katana.units.esoteric.piet — Piet

Piet esoteric language

This unit inherits from the katana.unit.FileUnit to ensure that the target is in fact an image file.

This unit will extract the text returned by a given Piet language image using the npiet command-line utility. The syntax is:

npiet -e 1000000 <target_path>

class katana.units.esoteric.piet.Unit(*args, **kwargs)

Bases: katana.unit.FileUnit

DEPENDENCIES = ['npiet']

Required depenencies for this unit “npiet”

GROUPS = ['esoteric', 'npiet', 'piet']

These are “tags” for a unit. Considering it is a Esoteric unit, “esoteric” is included, as well as the unit name “npiet”.

PRIORITY = 30

Priority works with 0 being the highest priority, and 100 being the lowest priority. 50 is the default priorty. This unit has a moderately high priority due to speed and broadness of applicability

RECURSE_SELF = False

It would not make sense to recurse into ourself

evaluate(case: Any)

Evaluate the target. Run the npiet code and give the standard output results to Katana.

Parameters:case – A case returned by enumerate. For this unit, the enumerate function is not used. Returns:None. This function should not return any data.