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class pyspark.PickleSerializer). This supports almost every Python object.class pyspark.MarshalSerializer. This serializer is faster than the PickleSerializer but it supports only limited types.# --serializing.py----
from pyspark.context import SparkContext
from pyspark.serializers import MarshalSerializer
sc = SparkContext("local", "Marshal Serialization", serializer = MarshalSerializer()) #Initialize spark context and serializer
print(sc.parallelize(list(range(1000))).map(lambda x: 3 * x).take(5))
sc.stop()?$SPARK_HOME/bin/spark-submit serializing.py?[0, 3, 6, 9, 12]?