How to search and replace text in a file?

Question

How do I search and replace text in a file using Python 3?

Here is my code:

import os
import sys
import fileinput

print (\"Text to search for:\")
te         


        

Answer 1

Like so:

def find_and_replace(file, word, replacement):
  with open(file, 'r+') as f:
    text = f.read()
    f.write(text.replace(word, replacement))