pyspark program throwing name 'spark' is not defined -

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below program throwing error name 'spark' not defined

traceback (most recent call last):   file "pgm_latest.py", line 232, in <module>     sconf =sparkconf().set(spark.dynamicallocation.enabled,true)                .set(spark.dynamicallocation.maxexecutors,300)                 .set(spark.shuffle.service.enabled,true)                .set(spark.shuffle.spill.compress,true) nameerror: name 'spark' not defined  spark-submit --driver-memory 12g --master yarn-cluster --executor-memory 6g --executor-cores 3 pgm_latest.py

code

#!/usr/bin/python import sys import os datetime import * time import * pyspark.sql import * pyspark import sparkcontext pyspark import sparkconf  sc = sparkcontext() sqlctx= hivecontext(sc)  sqlctx.sql('set spark.sql.autobroadcastjointhreshold=104857600') sqlctx.sql('set tungsten=true') sqlctx.sql('set spark.sql.shuffle.partitions=500') sqlctx.sql('set spark.sql.inmemorycolumnarstorage.compressed=true') sqlctx.sql('set spark.sql.inmemorycolumnarstorage.batchsize=12000') sqlctx.sql('set spark.sql.parquet.cachemetadata=true') sqlctx.sql('set spark.sql.parquet.filterpushdown=true') sqlctx.sql('set spark.sql.hive.convertmetastoreparquet=true') sqlctx.sql('set spark.sql.parquet.binaryasstring=true') sqlctx.sql('set spark.sql.parquet.compression.codec=snappy') sqlctx.sql('set spark.sql.hive.convertmetastoreparquet=true')  ## main functionality def main(sc):      if name == 'main':          # configure options         sconf =sparkconf() \             .set("spark.dynamicallocation.enabled","true")\             .set("spark.dynamicallocation.maxexecutors",300)\             .set("spark.shuffle.service.enabled","true")\             .set("spark.shuffle.spill.compress","true")  sc =sparkcontext(conf=sconf)  # execute main functionality  main(sc) sc.stop()

i think using old spark version 2.x.

instead of this

spark.createdataframe(..)

use below

> df = sqlcontext.createdataframe(...)

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