Source code for mmlspark.recommendation.RecommendationIndexer

# Copyright (C) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See LICENSE in project root for information.


import sys
if sys.version >= '3':
    basestring = str

from pyspark.ml.param.shared import *
from pyspark import keyword_only
from pyspark.ml.util import JavaMLReadable, JavaMLWritable
from mmlspark.core.serialize.java_params_patch import *
from pyspark.ml.wrapper import JavaTransformer, JavaEstimator, JavaModel
from pyspark.ml.common import inherit_doc
from mmlspark.core.schema.Utils import *

[docs]@inherit_doc class RecommendationIndexer(ComplexParamsMixin, JavaMLReadable, JavaMLWritable, JavaEstimator): """ Args: itemInputCol (str): Item Input Col itemOutputCol (str): Item Output Col ratingCol (str): Rating Col userInputCol (str): User Input Col userOutputCol (str): User Output Col """ @keyword_only def __init__(self, itemInputCol=None, itemOutputCol=None, ratingCol=None, userInputCol=None, userOutputCol=None): super(RecommendationIndexer, self).__init__() self._java_obj = self._new_java_obj("com.microsoft.ml.spark.recommendation.RecommendationIndexer") self.itemInputCol = Param(self, "itemInputCol", "itemInputCol: Item Input Col") self.itemOutputCol = Param(self, "itemOutputCol", "itemOutputCol: Item Output Col") self.ratingCol = Param(self, "ratingCol", "ratingCol: Rating Col") self.userInputCol = Param(self, "userInputCol", "userInputCol: User Input Col") self.userOutputCol = Param(self, "userOutputCol", "userOutputCol: User Output Col") if hasattr(self, "_input_kwargs"): kwargs = self._input_kwargs else: kwargs = self.__init__._input_kwargs self.setParams(**kwargs)
[docs] @keyword_only def setParams(self, itemInputCol=None, itemOutputCol=None, ratingCol=None, userInputCol=None, userOutputCol=None): """ Set the (keyword only) parameters Args: itemInputCol (str): Item Input Col itemOutputCol (str): Item Output Col ratingCol (str): Rating Col userInputCol (str): User Input Col userOutputCol (str): User Output Col """ if hasattr(self, "_input_kwargs"): kwargs = self._input_kwargs else: kwargs = self.__init__._input_kwargs return self._set(**kwargs)
[docs] def setItemInputCol(self, value): """ Args: itemInputCol (str): Item Input Col """ self._set(itemInputCol=value) return self
[docs] def getItemInputCol(self): """ Returns: str: Item Input Col """ return self.getOrDefault(self.itemInputCol)
[docs] def setItemOutputCol(self, value): """ Args: itemOutputCol (str): Item Output Col """ self._set(itemOutputCol=value) return self
[docs] def getItemOutputCol(self): """ Returns: str: Item Output Col """ return self.getOrDefault(self.itemOutputCol)
[docs] def setRatingCol(self, value): """ Args: ratingCol (str): Rating Col """ self._set(ratingCol=value) return self
[docs] def getRatingCol(self): """ Returns: str: Rating Col """ return self.getOrDefault(self.ratingCol)
[docs] def setUserInputCol(self, value): """ Args: userInputCol (str): User Input Col """ self._set(userInputCol=value) return self
[docs] def getUserInputCol(self): """ Returns: str: User Input Col """ return self.getOrDefault(self.userInputCol)
[docs] def setUserOutputCol(self, value): """ Args: userOutputCol (str): User Output Col """ self._set(userOutputCol=value) return self
[docs] def getUserOutputCol(self): """ Returns: str: User Output Col """ return self.getOrDefault(self.userOutputCol)
[docs] @classmethod def read(cls): """ Returns an MLReader instance for this class. """ return JavaMMLReader(cls)
[docs] @staticmethod def getJavaPackage(): """ Returns package name String. """ return "com.microsoft.ml.spark.recommendation.RecommendationIndexer"
@staticmethod def _from_java(java_stage): module_name=RecommendationIndexer.__module__ module_name=module_name.rsplit(".", 1)[0] + ".RecommendationIndexer" return from_java(java_stage, module_name) def _create_model(self, java_model): return RecommendationIndexerModel(java_model)
[docs]class RecommendationIndexerModel(ComplexParamsMixin, JavaModel, JavaMLWritable, JavaMLReadable): """ Model fitted by :class:`RecommendationIndexer`. This class is left empty on purpose. All necessary methods are exposed through inheritance. """
[docs] @classmethod def read(cls): """ Returns an MLReader instance for this class. """ return JavaMMLReader(cls)
[docs] @staticmethod def getJavaPackage(): """ Returns package name String. """ return "com.microsoft.ml.spark.recommendation.RecommendationIndexerModel"
@staticmethod def _from_java(java_stage): module_name=RecommendationIndexerModel.__module__ module_name=module_name.rsplit(".", 1)[0] + ".RecommendationIndexerModel" return from_java(java_stage, module_name)