diplomat.processing.type_casters.get_typecaster_kwd_arg_name¶

diplomat.processing.type_casters.get_typecaster_kwd_arg_name(func: TypeCasterFunction) → str | None[source]¶

Get the name of the wildcard keyword argument for this type caster function if it exists.

Parameters:: func – The type caster function to extract the keyword argument name of.
Returns:: The name of the keyword argument, or None if this function has no wild keyword argument.