FreeCodeCamp - Reverse a String (Python)

reverse_a_string.py

"""
Reverse the provided string.
Your result must be a string.
"""
def reverse_string(string):
    # Turn the string into a list
    string_list = list(string)
    # Reverse the list
    string_list.reverse()
    # Convert list to string and return
    return "".join(string_list)
    
print reverse_string("hello")
    

reverse_a_string_v2.py

# This version does the job using string slicing with the power of striding
# A very fast one as well :)
def reverse_string(string):
  return string[-1::-1]
print reverse_string("hello")
  

reverse_a_stringv3.py

# This version does the job using string slicing with the power of striding (-1)
# A very fast one as well :)
def reverse_string(string):
  return string[::-1]
print reverse_string("hello")