Python Program that accept a line of Text from user and perform Togglecase, Title case, Sentence Case, Exit. Also menu will be repeated until select Exit.

Text Case Conversion

text = input(“\nEnter a line of text: “)

while True:
print(“\n1. Toggle Case”)
print(“2. Title Case”)
print(“3. Sentence Case”)
print(“4. Exit”)

choice = input("Enter choice: ")

# Toggle Case
if choice == '1':
    print("Result:", text.swapcase())

# Title Case
elif choice == '2':
    print("Result:", text.title())

# Sentence Case
elif choice == '3':
    print("Result:", text.capitalize())

# Exit
elif choice == '4':
    print("Program exited.")
    break

else:
    print("Invalid choice!")