Module are very helpful when a file containing number of functions and you can use them in other file.
Creating a module
area.py
def square(side):
return side*side
def rectangle(length, width):
return 0.5*length*width
Importing module
import area
using function of a module
area_of_square = area.square(10)
print(area_of_square)
importing module and rename
import area as a
area_of_rectangle = a.rectangle(2, 5)
print( area_of_rectangle )
import specific function from a module
from area import square
area_of_square = square(4)
print( area_of_square )