from pyspark import SparkContext
from pyspark.sql import SparkSession
from pyspark.sql.types import *
import os
os.environ['PYSPARK_SUBMIT_ARGS'] = '--packages com.databricks:spark-xml_2.10:0.4.1 pyspark-shell'
conf = SparkConf().setAppName('Stackoverflow')
sc = SparkContext(master="local", appName="test")
sc.setLogLevel("Error")
spark = SparkSession.builder.getOrCreate()
df=spark.read.format("com.databricks.spark.xml").option("rowTag","Transaction").load("C:/Users/Rajaraman/Desktop/task/data/transactions.xml")

无法回溯（最近一次调用last）：conf=sparkconf（）中的第6行文件“c:/users/rajaraman/test.py”。setappname（'stackoverflow'）name错误：未定义名称“sparkconf”
敬请检阅