python3Packages.tess: fix build failure

    scipy

  ];

  # scipy has depecrated since version 1.15.0 the function `sph_harm`, and has

  # been removed in 1.17.0 in favor of `sph_harm_y`

  patches = [ ./scipy_sph_harm.patch ];

  pythonImportsCheck = [ "tess" ];

  nativeCheckInputs = [ pytestCheckHook ];

diff --git a/tess/__init__.py b/tess/__init__.py

index b7f8f80..91c518f 100644

--- a/tess/__init__.py

+++ b/tess/__init__.py

@@ -374,13 +374,13 @@ def orderQ(l, xyz, weights=1):

     :math:`w_i` are the `weights`, defaulting to uniform: (:math:`\frac{1}{N_b}`)

     """

     import numpy as np

-    from scipy.special import sph_harm

+    from scipy.special import sph_harm_y

     theta, phi = cart_to_spher(xyz).T

     weights = np.ones(xyz.shape[0]) * weights

     weights /= np.sum(weights)

     mmeans = np.zeros(2 * l + 1, dtype=float)

     for m in range(-l, l + 1):

-        sph_weighted = sph_harm(m, l, phi, theta).dot(weights)  # Average of Y_{6m}

+        sph_weighted = sph_harm_y(l, m, theta, phi).dot(weights)  # Average of Y_{6m}

         mmeans[m] = abs(sph_weighted) ** 2

     return np.sqrt(4 * np.pi / (2 * l + 1) * np.sum(mmeans))