24986bcc156abd807770d0cde6f45d6f8df08968,scipy/optimize/tests/test_minpack.py,TestCurveFit,test_bounds_p0,#TestCurveFit#,456

Before Change

        def f(x, a, b):
            return a * np.exp(-b*x)

        xdata = np.linspace(0, 1, 11)
        ydata = f(xdata, 2., 2.)
        bounds = ([1., 0], [1.5, 3.])
        p0 = [1.01, 2.9]
        for method in [None, "trf", "dogbox"]:

After Change

        def f(x, a):
            return np.sin(x + a)

        xdata = np.linspace(-2*np.pi, 2*np.pi, 40)
        ydata = np.sin(xdata)
        bounds = (-3 * np.pi, 3 * np.pi)
        for method in ["trf", "dogbox"]:
            popt_1, _ = curve_fit(f, xdata, ydata, p0=2.1*np.pi)

Instances