def test_permutations(self):
"""Permutations must return only unique combinations, excluding combinations
that are mirrored (example: should not contain 'AB' and 'BA').
"""
permutations_one = [('a', 'b', 'c'), ('a', 'c', 'b'), ('b', 'a', 'c')]
permutations_two = [('a', 'b'), ('a', 'c'), ('a', 'd'), ('b', 'c'),
('b', 'd'), ('c', 'd')]
self.assertEqual(permutations_one,
list(helpers.permutations(['a', 'b', 'c'])))
self.assertEqual(permutations_two,
list(helpers.permutations('abcd', 2)))
def test_permutations(self):
"""Permutations must return only unique combinations, excluding combinations
that are mirrored (example: should not contain 'AB' and 'BA').
"""
permutations_one = [('a', 'b', 'c'), ('a', 'c', 'b'), ('b', 'a', 'c')]
permutations_two = [
('a', 'b'), ('a', 'c'), ('a', 'd'), ('b', 'c'), ('b', 'd'),
('c', 'd')
]
self.assertEqual(
permutations_one, list(helpers.permutations(['a', 'b', 'c']))
)
self.assertEqual(
permutations_two, list(helpers.permutations('abcd', 2))
)
def find_layout(self, avaliable_plants=None, length=None, width=None):
if avaliable_plants is None:
avaliable_plants = self.plants
if length is None:
length = self.length
if width is None:
width = self.width
plants = []
plots = Plots()
for k, v in avaliable_plants.items():
plants.extend([k]*v)
plot_scores = []
for p in helpers.permutations(plants, length*width):
plots.set_plots(
matrix(p).reshape(length, width).tolist()
)
score = plots.get_total_score()
plot_scores.append((score, p))
best_plot = max(plot_scores)[1]
return matrix(best_plot).reshape(length, width).tolist()