def get_data(self):
data = Data('exponential_data')
model = self.get_model()
function = model.lambdify('exp', ('t', 'a', 'k'), modules='numpy')
linspace = numpy.linspace(-1, 1, 300, endpoint=True)
data.array = numpy.array([ linspace, function(linspace, 2, 3) ])
return data
def test_limits_symmetric(self):
data = Data()
data.array = numpy.array([ [-2, 1], [3, 4] ])
fit = Fit(data=data)
eq_(fit.limits, (-2, 2))
def test_limits(self):
data = Data()
data.array = numpy.array([ [1, 2], [3, 4] ])
fit = Fit(data=data)
eq_(fit.limits, (0, 2))
