def test_read_results_topic_merging(self):
orig_results = pd.DataFrame({
'qid': ['1', '1', '2'],
'docno': ['A', 'B', 'C'],
'score': [0.8, 0.4, 0.6],
'rank': [1, 2, 1]
})
pt.io.write_results(orig_results, 'test.res')
for results in [
pt.io.read_results('test.res', dataset='vaswani'),
pt.io.read_results('test.res',
dataset=pt.get_dataset('vaswani')),
pt.io.read_results(
'test.res', topics=pt.get_dataset('vaswani').get_topics()),
]:
self.assertEqual(
results.iloc[0].query,
'measurement of dielectric constant of liquids by the use of microwave techniques'
)
self.assertEqual(
results.iloc[1].query,
'measurement of dielectric constant of liquids by the use of microwave techniques'
)
self.assertEqual(
results.iloc[2].query,
'mathematical analysis and design details of waveguide fed microwave radiations'
)
def test_cache_compose_cache(self):
pt.cache.CACHE_DIR = self.test_dir
import pandas as pd
queries = pd.DataFrame([["q1", "chemical"]], columns=["qid", "query"])
br1 = pt.BatchRetrieve(pt.get_dataset("vaswani").get_index(), wmodel="TF_IDF")
br2 = pt.BatchRetrieve(pt.get_dataset("vaswani").get_index(), wmodel="BM25")
cache = ~ (~br1 >> br2)
self.assertEqual(0, len(cache.chest._keys))
cache(queries)
cache(queries)
self.assertEqual(0.5, cache.stats())
#lets see if another cache of the same object would see the same cache entries.
cache2 = ~(~br1 >> br2)
cache2(queries)
self.assertEqual(1, cache2.stats())
# check that the cache report works
all_report = pt.cache.list_cache()
self.assertTrue(len(all_report) > 0)
report = list(all_report.values())[0]
self.assertEqual(1, report["queries"])
self.assertTrue("transformer" in report)
self.assertTrue("size" in report)
self.assertTrue("lastmodified" in report)
pt.cache.CACHE_DIR = None
def test_save_trec_generator(self):
br = pt.BatchRetrieve(pt.get_dataset("vaswani").get_index(),
wmodel="TF_IDF")
filepath = os.path.join(self.test_dir, "test.res")
pt.io.write_results(br.transform_gen(
pt.get_dataset("vaswani").get_topics().head()),
filepath,
format="trec")
def test_fetch_text_docid(self):
dfinput = pd.DataFrame([["q1", "a query", 1]], columns=["qid", "query", "docid"])
#directory, indexref, str, Index
for indexlike in [
pt.get_dataset("vaswani").get_index(),
pt.IndexRef.of(pt.get_dataset("vaswani").get_index()),
pt.IndexRef.of(pt.get_dataset("vaswani").get_index()).toString(),
pt.IndexFactory.of(pt.get_dataset("vaswani").get_index())
]:
textT = pt.text.get_text(indexlike, "docno")
self.assertTrue(isinstance(textT, pt.transformer.TransformerBase))
dfOut = textT.transform(dfinput)
self.assertTrue(isinstance(dfOut, pd.DataFrame))
self.assertTrue("docno" in dfOut.columns)
def test_variants(self):
dataset = pt.get_dataset('irds:clueweb09/catb/trec-web-2009')
with self.subTest('all fields'):
topics = dataset.get_topics()
self.assertEqual(
['qid', 'query', 'description', 'type', 'subtopics'],
list(topics.columns))
with self.subTest('specific field'):
topics = dataset.get_topics('description')
self.assertEqual(['qid', 'query'], list(
topics.columns)) # description mapped to query
self.assertEqual(
topics.iloc[0]['query'],
'find information on president barack obama s family history including genealogy national origins places and dates of birth etc'
)
with self.subTest('specific field'):
topics = dataset.get_topics('description', tokenise_query=False)
self.assertEqual(['qid', 'query'], list(
topics.columns)) # description mapped to query
self.assertEqual(
topics.iloc[0]['query'],
"Find information on President Barack Obama's family\n history, including genealogy, national origins, places and dates of\n birth, etc.\n "
)
with self.subTest('field named query'):
topics = dataset.get_topics('query')
self.assertEqual(['qid', 'query'], list(topics.columns))
self.assertEqual(topics.iloc[0]['query'], 'obama family tree')
with self.assertRaises(AssertionError):
dataset.get_topics('field_that_does_not_exist')
def test_save_docs_CE(self):
index = pt.get_dataset("vaswani").get_index()
dph = pt.BatchRetrieve(index, wmodel="DPH")
pipe = dph \
>> pt.rewrite.stash_results() \
>> pt.BatchRetrieve(index, wmodel="BM25") \
>> pt.rewrite.Bo1QueryExpansion(index) \
>> pt.rewrite.reset_results() \
>> dph
rtr1 = dph.search("chemical reactions")
rtr2 = pipe.search("chemical reactions")
# Bo1 should be applied as a re-ranker, hence the
# number of docs in rtr1 and rtr2 should be equal
self.assertEqual(len(rtr1), len(rtr2))
# check columns are passed through where we expect
pipeP3 = dph \
>> pt.rewrite.stash_results() \
>> pt.BatchRetrieve(index, wmodel="BM25")
res3 = pipeP3.search("chemical reactions")
self.assertIn("stashed_results_0", res3.columns)
pipeP4 = dph \
>> pt.rewrite.stash_results() \
>> pt.BatchRetrieve(index, wmodel="BM25") \
>> pt.rewrite.Bo1QueryExpansion(index)
res4 = pipeP3.search("chemical reactions")
self.assertIn("stashed_results_0", res4.columns)
def test_scoring_text(self):
pt.logging("DEBUG")
dataset = pt.get_dataset("vaswani")
indexer = pt.TRECCollectionIndexer(
self.test_dir,
meta={
'docno': 26,
'body': 2048
},
# The tags from which to save the text. ELSE is special tag name, which means anything not consumed by other tags.
meta_tags={'body': 'ELSE'})
indexref = indexer.index(dataset.get_corpus())
index = pt.IndexFactory.of(indexref)
meta = index.getMetaIndex()
self.assertTrue("body" in meta.getKeys())
self.assertTrue("compact memories have" in meta.getItem("body", 0))
print(meta.getItem("body", 1047))
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$Constant")
self._test_scoring_text(dataset, index, "Tf")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$TFOverN")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$F")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$Nt")
self._test_scoring_text(dataset, index, "DPH")
def test_parallel_joblib_experiment(self):
self.skip_windows()
dataset = pt.get_dataset("vaswani")
br = pt.BatchRetrieve(dataset.get_index())
df = pt.Experiment([br, br.parallel(3)], dataset.get_topics(),
dataset.get_qrels(), ["map", "mrt"])
self.assertEqual(df.iloc[0]["map"], df.iloc[1]["map"])
def test_scoring_text(self):
pt.logging("DEBUG")
dataset = pt.get_dataset("vaswani")
indexer = pt.TRECCollectionIndexer(self.test_dir)
indexer.setProperties(
**{
"TaggedDocument.abstracts": "body",
# The tags from which to save the text. ELSE is special tag name, which means anything not consumed by other tags.
"TaggedDocument.abstracts.tags": "ELSE",
# The max lengths of the abstracts. Abstracts will be cropped to this length. Defaults to empty.
"TaggedDocument.abstracts.lengths": "2048",
"indexer.meta.forward.keys": "docno,body",
"indexer.meta.forward.keylens": "26,2048"
})
indexref = indexer.index(dataset.get_corpus())
index = pt.IndexFactory.of(indexref)
meta = index.getMetaIndex()
self.assertTrue("body" in meta.getKeys())
self.assertTrue("compact memories have" in meta.getItem("body", 0))
print(meta.getItem("body", 1047))
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$Constant")
self._test_scoring_text(dataset, index, "Tf")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$TFOverN")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$F")
self._test_scoring_text(dataset, index,
"org.terrier.python.TestModel$Nt")
self._test_scoring_text(dataset, index, "DPH")
def test_monot5_vaswani(self):
if not pt.started():
pt.init()
bm25 = pt.BatchRetrieve(pt.get_dataset('vaswani').get_index(),
wmodel='BM25')
monoT5 = pyterrier_t5.MonoT5ReRanker()
pipeline = bm25 % 20 >> pt.text.get_text(
pt.get_dataset('irds:vaswani'), 'text') >> monoT5
result = pipeline.search('fluid dynamics')
self.assertEqual(result.iloc[0]['docno'], '11216')
self.assertAlmostEqual(result.iloc[0]['score'], -2.186261, places=4)
self.assertEqual(result.iloc[0]['rank'], 0)
self.assertEqual(result.iloc[1]['docno'], '5299')
self.assertAlmostEqual(result.iloc[1]['score'], -8.078399, places=4)
self.assertEqual(result.iloc[1]['rank'], 1)
self.assertEqual(result.iloc[-1]['docno'], '3442')
self.assertAlmostEqual(result.iloc[-1]['score'], -12.725513, places=4)
self.assertEqual(result.iloc[-1]['rank'], 19)
def test_cache_compose(self):
pt.cache.CACHE_DIR = self.test_dir
import pandas as pd
queries = pd.DataFrame([["q1", "chemical"]], columns=["qid", "query"])
br1 = pt.BatchRetrieve(pt.get_dataset("vaswani").get_index(), wmodel="TF_IDF")
br2 = pt.BatchRetrieve(pt.get_dataset("vaswani").get_index(), wmodel="BM25")
cache = ~ (br1 >> br2)
self.assertEqual(0, len(cache.chest._keys))
cache(queries)
cache(queries)
self.assertEqual(0.5, cache.stats())
#lets see if another cache of the same object would see the same cache entries.
cache2 = ~(br1 >> br2)
cache2(queries)
self.assertEqual(1, cache2.stats())
pt.cache.CACHE_DIR = None
def test_sliding(self):
slider = pt.text.sliding("text", 10, 10, prepend_attr=None)
indexer = pt.IterDictIndexer(self.test_dir)
pipeline = slider >> indexer
dataset = pt.get_dataset("irds:vaswani")
indexref = pipeline.index(dataset.get_corpus_iter())
self.assertIsNotNone(indexref)
index = pt.IndexFactory.of(indexref)
self.assertTrue( index.getCollectionStatistics().getNumberOfDocuments() > len(dataset.get_corpus_iter()))
def test_duot5_vaswani(self):
if not pt.started():
pt.init()
bm25 = pt.BatchRetrieve(pt.get_dataset('vaswani').get_index(),
wmodel='BM25')
duoT5 = pyterrier_t5.DuoT5ReRanker()
pipeline = bm25 % 10 >> pt.text.get_text(
pt.get_dataset('irds:vaswani'), 'text') >> duoT5
result = pipeline.search('fluid dynamics')
self.assertEqual(result.iloc[0]['docno'], '9731')
self.assertAlmostEqual(result.iloc[0]['score'], 44.621585, places=4)
self.assertEqual(result.iloc[0]['rank'], 0)
self.assertEqual(result.iloc[1]['docno'], '7045')
self.assertAlmostEqual(result.iloc[1]['score'], 27.716750, places=4)
self.assertEqual(result.iloc[1]['rank'], 1)
self.assertEqual(result.iloc[-1]['docno'], '4767')
self.assertAlmostEqual(result.iloc[-1]['score'], -9.916206, places=4)
self.assertEqual(result.iloc[-1]['rank'], 9)
def test_parallel_joblib_experiment_br_callback(self):
self.skip_windows()
dataset = pt.get_dataset("vaswani")
Tf = lambda keyFreq, posting, entryStats, collStats: posting.getFrequency(
)
br = pt.BatchRetrieve(dataset.get_index(), wmodel=Tf)
df = pt.Experiment([br, br.parallel(3)], dataset.get_topics(),
dataset.get_qrels(), ["map", "mrt"])
self.assertEqual(df.iloc[0]["map"], df.iloc[1]["map"])
def test_TREC_indexing_bad_files_type(self):
print("Writing index to " + self.test_dir)
indexer = pt.TRECCollectionIndexer(self.test_dir)
with self.assertRaises(ValueError):
indexRef = indexer.index(5)
indexer = pt.TRECCollectionIndexer(self.test_dir)
with self.assertRaises(ValueError):
indexRef = indexer.index(
pt.get_dataset("vaswani").get_corpus_iter())
def test_baseline(self):
dataset = pt.get_dataset("vaswani")
df = pt.Experiment(
[pt.BatchRetrieve(dataset.get_index(), wmodel="BM25"), pt.BatchRetrieve(dataset.get_index(), wmodel="DPH")],
dataset.get_topics().head(10),
dataset.get_qrels(),
eval_metrics=["map", "ndcg"],
baseline=0)
self.assertTrue("map +" in df.columns)
self.assertTrue("map -" in df.columns)
self.assertTrue("map p-value" in df.columns)
def test_threading_selfupgrade(self):
if not pt.check_version("5.5"):
self.skipTest("Requires Terrier 5.5")
topics = pt.get_dataset("vaswani").get_topics().head(10)
#this test ensures we can upgrade the indexref to be concurrent
JIR = pt.autoclass('org.terrier.querying.IndexRef')
indexref = JIR.of(self.here + "/fixtures/index/data.properties")
retr = pt.BatchRetrieve(indexref, threads=5)
result = retr.transform(topics)
def test_fetch_text_irds(self):
dfinput = pd.DataFrame([["q1", "a query", "4"]],
columns=["qid", "query", "docno"])
textT = pt.text.get_text(pt.get_dataset('irds:vaswani'), "text")
self.assertTrue(isinstance(textT, pt.transformer.TransformerBase))
dfOut = textT.transform(dfinput)
self.assertTrue(isinstance(dfOut, pd.DataFrame))
self.assertTrue("text" in dfOut.columns)
self.assertTrue(
"the british computer society report of a conference held in cambridge\njune\n"
in dfOut.iloc[0].text)
def test_parallel_joblib_ops(self):
dataset = pt.get_dataset("vaswani")
topics = dataset.get_topics().head(3)
dph = pt.BatchRetrieve(dataset.get_index())
tf = pt.BatchRetrieve(dataset.get_index(), wmodel="Tf")
for pipe in [
dph, dph % 10, dph >> tf, dph + tf,
pt.apply.query(lambda row: row["query"] + " chemical") >> dph
]:
res1 = pipe(topics)
res2 = pipe.parallel(3)(topics)
self.assertEqual(len(res1), len(res2))
def test_gridsearch(self):
dataset = pt.get_dataset("vaswani")
pipe = pt.BatchRetrieve(dataset.get_index(),
wmodel="PL2",
controls={'c': 1})
rtr = pt.pipelines.GridSearch(pipe,
{pipe: {
'c': [0.1, 1, 5, 10, 20, 100]
}},
dataset.get_topics().head(5),
dataset.get_qrels())
self.assertEqual(100, rtr.get_parameter("c"))
def test_webtrack_cw09(self):
import pyterrier as pt
for k in [
"trec-wt-2009", "trec-wt-2010", "trec-wt-2011", "trec-wt-2012"
]:
ds = pt.get_dataset(k)
topics = ds.get_topics()
qrels = ds.get_qrels("adhoc")
#check that the qrels match the topics.
join = topics.merge(qrels, on=["qid"])
self.assertTrue(len(join) > 0)
def test_gridscan_1param(self):
dataset = pt.get_dataset("vaswani")
pipe = pt.BatchRetrieve(dataset.get_index(),
wmodel="PL2",
controls={'c': 1})
self.assertEqual(1, pipe.get_parameter('c'))
rtr = pt.GridScan(pipe, {pipe: {
'c': [0.1, 1, 5, 10, 20, 100]
}},
dataset.get_topics().head(5),
dataset.get_qrels(),
dataframe=False)
self.assertEqual(6, len(rtr))
def test_save_docs_QE(self):
index = pt.get_dataset("vaswani").get_index()
dph = pt.BatchRetrieve(index, wmodel="DPH")
pipe = dph \
>> pt.rewrite.stash_results(clear=False) \
>> pt.rewrite.Bo1QueryExpansion(index) \
>> pt.rewrite.reset_results() \
>> dph
rtr1 = dph.search("chemical reactions")
rtr2 = pipe.search("chemical reactions")
# Bo1 should be applied as a re-ranker, hence the
# number of docs in rtr1 and rtr2 should be equal
self.assertEqual(len(rtr1), len(rtr2))
def test_sliding_title_one(self):
corpus = [{"docno": "d1", "text": "A B", "title": "this is a title"}]
slider = pt.text.sliding("text", 2, 1, prepend_attr="title")
indexer = pt.IterDictIndexer(self.test_dir)
pipeline = slider >> indexer
dataset = pt.get_dataset("irds:vaswani")
indexref = pipeline.index(corpus)
self.assertIsNotNone(indexref)
index = pt.IndexFactory.of(indexref)
# we should get 1 passages in the resulting index
self.assertEqual(
1,
index.getCollectionStatistics().getNumberOfDocuments())
def test_baseline_and_tests(self):
dataset = pt.get_dataset("vaswani")
numt=10
res1 = pt.BatchRetrieve(dataset.get_index(), wmodel="BM25")(dataset.get_topics().head(numt))
res2 = pt.BatchRetrieve(dataset.get_index(), wmodel="DPH")(dataset.get_topics().head(numt))
# t-test
with warnings.catch_warnings():
warnings.simplefilter("ignore")
df = pt.Experiment(
[res1, res2],
dataset.get_topics().head(numt),
dataset.get_qrels(),
eval_metrics=["map", "ndcg"],
baseline=0)
self.assertTrue("map +" in df.columns)
self.assertTrue("map -" in df.columns)
self.assertTrue("map p-value" in df.columns)
# wilcoxon signed-rank test
df = pt.Experiment(
[res1, res2],
dataset.get_topics().head(numt),
dataset.get_qrels(),
eval_metrics=["map", "ndcg"],
test='wilcoxon',
baseline=0)
self.assertTrue("map +" in df.columns)
self.assertTrue("map -" in df.columns)
self.assertTrue("map p-value" in df.columns)
# user-specified TOST
# TOST will omit warnings here, due to low numbers of topics
import statsmodels.stats.weightstats
fn = lambda X,Y: (0, statsmodels.stats.weightstats.ttost_ind(X, Y, -0.01, 0.01)[0])
#This filter doesnt work
with warnings.catch_warnings(record=True) as w:
warnings.filterwarnings("always")
df = pt.Experiment(
[res1, res2],
dataset.get_topics().head(numt),
dataset.get_qrels(),
eval_metrics=["map", "ndcg"],
test=fn,
baseline=0)
print(w)
self.assertTrue("map +" in df.columns)
self.assertTrue("map -" in df.columns)
self.assertTrue("map p-value" in df.columns)
def test_baseline_corrected(self):
dataset = pt.get_dataset("vaswani")
for corr in ['hs', 'bonferroni', 'holm-sidak']:
df = pt.Experiment(
[pt.BatchRetrieve(dataset.get_index(), wmodel="BM25"), pt.BatchRetrieve(dataset.get_index(), wmodel="DPH")],
dataset.get_topics().head(10),
dataset.get_qrels(),
eval_metrics=["map", "ndcg"],
baseline=0, correction='hs')
self.assertTrue("map +" in df.columns)
self.assertTrue("map -" in df.columns)
self.assertTrue("map p-value" in df.columns)
self.assertTrue("map p-value corrected" in df.columns)
self.assertTrue("map reject" in df.columns)
def test_fetch_text_irds(self):
dfinput = pd.DataFrame([
["q1", "a query", "4"],
["q1", "a query", "1"],
["q1", "a query", "4"],
], columns=["qid", "query", "docno"])
textT = pt.text.get_text(pt.get_dataset('irds:vaswani'), "text")
self.assertTrue(isinstance(textT, pt.transformer.TransformerBase))
dfOut = textT.transform(dfinput)
self.assertTrue(isinstance(dfOut, pd.DataFrame))
self.assertTrue("text" in dfOut.columns)
self.assertTrue("the british computer society report of a conference held in cambridge\njune\n" in dfOut.iloc[0].text)
self.assertTrue("compact memories have flexible capacities a digital data storage\nsystem with capacity up to bits and random and or sequential access\nis described\n" in dfOut.iloc[1].text)
self.assertTrue("the british computer society report of a conference held in cambridge\njune\n" in dfOut.iloc[2].text)
def test_scoring_manual_background(self):
input = pd.DataFrame([["q1", "fox", "d1", "all the fox were fox"]],
columns=["qid", "query", "docno", "body"])
from pyterrier.batchretrieve import TextScorer
scorer = TextScorer(
wmodel="Tf",
background_index=pt.get_dataset("vaswani").get_index())
rtr = scorer(input)
self.assertEqual(1, len(rtr))
self.assertTrue("score" in rtr.columns)
self.assertEqual(2, rtr.iloc[0]["score"])
index_background = pt.IndexFactory.of(
pt.get_dataset("vaswani").get_index())
scorer = TextScorer(wmodel="org.terrier.python.TestModel$TFOverN",
background_index=index_background)
rtr = scorer(input)
self.assertEqual(1, len(rtr))
self.assertTrue("score" in rtr.columns)
self.assertEqual(
2 /
index_background.getCollectionStatistics().getNumberOfDocuments(),
rtr.iloc[0]["score"])
def test_webtrack_gov(self):
import pyterrier as pt
for k in ["trec-wt-2002", "trec-wt-2003", "trec-wt-2004"]:
ds = pt.get_dataset(k)
for t in ["np", "td", "hp"]:
if k != "trec-wt-2004":
#HP finding only for the 2004 task?
continue
topics = ds.get_topics(t)
qrels = ds.get_qrels(t)
#check that the qrels qid match the topics.
join = topics.merge(qrels, on=["qid"])
self.assertTrue(len(join) > 0)
def test_add_dup(self):
def _first(df):
df2 = df.copy()
df2["docno"] = df2["docno"] + "bis"
return pd.concat([df, df2])
slider = pt.apply.generic(_first)
indexer = pt.IterDictIndexer(self.test_dir)
pipeline = slider >> indexer
dataset = pt.get_dataset("irds:vaswani")
#print(next(dataset.get_corpus_iter().gen))
indexref = pipeline.index(dataset.get_corpus_iter())
self.assertIsNotNone(indexref)
index = pt.IndexFactory.of(indexref)
self.assertEqual( index.getCollectionStatistics().getNumberOfDocuments(), 2 * len(dataset.get_corpus_iter()))
