reverse a string in python without using function code example

Example 1: reverse string in python

'hello world'[::-1]
'dlrow olleh'

Example 2: Python reverse a string

# Library
def solution(str):
    return ''.join(reversed(str)) 
  
# DIY with recursion
def solution(str): 
    if len(str) == 0: 
        return str
    else: 
        return solution(str[1:]) + str[0]