[Pulp-list] Interesting python inspection

[Jason Rist]

On 08/19/2010 10:28 AM, Jason Dobies wrote:
> PyCharm just flagged the following code with a warning (in particular
> the consumerids argument)
> 
> def create(self, id, description, consumerids=[]):
> 
> Here's the warning:
> 
> "This inspection detects when a mutable value as list or dictionary is
> detected in a default value for an argument. Default argument values are
> evaluated only once at function definition time, which means that
> modifying the default value of the argument will affect all subsequent
> calls of the function. "
> 
> That's kinda cool, I never saw anything like that before.
> 
It knows...
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