I have writting this code using Python, when I run it, the following errors show up.
spark = SparkSession\
.builder\
.appName("GraphX")\
.getOrCreate()
e = spark.read.parquet("hdfs://localhost:9000/gf/edge")
v = spark.read.parquet("hdfs://localhost:9000/gf/vertex")
s = GraphFrame(v, e)
s.edges.show()
s.vertices.show()