python string find substring and replace it code example

Example 1: python replace substring

txt = "I like bananas"

x = txt.replace("bananas", "apples")

print(x) # ----> I like apples

Example 2: python replace matching string

s = 'one two one two one'

# 1st argument: string to find
# 2nd argument: string to put in place

print(s.replace(' ', '-')) # one-two-one-two-one