spark-instrumented-optimizer/python/pyspark/ml/__init__.py
Ajay Saini 1347b2a697 [SPARK-21633][ML][PYTHON] UnaryTransformer in Python
## What changes were proposed in this pull request?

Implemented UnaryTransformer in Python.

## How was this patch tested?

This patch was tested by creating a MockUnaryTransformer class in the unit tests that extends UnaryTransformer and testing that the transform function produced correct output.

Author: Ajay Saini <ajays725@gmail.com>

Closes #18746 from ajaysaini725/AddPythonUnaryTransformer.
2017-08-04 01:01:32 -07:00

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Python

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
"""
DataFrame-based machine learning APIs to let users quickly assemble and configure practical
machine learning pipelines.
"""
from pyspark.ml.base import Estimator, Model, Transformer, UnaryTransformer
from pyspark.ml.pipeline import Pipeline, PipelineModel
__all__ = ["Transformer", "UnaryTransformer", "Estimator", "Model", "Pipeline", "PipelineModel"]