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Calculator.py
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from tkinter import *
def click(event):
global scvalue
text = event.widget.cget("text")
print(text)
if text=="=":
if scvalue.get().isdigit():
value = int(scvalue.get())
else:
value= eval(screen.get())
scvalue.set(value)
screen.update()
elif text== "C":
scvalue.set("")
screen.update()
else:
scvalue.set(scvalue.get() + text)
screen.update()
root = Tk()
root.geometry("400x650")
root.title("CALCULATOR")
root.configure(bg="light blue")
scvalue = StringVar()
scvalue.set("")
screen = Entry(root, textvariable=scvalue, font="lucida 20 bold")
screen.pack(fill=X ,ipadx=8,pady=8,padx=8)
f= Frame(root,bg="grey")
b = Button(f,text="9",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="8",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="7",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
f.pack()
f= Frame(root,bg="grey")
b = Button(f,text="6",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="5",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="4",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
f.pack()
f= Frame(root,bg="grey")
b = Button(f,text="3",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="2",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="1",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7,pady=10)
b.bind("<Button-1>",click)
f.pack()
f= Frame(root,bg="grey")
b = Button(f,text="0",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7.75,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="-",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.75,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="+",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.75,pady=10)
b.bind("<Button-1>",click)
f.pack()
f= Frame(root,bg="grey")
b = Button(f,text="*",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7.75,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="/",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.75,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="%",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.75,pady=10)
b.bind("<Button-1>",click)
f.pack()
f= Frame(root,bg="grey")
b = Button(f,text="C",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT ,padx=7.50,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="=",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.49,pady=10)
b.bind("<Button-1>",click)
b = Button(f,text="/",padx=15, pady=5,font="lucida 25 bold")
b.pack(side=LEFT,padx=7.49,pady=10)
b.bind("<Button-1>",click)
f.pack()
root.mainloop()