Github user yu-iskw commented on a diff in the pull request:
https://github.com/apache/spark/pull/3603#discussion_r21588845
--- Diff: python/pyspark/mllib/feature.py ---
@@ -220,12 +220,15 @@ def transform(self, dataset):
the terms which occur in fewer than `minDocFreq`
documents will have an entry of 0.
- :param dataset: an RDD of term frequency vectors
- :return: an RDD of TF-IDF vectors
+ :param data: an RDD of term frequency vectors or a term frequency
vector
+ :return: an RDD of TF-IDF vectors or a TF-IDF vector
"""
- if not isinstance(dataset, RDD):
+ if isinstance(data, RDD):
+ return JavaVectorTransformer.transform(self, data)
+ elif isinstance(data, Vector):
--- End diff --
https://github.com/yu-iskw/spark/commit/a3bf566e923be8c8d5787d8c8ffb777a5886f360#diff-722e3d483892191debee07edd1a85fc8R226
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