string.center(length, character)
The center() method will center align the string, using a specified character (space is default) as the fill character.
>>> str = "banana"
>>> x = str.center(20)
>>> print(x)
banana
#Using the letter "O" as the padding character:
>>> str = "banana"
>>> x = str.center(20, "O")
>>> print(x)
OOOOOOObananaOOOOOOO