python remove space from end of string

1.replace(" ", "")

1>>> import re
2>>> re.sub(' +', ' ', 'The     quick brown    fox')
3'The quick brown fox'

1'     hello world!    '.strip()
2'hello world!'
3
4
5'     hello world!    '.lstrip()
6'hello world!    '
7
8'     hello world!    '.rstrip()
9'    hello world!'

1a = "      yo!      "
2b = a.strip() # this will remove the white spaces that are leading and trailing

1string=' t e s t ' 
2print(string.replace(' ',''))
3

1>>> "    xyz     ".rstrip()
2'    xyz'
3