Python system arguments

Python get command line arguments

import sys
print("This is the name of the script:", sys.argv[0])
print("Number of arguments:", len(sys.argv))
print("The arguments are:" , str(sys.argv))

#Example output
#This is the name of the script: sysargv.py
#Number of arguments in: 3
#The arguments are: ['sysargv.py', 'arg1', 'arg2']

Source: pythonforbeginners.com

Pass argument to a py file

import sys

def hello(a,b):
    print "hello and that's your sum:", a + b

if __name__ == "__main__":
    a = int(sys.argv[1])
    b = int(sys.argv[2])
    hello(a, b)
# If you type : py main.py 1 5
# It should give you "hello and that's your sum:6"

Python system arguments

import sys

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

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

Similar codes

1 vote281 views2 answers
How to swap two variables without using third variable python
Python
0 vote275 views1 answer
Os.system ignore output
Python
23 votes286 views6 answers
Flask post
Python
3 votes290 views2 answers
How to add list numbers in python
Python
16 votes272 views6 answers
List.add in python
Python
43 votes293 views6 answers
Adding new column to existing DataFrame in Pandas
Python
2 votes260 views1 answer
Flask minimul app
Python
1 vote264 views1 answer
Python how to make an empty list
Python
1 vote254 views1 answer
Python text to speech version 3
Python
0 vote292 views1 answer
How to write a program that interacts with the terminal
Python