def test_keys_imported():
mc = MicroConventions()
from microconventions import new_key, create_key, maybe_create_key, animal_from_key, key_difficulty, animal_from_code
assert maybe_create_key(seconds=0.1, difficulty=12) is None
assert len(mc.animal_from_key(mc.create_key(difficulty=6))) >= 6
assert len(animal_from_key(create_key(difficulty=6))) >= 6
assert key_difficulty(create_key(difficulty=6)) >= 6
def test_mean_percentile():
zscores = np.random.randn(100)
normcdf = MicroConventions._normcdf_function()
norminv = MicroConventions._norminv_function()
p = [normcdf(z) for z in zscores]
avg_p = MicroConventions.zmean_percentile(p)
implied_avg = norminv(avg_p)
actual_avg = np.mean(zscores)
assert abs(implied_avg - actual_avg) < 1e-4
def test_key_conventions():
mc = MicroConventions()
key = '239a9ed9918ff4daf36073c074dc8334'
assert mc.is_valid_key(key)
assert mc.animal_from_key(key) == "Bee Camel"
assert mc.shash(key) == "beeca3e13af4a0f2a0b484f5e8386c79"
assert mc.animal_from_code(
"beeca3e13af4a0f2a0b484f5e8386c79") == "Bee Camel"
assert len(mc.animal_from_key(mc.create_key(difficulty=6))) >= 6
assert mc.maybe_create_key(seconds=0.1, difficulty=12) is None
def test_cdf_invcdf():
normcdf = MicroConventions._normcdf_function()
norminv = MicroConventions._norminv_function()
for x in np.random.randn(100):
x1 = norminv(normcdf(x))
assert abs(x - x1) < 1e-4
def test_absc():
sc = MicroConventions(num_predictions=250)
xs = sc.percentile_abscissa()
assert len(xs) > 5
xs = MicroConventions.percentile_abscissa()
assert len(xs) > 5
def test_constructor():
mc = MicroConventions()
for mandatory in ['min_balance', 'min_len', 'DELAYS']:
assert mandatory in mc.__dict__
def test_horizon_conventions():
mc = MicroConventions()
assert len(mc.DELAYS) == 4
assert all(isinstance(d, int) for d in mc.DELAYS)
assert 'jeff' in mc.horizon_name(name='jeff.json', delay=70)
def test_stream_conventions():
mc = MicroConventions()
assert mc.is_valid_name('barney.json')
assert not mc.is_valid_name('jeff%.json')
assert mc.is_plain_name('jeff.json')
assert not mc.is_plain_name('jeff~80.json')
assert not mc.is_plain_name('jeff::70.json')
assert 'json' in mc.random_name()
assert '70' in mc.horizon_name(name='jeff.json', delay=70)
assert 70 == mc.split_horizon_name('70::jeff.json')[1]
assert mc.sep() == '::'