Github user MLnick commented on a diff in the pull request:
https://github.com/apache/spark/pull/17451#discussion_r108359620
--- Diff: python/pyspark/ml/tests.py ---
@@ -389,6 +389,21 @@ def test_word2vec_param(self):
# Check windowSize is set properly
self.assertEqual(model.getWindowSize(), 6)
+ def test_findSynonyms(self):
+ sent = ("a b " * 100 + "a c " * 10).split(" ")
+ doc = spark.createDataFrame([(sent,), (sent,)], ["sentence"])
+ word2Vec = Word2Vec(vectorSize=5, seed=42, inputCol="sentence",
outputCol="model")
+ model = word2Vec.fit(doc)
+ model.getVectors().show()
+
+ from pyspark.sql.functions import format_number as fmt
+ from pyspark.ml.linalg import Vector
+ from pyspark.ml.linalg import Vectors
+ model.findSynonyms("a", 2).select("word", fmt("similarity",
5).alias("similarity")).show()
+
+ # model.findSynonymsArray(["a"], 2).select("word",
fmt("similarity", 5).alias("similarity")).show()
+ model.findSynonymsArray(Vectors.dense("a"), 2).select("word",
fmt("similarity", 5).alias("similarity")).show()
--- End diff --
As per style tests this line is too long. Also why are you creating a
vector of "a"?
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