2.2.25. czekitout.convert.to_pair_of_nonnegative_floats

to_pair_of_nonnegative_floats(obj, obj_name)

Convert input object to a two-element tuple of nonnegative float objects.

If the input object is not a pair of nonnegative real numbers, then an exception is raised with the message:

The object ``<obj_name>`` must be a pair of nonnegative real numbers.

where <obj_name> is replaced by the contents of the string obj_name. In the case that an exception is raised, said exception is of the type TypeError if the input object is not a pair of real numbers, otherwise said exception is of the type ValueError.

Parameters:

objany type

Input object.

obj_namestr

Name of the input object.

Returns:

resulttuple (float)

The object resulting from the conversion.