add default to argument to prior util

[ferrine]

No description provided.

[ferrine]

@ricardoV94 this one is ready, feel free to merge if looks good to you

[ricardoV94]

What's the point of calling this function with an empty model?

[ferrine]

What's the point of calling this function with an empty model?

if you pass everything to kwargs for example, the API supports inspecting the passed kwargs, in a lot of cases it is easier to just use kwargs

[ricardoV94]

Will this function ever do anything with empty var_names?

[ferrine]

Will this function ever do anything with empty var_names?

kwargs + var_names combined matter, not just var_names

[ricardoV94]

Will this function ever do anything with empty var_names?

kwargs + var_names combined matter, not just var_names

So why this change to allow kwargs + no var_names? If that case can only end up with an empty dictionary?

[ferrine]

Will this function ever do anything with empty var_names?

kwargs + var_names combined matter, not just var_names

So why this change to allow kwargs + no var_names? If that case can only end up with an empty dictionary?

he change is required to use the function with kwargs only