Write
Python GUI program which accepts a sentence from the user and alters it when a
button is pressed. Every space should be replaced by *, case of all alphabets
should be reversed, digits are replaced by?.
import
tkinter as tk
def
alter_sentence():
sentence = entry.get()
altered_sentence = ""
for char in sentence:
if char.isalpha():
if char.islower():
altered_sentence +=
char.upper()
else:
altered_sentence +=
char.lower()
elif char.isdigit():
altered_sentence += "?"
elif char.isspace():
altered_sentence += "*"
else:
altered_sentence += char
result_label.config(text=altered_sentence)
# Create the
main window
root =
tk.Tk()
root.title("Sentence
Alteration")
# Entry
widget for entering the sentence
entry =
tk.Entry(root, width=50)
entry.pack()
# Button to
alter the sentence
alter_button
= tk.Button(root, text="Alter", command=alter_sentence)
alter_button.pack()
# Label to
display the altered sentence
result_label
= tk.Label(root, text="", font=("Arial", 12))
result_label.pack()
root.mainloop()
