new_contents: #!/usr/bin/env python2.7
  #
  # Licensed to the Apache Software Foundation (ASF) under one or more
  # contributor license agreements.  See the NOTICE file distributed with
  # this work for additional information regarding copyright ownership.
  # The ASF licenses this file to You under the Apache License, Version 2.0
  # (the "License"); you may not use this file except in compliance with
  # the License.  You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  #
  
  
  import json
  import sys
  import csv
  
  row=[]
  csvPath = sys.argv[1]       #Input Path to csv file
  with open(csvPath,"r") as f:
      lines = csv.reader(f.read().splitlines(), delimiter=' ')
      for line in lines:
          row.append(line)
  
  data={}
  for i in range(len(row)):
      if "x-coordinate" in row[i][0].split(","):
          continue
      else:
          column = row[i][0].split(",")
          data[column[0]]=[]
  
  for i in range(len(row)):
      if "x-coordinate" in row[i][0].split(","):
          continue
      else:
          column = row[i][0].split(",")
          second={}
          second["name"]=column[1]+"  "+column[2]
          second["size"]=column[2]
          data[column[0]].append(second)
  
  clusterList = []
  i=0
  for elem in data.keys():
      first={}
      first["name"]="cluster "+str(i)
      first["children"]=data[elem]
      clusterList.append(first)
      i+=1
  
  
  print json.dumps(clusterList, sort_keys=True, indent=4, separators=(',', ': '))
  
  clusterStruct = {"name":"clusters", "children":clusterList}
  with open("clusters.json", "w") as f:             #Pass the json file as input to cluster-d3.html or dynamic-cluster.html
      f.write(json.dumps(clusterStruct, sort_keys=True, indent=4, separators=(',', ': ')))
subject: Convert csv to json for clusters