text: import json
  import sys
  
  NUM_NODE = 4
  
  auth = None
  with open('auth.json') as f:
      auth = json.load(f)
  
  ATTRIBUTE = ['T', 'N', 'I', 'F', 'U', 'A', 'R']
  ATTRIBUTE_NAME = ['Timestamp', 'Node', 'ID',
                    'Ref-ID', 'User', 'Activity', 'Resource']
  FULL2SHORT = {full:short for full,short in zip(ATTRIBUTE_NAME,ATTRIBUTE)}
  ATTRIBUTE_INDEX = {att: i for i, att in enumerate(ATTRIBUTE_NAME)}
  ATTRIBUTE_INDEX.update(
      {att: i for i, att in enumerate(map(str.lower, ATTRIBUTE_NAME))})
  ATTRIBUTE_INDEX.update({att: i for i, att in enumerate(ATTRIBUTE)})
  
  # MAX_RESULT = NUM_NODE * FILE_SIZE
  MAX_RESULT = int(1e9)
  
  ENCODE_FORMAT = 'ascii'
  
  NLEVEL = 3
  SCALE = 10000
  STEP = 100
  PREFIX = 's'
  
  TIME_MIN = 0
  TIME_MAX = (2 ** 31 -1) * 1000
  
  DELIMITER = '\t'
  