How to print percentage at the beginning of string?

I would like to create and print string variable with percentage at the beginning. I use python 3.7.3

For example, I code:

a = '% some characters %'

what I get: " some characters %"

what I expect: "% some characters %"

Can anyone help, please?

How many English words
do you know?
Test your English vocabulary size, and measure
how many words do you know
Online Test
Powered by Examplum