# Copyright (C) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License. See LICENSE in project root for information.
from synapse.ml.vw._VowpalWabbitContextualBanditModel import _VowpalWabbitContextualBanditModel
from pyspark.ml.common import inherit_doc
from pyspark import SparkContext, SQLContext
from pyspark.sql import DataFrame
[docs]@inherit_doc
class VowpalWabbitContextualBanditModel(_VowpalWabbitContextualBanditModel):
[docs] def saveNativeModel(self, filename):
"""
Save the native model to a local or WASB remote location.
"""
self._java_obj.saveNativeModel(filename)
[docs] def getNativeModel(self):
"""
Get the binary native VW model.
"""
return self._java_obj.getModel()
[docs] def getReadableModel(self):
return self._java_obj.getReadableModel()
[docs] def getPerformanceStatistics(self):
ctx = SparkContext._active_spark_context
sql_ctx = SQLContext.getOrCreate(ctx)
return DataFrame(self._java_obj.getPerformanceStatistics(), sql_ctx)