client.py

import Pyro4
import os
import datetime

Client = Pyro4.Proxy("PYRONAME:RMI.calculator")
name =input("What is your name? ").strip()
now=datetime.datetime.now()

print('date: '+now.strftime('%d-%m-%y')+' Time:'+now.strftime('%H:%M:%S'))
print(Client.get_usid(name))
print("Enter the number of calculations to be done")
n=int(input("Enter n: "))

while (n>0):
    n=n-1
    print()
    a =int(input("Enter a: "))
    b =int(input("Enter b: "))
    
    print("Enter number for desired calculations: \n" +'1.ADD \n'+'2.SUBTRACT \n'+ '3.MULTIPLY \n'+ '4.DIVISION \n'+'5.SQUARE \n'+'6.SQRT \n'+ '7.MOD \n'+ '8.PERCENTAGE \n'+'9.EXPONENTIATION')
    
    c=int(input('Enter your choice: '))
    
    if (c==1):
        print(Client.add(a,b))
    elif (c==2):
        print(Client.subtract(a,b))
    elif (c==3):
        print(Client.multiply(a,b))
    elif (c==4):
        print(Client.division(a,b))
    elif (c==5):
        print(Client.sqr(a))
    elif (c==6):
        print(Client.sqrt(a))
    elif (c==7):
        print(Client.mod(a, b))
    elif (c==8):
        print(Client.per(a, b)) 
    elif (c==9):
        print(Client.exp(a, b)) 
    else:
        print('invalid input')