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• EstimatorParam.scala

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com.microsoft.ml.spark.core.serialize.params.EstimatorParam.scala Maven / Gradle / Ivy

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

package org.apache.spark.ml.param

import com.microsoft.ml.spark.core.serialize.ComplexParam
import org.apache.spark.ml.{Estimator, Model}

/** Param for Estimator.  Needed as spark has explicit com.microsoft.ml.spark.core.serialize.params for many different
  * types but not Estimator.
  */
class EstimatorParam(parent: Params, name: String, doc: String, isValid: Estimator[_ <: Model[_]] => Boolean)
  extends ComplexParam[Estimator[_ <: Model[_]]](parent, name, doc, isValid) {

    def this(parent: Params, name: String, doc: String) =
      this(parent, name, doc, ParamValidators.alwaysTrue)

  }