padx tkinter code example
Example 1: tkinter allign
from Tkinter import *
root = Tk()
example = Label(root, text="Hello World!")
example.grid(row=1, column=1, sticky=W)
Example 2: python grid
example1 = Label(root, text="Top left column")
example1.grid(row=0, column=0)
example2 = Label(root, text="Middle right colum") .grid(row=1, column=1)
example3 = Label(root, text="Bottom Row")
example3.grid(row=2, columnspan=2)
Example 3: tkinter widget span multiple colums
checkbutton.grid(columnspan=2, sticky=W)