how to remove elements from string in python code example

Example 1: take off character in python string

s = 'abc12321cba'

print(s.replace('a', ''))

Example 2: python remove string from string

s = 'ab12abc34ba'
print(s.replace('ab', ''))

Example 3: remove from string python

"Str*ing With Chars I! don't want".replace('!','').replace('*','')