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

0 vote180 views1 answer
UserWarning: Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning warnings.warn('Using slow pure-python SequenceMatcher. Install python-Levenshtein to remove this warning'
Python
-1 vote168 views1 answer
Python check if string is url
Python
0 vote228 views1 answer
TypeError: Direct assignment to the forward side of a many-to-many set is prohibited. Use .set() instead
Python
2 votes132 views2 answers
Wolfram alpha python
Python
0 vote231 views1 answer
Django force download file
Python
0 vote171 views1 answer
How to solve add decimals in strings as integers
Python
0 vote163 views1 answer
How stract avery .jpg string in a website python
Python
0 vote214 views1 answer
Django not migrating
Python Django
213 votes304 views6 answers
Python iterate through dictionary
Python
0 vote181 views1 answer
To install a specific version, type the package name followed by the required version:
Python