Terminal Calculator

# Good to be used with an alias in terminal
import sys
import os
def main():
    inp = sys.argv[1]
    inp2 = sys.argv[3]
    inp0 = sys.argv[2]
    if inp0 == '+':
        print float(inp) + float(inp2)
        quit
    elif inp0 == '/':
        print float(inp) / float(inp2)
        quit
    elif inp0 == '-':
        print float(inp) - float(inp2)
        quit
    elif inp0 == '*':
        print float(inp) * float(inp2)
        quit

if __name__ == '__main__':
    main()