[Tutor] Basic question about docstrings

[Steven D'Aprano]

On Thu, Jul 30, 2015 at 04:28:33PM +0000, David Aldrich wrote:

> So main.py contains:
> 
> def get_field(value, start_bit, end_bit):
>     <snip>
> 
> and I see:
> 
> >>> import main
> >>> help(get_field)
>  Traceback (most recent call last):
>    File "<stdin>", line 1, in <module>
>  NameError: name 'get_field' is not defined

Naturally. Name resolution works the same for help() as for anything 
else.

If you say:

import math

then you need to refer to math.sin and math.cos, not sin or cos on their 
own. The same applies to your main.get_field, whether you are using 
help() or not.

-- 
Steve