def open_child2():
c=Toplevel(root)
c.title("Child window 2")
c.getmetry('200x160+230+130')
#Label(c,text="Child window 2").grid()
lbl_number = Label(newChild,text="Enter Number")
lbl_number.grid(row=0,column=0)
txt_name= StringVar()
txt_input_number = Entry(newChild,textvariable=txt_name)
txt_input_number.grid(row=0,column=1)
lbl_name = Label(newChild,text="Password")
lbl_name.grid(row=1,column=0)
txt_name=StringVar()
txt_input_name = Entry(newChild,textvariable=txt_name)
txt_input_name.grid(row=1,column=1)
btn = Button(newChild,text="Exit",command=exit_child)
btn.grid(row=2,column=0)
def open_child3():
c=Toplevel(root)
c.title("Child window 3")
c.getmetry('200x160+230+130')
Label(c,text="Child window 3").grid()
def open_child1():
c=Toplevel(root)
c.title("Child window 1")
c.getmetry('200x160+230+130')
#Label(c,text="Child window 1").grid()
messagebox.showinfo("","This is a message")
