Main.py

from Grail import Grail

#!/usr/bin/python

import sys, getopt

def main(argv):
  inputfile = ''
  outputfile = ''
  print inputfile, outputfile

  try:
    opts, args = getopt.getopt(argv,"hi:o:",["ifile=","ofile="])
  except getopt.GetoptError:
    print 'test.py -i <inputfile> -o <outputfile>'
    sys.exit(2)

  for opt, arg in opts:
    if opt == '-h':
      print 'test.py -i <inputfile> -o <outputfile>'
      sys.exit()
    elif opt in ("-i", "--ifile"):
      inputfile = arg
    elif opt in ("-o", "--ofile"):
      outputfile = arg

  grail=Grail(inputfile)
  grail.run()

  f=open(outputfile,'w')
  outputString=""
  for block in grail.getBlocks():
    ret=block.getBlockSql()
    outputString+=ret+"\n"
  f.write(outputString)
  print "Successflly completed Grail execution. Please check the ouput file for results.\n"

if __name__ == "__main__":
    main(sys.argv[1:])