index() - Searches the string for a specified value and returns the position of where it was found
Returns the index in the given string of the first matching substring. If the index is not found, Python throws a
str = 'The quick brown fox jumped over the lazy dog' print(str.index('brown')) try: print(str.index('horse')) except ValueError: print('The string "horse" was not found!')
10 The string "horse" was not found!