def init_objects(input_alg):
"""
Initialise a cube, apply the algorithm to it and then for a second time to get to the correct state.
:param input_alg: string containing an algorithm to parse.
:type input_alg: str
:return: Cube, Algorithm
"""
cube = Cube(3)
alg = Algorithm(input_alg)
cube.apply(alg.alg())
if cube.unsolved_corner_count >= DataSelector.MAX_ALLOWED_UNSOLVED_CORNERS or cube.unsolved_edge_count >= DataSelector.MAX_ALLOWED_UNSOLVED_EDGES:
raise TooManyUnsolvedPiecesException(
"This algorithm leaves a lot of pieces unsolved. The parser may be behaving incorrectly, or the alg is bad."
)
if cube.unsolved_corner_count + cube.unsolved_edge_count == 0:
raise AlgorithmDoesNothingException(
"This algorithm appears to do nothing.")
return cube, alg
def init_cube(cell):
alg = Algorithm(cell)
cube = Cube(3)
cube.apply(alg.alg())
return alg, cube
