[Tutor] How to update only set CLI args?

[Leam Hall]

On 1/17/22 08:18, Alan Gauld via Tutor wrote:
> On 17/01/2022 14:00, Leam Hall wrote:
>> Writing a CLI app in Python 3.10. There's a "defaults" dict, a config file that gets read into a dict, and command line arguments that can be passed in.
>>
>>     defaults = {'table':'people'}
>>     defaults.update(config)
>>     defaults.update(vars(args))
>>
>> The issue is that if an argument is not set on the command line,
>> the args.item has a value of "None", which then overwrites any value
>> in defaults or config. How do I update just the set args?
> 
> Write a loop to test for none values before updating?

That I can do; I just thought there might be a cleaner way.

Thanks!

Leam

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