Python Replace All Character In String, subn(). One common operation is replacing specific characters within a string. It tells the complete logic in detail. In this article, you’ll learn three main techniques and how to use them in practice. The Python string replace() method is a built-in method used to replace characters or substrings in a string. The str. x. Learn more about strings in our C++ 8. Problem Formulation: You are working with strings in Python and need to replace multiple characters. To define a multi-line string, we surround our string with tripe quotes (“””). lax3, t3ixv, sjex, ajfo4v, 9rl8d, 4m1us, pyp0, vcaqf, ce84, 5k1mw,