[Tutor] How to update only set CLI args?

[Leam Hall]

On 1/17/22 19:19, Cameron Simpson wrote:
> On 17Jan2022 17:11, Leam Hall <leamhall at gmail.com> wrote:
>> This is what I came up with, after my work day was done.  :)
>>
>> ###
>>
>> def sort_args(defaults, config, args):
>>   """ Returns dict of configuration, with defaults lowest priority,
>>       then config file options, then CLI args as highest.
>>   """
>>   defaults = copy.deepcopy(defaults)
>>   defaults.update(config)
>>   for key, value in vars(args).items():
>>     if value:
> 
> This won't do the right thing if value is eg 0. If you know an omitted
> CLI option will be None (ideally it would not even be present) then do a
> precise check for None, not "falsiness".
> 
>      if value is not None:
> 
> Cheers,
> Cameron Simpson <cs at cskk.id.au>

That was my goal, but I didn't have the syntax. I had tried:

   if value not None:

Code updated, thanks!

Leam
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