172 | assert getattr(m0, '_mtrand_state', None) is None |
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| 173 | |
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| 174 | def test_LdaCgsMulti_eq_LdaCgsSeq(self): |
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| 175 | from tempfile import NamedTemporaryFile |
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| 176 | import os |
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| 177 | |
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| 178 | c = random_corpus(1000, 50, 6, 100, seed=2) |
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| 179 | tmp = NamedTemporaryFile(delete=False, suffix='.npz') |
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| 180 | m0 = LdaCgsMulti(c, 'document', K=10, n_proc=1, seeds=[2]) |
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| 181 | m1 = LdaCgsSeq(c, 'document', K=10, seed=2) |
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| 182 | for iteration in range(20): |
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| 183 | m0.train(n_iterations=1, verbose=0) |
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| 184 | m1.train(n_iterations=1, verbose=0) |
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| 185 | |
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| 186 | assert m0.context_type == m1.context_type |
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| 187 | assert m0.K == m1.K |
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| 188 | assert (m0.alpha == m1.alpha).all() |
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| 189 | assert (m0.beta == m1.beta).all() |
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| 190 | for i in xrange(max(len(m0.corpus), len(m1.corpus))): |
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| 191 | assert m0.corpus[i].all() == m1.corpus[i].all() |
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| 192 | assert m0.V == m1.V |
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| 193 | assert m0.iteration == m1.iteration |
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| 194 | assert (m0.Z[i] == m1.Z[i]).all() |
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| 195 | assert (m0.top_doc == m1.top_doc).all() |
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| 196 | assert (m0.word_top == m1.word_top).all() |
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| 197 | assert (np.isclose(m0.inv_top_sums, m1.inv_top_sums)).all() |
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| 198 | |
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| 199 | assert m0.seeds[0] == m1.seed |
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| 200 | assert m0._mtrand_states[0][0] == m1._mtrand_state[0] |
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| 201 | for s0,s1 in zip(m0._mtrand_states[0][1], m1._mtrand_state[1]): |
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| 202 | assert s0 == s1 |
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| 203 | assert m0._mtrand_states[0][2] == m1._mtrand_state[2] |
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| 204 | assert m0._mtrand_states[0][3] == m1._mtrand_state[3] |
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| 205 | assert m0._mtrand_states[0][4] == m1._mtrand_state[4] |
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| 206 | print iteration, m0.log_probs[-1], m1.log_probs[-1] |
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| 207 | for i in range(iteration): |
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| 208 | assert np.isclose(m0.log_probs[i][1], m1.log_probs[i][1]) |
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| 209 | |
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| 210 | def test_LdaCgsMulti_eq_LdaCgsSeq_multi(self): |
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| 211 | from tempfile import NamedTemporaryFile |
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| 212 | import os |
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| 213 | |
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| 214 | c = random_corpus(1000, 50, 6, 100, seed=2) |
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| 215 | tmp = NamedTemporaryFile(delete=False, suffix='.npz') |
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| 216 | m0 = LdaCgsMulti(c, 'document', K=10, n_proc=1, seeds=[2]) |
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| 217 | m1 = LdaCgsSeq(c, 'document', K=10, seed=2) |
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| 218 | for iteration in range(20): |
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| 219 | m0.train(n_iterations=2, verbose=0) |
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| 220 | m1.train(n_iterations=2, verbose=0) |
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| 221 | |
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| 222 | assert m0.context_type == m1.context_type |
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| 223 | assert m0.K == m1.K |
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| 224 | assert (m0.alpha == m1.alpha).all() |
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| 225 | assert (m0.beta == m1.beta).all() |
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| 226 | for i in xrange(max(len(m0.corpus), len(m1.corpus))): |
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| 227 | assert m0.corpus[i].all() == m1.corpus[i].all() |
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| 228 | assert m0.V == m1.V |
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| 229 | assert m0.iteration == m1.iteration |
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| 230 | assert (m0.Z[i] == m1.Z[i]).all() |
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| 231 | assert (m0.top_doc == m1.top_doc).all() |
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| 232 | assert (m0.word_top == m1.word_top).all() |
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| 233 | assert (np.isclose(m0.inv_top_sums, m1.inv_top_sums)).all() |
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| 234 | |
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| 235 | assert m0.seeds[0] == m1.seed |
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| 236 | assert m0._mtrand_states[0][0] == m1._mtrand_state[0] |
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| 237 | for s0,s1 in zip(m0._mtrand_states[0][1], m1._mtrand_state[1]): |
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| 238 | assert s0 == s1 |
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| 239 | assert m0._mtrand_states[0][2] == m1._mtrand_state[2] |
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| 240 | assert m0._mtrand_states[0][3] == m1._mtrand_state[3] |
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| 241 | assert m0._mtrand_states[0][4] == m1._mtrand_state[4] |
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| 242 | print iteration, m0.log_probs[-1], m1.log_probs[-1] |
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| 243 | for i in range(iteration): |
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| 244 | assert np.isclose(m0.log_probs[i][1], m1.log_probs[i][1]) |
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| 245 | |
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| 246 | |
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| 247 | class TestLdaCgsMulti(unittest.TestCase): |
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| 248 | def setUp(self): |
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| 249 | pass |
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| 250 | |
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| 251 | def test_demo_LdaCgsMulti(self): |
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| 252 | t = MPTester() |
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| 253 | p = Process(target=t.test_demo_LdaCgsMulti, args=()) |
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| 254 | p.start() |
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| 255 | p.join() |
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| 256 | |
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| 257 | def test_LdaCgsMulti_IO(self): |
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| 258 | t = MPTester() |
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| 259 | p = Process(target=t.test_LdaCgsMulti_IO, args=()) |
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| 260 | p.start() |
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| 261 | p.join() |
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| 262 | |
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| 263 | def test_LdaCgsMulti_SeedTypes(self): |
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| 264 | t = MPTester() |
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| 265 | p = Process(target=t.test_LdaCgsMulti_SeedTypes, args=()) |
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| 266 | p.start() |
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| 267 | p.join() |
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| 268 | |
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| 269 | def test_LdaCgsMulti_random_seeds(self): |
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| 270 | t = MPTester() |
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| 271 | p = Process(target=t.test_LdaCgsMulti_random_seeds, args=()) |
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| 272 | p.start() |
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| 273 | p.join() |
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| 274 | |
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| 275 | def test_LdaCgsMulti_remove_Seq_props(self): |
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| 276 | t = MPTester() |
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| 277 | p = Process(target=t.test_LdaCgsMulti_remove_Seq_props, args=()) |
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| 278 | p.start() |
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| 279 | p.join() |
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| 280 | |
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| 281 | def test_LdaCgsMulti_continue_training(self): |
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| 282 | t = MPTester() |
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| 283 | p = Process(target=t.test_LdaCgsMulti_continue_training, args=()) |
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| 284 | p.start() |
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| 285 | p.join() |
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| 286 | |
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| 287 | def test_LdaCgsMulti_eq_LdaCgsSeq(self): |
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| 288 | t = MPTester() |
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| 289 | p = Process(target=t.test_LdaCgsMulti_eq_LdaCgsSeq, args=()) |
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| 290 | p.start() |
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| 291 | p.join() |
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| 292 | |
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| 293 | def test_LdaCgsMulti_eq_LdaCgsSeq_multi(self): |
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| 294 | t = MPTester() |
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| 295 | p = Process(target=t.test_LdaCgsMulti_eq_LdaCgsSeq_multi, args=()) |
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| 296 | p.start() |
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| 297 | p.join() |
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| 298 | |
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| 299 | |
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| 300 | if __name__ == '__main__': |
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| 301 | suite = unittest.TestLoader().loadTestsFromTestCase(TestLdaCgsMulti) |
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| 302 | unittest.TextTestRunner(verbosity=2).run(suite) |
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