I love assert

Peter Cacioppi peter.cacioppi at gmail.com
Wed Nov 12 00:02:41 CET 2014


On Tue, Nov 11, 2014 at 12:57 PM, TP <wingusr at gmail.com> wrote:

> On Tue, Nov 11, 2014 at 11:40 AM, Peter Cacioppi <peter.cacioppi at gmail.com
> > wrote:
>
>> I think one needs to take care with some basic assert coding - it's not a
>> substitute for unit tests, it doesn't absolve you of normal exception
>> responsibilities, and, most of all, it should be used for passive
>> inspection and not action. But given these guidelines, I still find it very
>> useful as "active comments".
>
>
> I first came across asserts when using Wing IDE. See "Helping Wing Analyze
> Code" [1] explains why using assert and isinstance will let Wing IDE
> autocomplete things it otherwise couldn't.
>
> PyCharm uses docstrings to accomplish the same task [2] but can also use
> asserts/isinstance [3].
>
> [1] https://wingware.com/doc/edit/helping-wing-analyze-code
>
> [2] https://www.jetbrains.com/pycharm/webhelp/type-hinting-in-pycharm.html
> <https://www.jetbrains.com/pycharm/webhelp/type-hinting-in-pycharm.html#d232466e456>
>
> [3]
> http://stackoverflow.com/questions/9040387/is-there-a-way-to-explicitly-tell-pycharm-what-class-an-attribute-is-an-instance
>
>
I use PyCharm. Thanks for [2], it's a keeper
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