#!/bin/env python
import sys
from MAST.utility.DiffusionCoefficient import DiffCoeff

def main():   
    argv = sys.argv[1:]
    opts, args = getopt.getopt(argv,"i")
    if len(sys.argv) < 2:
        sys.exit('Usage: %s -i <input_filename>' % sys.argv[0])
    inp = args[0]
    DiffCoeff(inp).calculatingD()

if __name__=="__main__":
    main()
