python "--input" argument code example

Example 1: read argument from terminal

#!/usr/bin/python

import sys

print 'Number of arguments:', len(sys.argv), 'arguments.'
print 'Argument List:', str(sys.argv)

#Terminal
# $ python test.py arg1 arg2 arg3

#print
#Number of arguments: 4 arguments.
#Argument List: ['test.py', 'arg1', 'arg2', 'arg3']

Example 2: program arguments python

#!/usr/bin/python

import sys

for args in sys.argv:
  print(args)

"""
If you were to call the program with subsequent arguments, the output 
will be of the following
Call:
python3 sys.py homie no

Output:
sys.py
homie
no
"""