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/*---------------------------- GeoSpark 0.6 (or later) Scala API usage ----------------------------*/

/*
 * If you are writing GeoSpark program in Spark Scala Shell, no need to declare the Spark Context by yourself.
 * If you are writing a self-contained GeoSpark Scala program, please declare the Spark Context as follows and
 * stop it at the end of the entire program.
 */
import org.apache.spark.SparkContext
import org.apache.spark.SparkConf
import org.apache.spark.storage.StorageLevel;