python main args

1import sys
2
3def hello(a,b):
4    print "hello and that's your sum:", a + b
5
6if __name__ == "__main__":
7    a = int(sys.argv[1])
8    b = int(sys.argv[2])
9    hello(a, b)
10# If you type : py main.py 1 5
11# It should give you "hello and that's your sum:6"

1#!/usr/bin/python
2
3import sys
4
5print 'Number of arguments:', len(sys.argv), 'arguments.'
6print 'Argument List:', str(sys.argv)
7
8#Terminal
9# $ python test.py arg1 arg2 arg3
10
11#print
12#Number of arguments: 4 arguments.
13#Argument List: ['test.py', 'arg1', 'arg2', 'arg3']
14
15

1#!/usr/bin/python
2
3import sys, getopt
4
5def main(argv):
6   inputfile = ''
7   outputfile = ''
8   try:
9      opts, args = getopt.getopt(argv,"hi:o:",["ifile=","ofile="])
10   except getopt.GetoptError:
11      print 'test.py -i <inputfile> -o <outputfile>'
12      sys.exit(2)
13   for opt, arg in opts:
14      if opt == '-h':
15         print 'test.py -i <inputfile> -o <outputfile>'
16         sys.exit()
17      elif opt in ("-i", "--ifile"):
18         inputfile = arg
19      elif opt in ("-o", "--ofile"):
20         outputfile = arg
21   print 'Input file is "', inputfile
22   print 'Output file is "', outputfile
23
24if __name__ == "__main__":
25   main(sys.argv[1:])