Explanatory Examples

>>> rhyme = 'Little Jack Horner sat in a corner,\nEating a Christmas pie;\nHe put in his thumb and pulled out a plum,\nAnd said, "What a good boy am I!" '

>>> rhyme.find("orner")

13

>>> rhyme.find("orner",14)

29

>>> rhyme.count("orner")

2

>>> rhyme.index("orner")

13

>>> rhyme.rindex("orner")

29

>>> rhyme.rindex("girl")

Traceback (most recent call last):

File "<stdin>", line 1, in <module>

ValueError: substring not found

>>> rhyme.find("girl")

-1