Python TYBBA (CA) Pratical Slip 13 Savitribai Phule Pune University

Mr PVK

March 26, 2025

 Slip 13

A) Write a Python program to input a positive integer. Display correct message for correct and incorrect input. (Use Exception Handling)

try:

    num=int(input('Enter a number :'))

except ValueError:

    print("\nThis is not a number!")

else:

    print('\nnumber is : ',num)

Program Output :

Enter a number :BBA CA

This is not a number!

B) Write a program to implement the concept of queue using list. 

q=[ ]

q.append(10)

q.append(100)

q.append(1000)

q.append(10000)

print("InitialQueueis = ",q)

print(q.pop(0))

print(q.pop(0))

print(q.pop(0))

print("After Removing Elements : ",q)

Program Output :

 InitialQueueis = [10, 100, 1000, 10000]

10

100

1000

After Removing Elements : [10000]

 

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