ANN: New Book: Programming in Python 3

[Paul Rudin]

Thomas Heller <theller at python.net> writes:

> Steve Holden schrieb:
>> Thomas Heller wrote:
>>> Question from a non-native english speaker: is this now valid english?
>>> 
>>>   "One of Python’s great strengths"
>>>                 ^
>>>   "and also teaches Python’s functional programming features"
>>>                           ^
>>>   "The book’s approach is wholly practical"
>>>            ^
>> It always has been valid English. The apostrophe is only omitted from
>> personal pronouns (hers, its, and so on).
>
> I see, thanks.  But, is the apostrophe optional in the above fragments?

No.