from tkinter import* obj=Tk() obj.geometry("400x180+200+200") global operation global result result=0 operation="" s1=StringVar() s2=StringVar() def f1(): operation="Addition is : " value1=int(s1.get()) value2=int(s2.get()) result=value1+value2 print(operation , result) srishti.configure(text=operation+str(result),bg="skyblue") def f2(): operation="Difference is : " value1=int(s1.get()) value2=int(s2.get()) result=value1-value2 print(operation,result) srishti.configure(bg="skyblue") srishti.configure(text=operation+str(result),bg="skyblue") def f3(): operation="Product is : " value1=int(s1.get()) value2=int(s2.get()) result=value1*value2 print(operation,result) srishti.configure(text=operation+str(result),bg="skyblue") def f4(): operation="Divison is : " value1=int(s1.get()) value2=int(s2.get()) result=value1/value2 print(operation,result) srishti.configure(text=operation+str(result),bg="skyblue") Label(text="Srishti Calculator App",bg="skyblue",fg="white",font=70).place(x=130,y=5) jacb=Label(text="Enter First Number",bg="blue",fg="white",font=60) jacb.place(x=30,y=35) e1=Entry(textvariable=s1) e1.place(x=30,y=75) srt=Label(text="Enter Second Number",bg="blue",fg="white",font=60) srt.place(x=220,y=35) e2=Entry(textvariable=s2) e2.place(x=220,y=75) srishti=Label(fg="white",font=50) srishti.place(x=130,y=150) b1=Button(text="+",bg="skyblue",width=5,command=f1) b2=Button(text="-",bg="skyblue",width=5,command=f2) b3=Button(text="*",bg="skyblue",width=5,command=f3) b4=Button(text="/",bg="skyblue",width=5,command=f4) b1.place(x=30,y=110) b2.place(x=130,y=110) b3.place(x=230,y=110) b4.place(x=330,y=110) obj.mainloop() print("end of programme")